AcoSail/kernel_optimize_test
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

Browse Source 
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
This commit is contained in:
David Woodhouse 2006-05-06 19:59:18 +01:00
commit 5047f09b56
211 changed files with 3295 additions and 1443 deletions
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10
CREDITS
View File

@ -1194,15 +1194,9 @@ S: Brecksville, OH 44141-1334
S: USA
N: Tristan Greaves
E: Tristan.Greaves@icl.com
E: tmg296@ecs.soton.ac.uk
W: http://www.ecs.soton.ac.uk/~tmg296
E: tristan@extricate.org
W: http://www.extricate.org/
D: Miscellaneous ipv4 sysctl patches
S: 15 Little Mead
S: Denmead
S: Hampshire
S: PO7 6HS
S: United Kingdom
N: Michael A. Griffith
E: grif@cs.ucr.edu

2
arch/arm/Kconfig
View File

@ -150,8 +150,6 @@ config ARCH_IOP3XX
config ARCH_IXP4XX
bool "IXP4xx-based"
select DMABOUNCE
select PCI
help
Support for Intel's IXP4XX (XScale) family of processors.

4
arch/arm/boot/compressed/misc.c
View File

@ -38,10 +38,10 @@ static void icedcc_putc(int ch)
if (--i < 0)
return;
asm("mrc p14, 0, %0, c0, c0, 0" : "=r" (status));
asm volatile ("mrc p14, 0, %0, c0, c0, 0" : "=r" (status));
} while (status & 2);
asm("mcr p15, 0, %0, c1, c0, 0" : : "r" (ch));
asm("mcr p14, 0, %0, c1, c0, 0" : : "r" (ch));
}
#define putc(ch) icedcc_putc(ch)

6
arch/arm/kernel/asm-offsets.c
View File

@ -95,5 +95,11 @@ int main(void)
DEFINE(SYS_ERROR0, 0x9f0000);
BLANK();
DEFINE(SIZEOF_MACHINE_DESC, sizeof(struct machine_desc));
DEFINE(MACHINFO_TYPE, offsetof(struct machine_desc, nr));
DEFINE(MACHINFO_NAME, offsetof(struct machine_desc, name));
DEFINE(MACHINFO_PHYSIO, offsetof(struct machine_desc, phys_io));
DEFINE(MACHINFO_PGOFFIO, offsetof(struct machine_desc, io_pg_offst));
DEFINE(PROCINFO_INITFUNC, offsetof(struct proc_info_list, __cpu_flush));
DEFINE(PROCINFO_MMUFLAGS, offsetof(struct proc_info_list, __cpu_mmu_flags));
return 0;
}

4
arch/arm/kernel/head-nommu.S
View File

@ -20,12 +20,10 @@
#include <asm/mach-types.h>
#include <asm/procinfo.h>
#include <asm/ptrace.h>
#include <asm/asm-offsets.h>
#include <asm/thread_info.h>
#include <asm/system.h>
#define PROCINFO_INITFUNC 12
#define MACHINFO_TYPE 0
/*
* Kernel startup entry point.
* ---------------------------

8
arch/arm/kernel/head.S
View File

@ -24,14 +24,6 @@
#include <asm/thread_info.h>
#include <asm/system.h>
#define PROCINFO_MMUFLAGS 8
#define PROCINFO_INITFUNC 12
#define MACHINFO_TYPE 0
#define MACHINFO_PHYSIO 4
#define MACHINFO_PGOFFIO 8
#define MACHINFO_NAME 12
#define KERNEL_RAM_ADDR (PAGE_OFFSET + TEXT_OFFSET)
/*

52
arch/arm/mach-imx/generic.c
View File

@ -195,56 +195,6 @@ void __init imx_set_mmc_info(struct imxmmc_platform_data *info)
}
EXPORT_SYMBOL(imx_set_mmc_info);
static struct resource imx_uart1_resources[] = {
[0] = {
.start = 0x00206000,
.end = 0x002060FF,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = (UART1_MINT_RX),
.end = (UART1_MINT_RX),
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = (UART1_MINT_TX),
.end = (UART1_MINT_TX),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device imx_uart1_device = {
.name = "imx-uart",
.id = 0,
.num_resources = ARRAY_SIZE(imx_uart1_resources),
.resource = imx_uart1_resources,
};
static struct resource imx_uart2_resources[] = {
[0] = {
.start = 0x00207000,
.end = 0x002070FF,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = (UART2_MINT_RX),
.end = (UART2_MINT_RX),
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = (UART2_MINT_TX),
.end = (UART2_MINT_TX),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device imx_uart2_device = {
.name = "imx-uart",
.id = 1,
.num_resources = ARRAY_SIZE(imx_uart2_resources),
.resource = imx_uart2_resources,
};
static struct imxfb_mach_info imx_fb_info;
void __init set_imx_fb_info(struct imxfb_mach_info *hard_imx_fb_info)
@ -283,8 +233,6 @@ static struct platform_device imxfb_device = {
static struct platform_device *devices[] __initdata = {
&imx_mmc_device,
&imxfb_device,
&imx_uart1_device,
&imx_uart2_device,
};
static struct map_desc imx_io_desc[] __initdata = {

74
arch/arm/mach-imx/mx1ads.c
View File

@ -26,6 +26,7 @@
#include <asm/mach/arch.h>
#include <asm/arch/mmc.h>
#include <asm/arch/imx-uart.h>
#include <linux/interrupt.h>
#include "generic.h"
@ -48,8 +49,70 @@ static struct platform_device cs89x0_device = {
.resource = cs89x0_resources,
};
static struct imxuart_platform_data uart_pdata = {
.flags = IMXUART_HAVE_RTSCTS,
};
static struct resource imx_uart1_resources[] = {
[0] = {
.start = 0x00206000,
.end = 0x002060FF,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = (UART1_MINT_RX),
.end = (UART1_MINT_RX),
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = (UART1_MINT_TX),
.end = (UART1_MINT_TX),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device imx_uart1_device = {
.name = "imx-uart",
.id = 0,
.num_resources = ARRAY_SIZE(imx_uart1_resources),
.resource = imx_uart1_resources,
.dev = {
.platform_data = &uart_pdata,
}
};
static struct resource imx_uart2_resources[] = {
[0] = {
.start = 0x00207000,
.end = 0x002070FF,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = (UART2_MINT_RX),
.end = (UART2_MINT_RX),
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = (UART2_MINT_TX),
.end = (UART2_MINT_TX),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device imx_uart2_device = {
.name = "imx-uart",
.id = 1,
.num_resources = ARRAY_SIZE(imx_uart2_resources),
.resource = imx_uart2_resources,
.dev = {
.platform_data = &uart_pdata,
}
};
static struct platform_device *devices[] __initdata = {
&cs89x0_device,
&imx_uart1_device,
&imx_uart2_device,
};
#ifdef CONFIG_MMC_IMX
@ -75,6 +138,17 @@ mx1ads_init(void)
imx_gpio_mode(GPIO_PORTB | GPIO_GIUS | GPIO_IN | 20);
imx_set_mmc_info(&mx1ads_mmc_info);
#endif
imx_gpio_mode(PC9_PF_UART1_CTS);
imx_gpio_mode(PC10_PF_UART1_RTS);
imx_gpio_mode(PC11_PF_UART1_TXD);
imx_gpio_mode(PC12_PF_UART1_RXD);
imx_gpio_mode(PB28_PF_UART2_CTS);
imx_gpio_mode(PB29_PF_UART2_RTS);
imx_gpio_mode(PB30_PF_UART2_TXD);
imx_gpio_mode(PB31_PF_UART2_RXD);
platform_add_devices(devices, ARRAY_SIZE(devices));
}

15
arch/arm/mach-ixp4xx/Kconfig
View File

@ -11,6 +11,7 @@ comment "IXP4xx Platforms"
config MACH_NSLU2
bool
prompt "Linksys NSLU2"
select PCI
help
Say 'Y' here if you want your kernel to support Linksys's
NSLU2 NAS device. For more information on this platform,
@ -18,6 +19,7 @@ config MACH_NSLU2
config ARCH_AVILA
bool "Avila"
select PCI
help
Say 'Y' here if you want your kernel to support the Gateworks
Avila Network Platform. For more information on this platform,
@ -25,6 +27,7 @@ config ARCH_AVILA
config ARCH_ADI_COYOTE
bool "Coyote"
select PCI
help
Say 'Y' here if you want your kernel to support the ADI
Engineering Coyote Gateway Reference Platform. For more
@ -32,6 +35,7 @@ config ARCH_ADI_COYOTE
config ARCH_IXDP425
bool "IXDP425"
select PCI
help
Say 'Y' here if you want your kernel to support Intel's
IXDP425 Development Platform (Also known as Richfield).
@ -39,6 +43,7 @@ config ARCH_IXDP425
config MACH_IXDPG425
bool "IXDPG425"
select PCI
help
Say 'Y' here if you want your kernel to support Intel's
IXDPG425 Development Platform (Also known as Montajade).
@ -46,6 +51,7 @@ config MACH_IXDPG425
config MACH_IXDP465
bool "IXDP465"
select PCI
help
Say 'Y' here if you want your kernel to support Intel's
IXDP465 Development Platform (Also known as BMP).
@ -72,6 +78,7 @@ config ARCH_PRPMC1100
config MACH_NAS100D
bool
prompt "NAS100D"
select PCI
help
Say 'Y' here if you want your kernel to support Iomega's
NAS 100d device. For more information on this platform,
@ -96,6 +103,7 @@ config CPU_IXP46X
config MACH_GTWX5715
bool "Gemtek WX5715 (Linksys WRV54G)"
depends on ARCH_IXP4XX
select PCI
help
This board is currently inside the Linksys WRV54G Gateways.
@ -110,11 +118,16 @@ config MACH_GTWX5715
"High Speed" UART is n/c (as far as I can tell)
20 Pin ARM/Xscale JTAG interface on J2
comment "IXP4xx Options"
config DMABOUNCE
bool
default y
depends on PCI
config IXP4XX_INDIRECT_PCI
bool "Use indirect PCI memory access"
depends on PCI
help
IXP4xx provides two methods of accessing PCI memory space:

3
arch/arm/mach-ixp4xx/Makefile
View File

@ -2,8 +2,9 @@
# Makefile for the linux kernel.
#
obj-y += common.o common-pci.o
obj-y += common.o
obj-$(CONFIG_PCI) += common-pci.o
obj-$(CONFIG_ARCH_IXDP4XX) += ixdp425-pci.o ixdp425-setup.o
obj-$(CONFIG_MACH_IXDPG425) += ixdpg425-pci.o coyote-setup.o
obj-$(CONFIG_ARCH_ADI_COYOTE) += coyote-pci.o coyote-setup.o

17
arch/arm/mach-pxa/dma.c
View File

@ -45,23 +45,16 @@ int pxa_request_dma (char *name, pxa_dma_prio prio,
local_irq_save(flags);
/* try grabbing a DMA channel with the requested priority */
for (i = prio; i < prio + PXA_DMA_NBCH(prio); i++) {
if (!dma_channels[i].name) {
found = 1;
break;
}
}
if (!found) {
/* requested prio group is full, try hier priorities */
for (i = prio-1; i >= 0; i--) {
do {
/* try grabbing a DMA channel with the requested priority */
pxa_for_each_dma_prio (i, prio) {
if (!dma_channels[i].name) {
found = 1;
break;
}
}
}
/* if requested prio group is full, try a hier priority */
} while (!found && prio--);
if (found) {
DCSR(i) = DCSR_STARTINTR|DCSR_ENDINTR|DCSR_BUSERR;

2
arch/arm/vfp/vfpmodule.c
View File

@ -245,7 +245,7 @@ void VFP9_bounce(u32 trigger, u32 fpexc, struct pt_regs *regs)
*/
barrier();
trigger = fmrx(FPINST2);
fpscr = fmrx(FPSCR);
orig_fpscr = fpscr = fmrx(FPSCR);
emulate:
exceptions = vfp_emulate_instruction(trigger, fpscr, regs);

5
arch/i386/kernel/acpi/boot.c
View File

@ -215,7 +215,7 @@ static int __init acpi_parse_madt(unsigned long phys_addr, unsigned long size)
{
struct acpi_table_madt *madt = NULL;
if (!phys_addr || !size || !cpu_has_apic)
if (!phys_addr || !size)
return -EINVAL;
madt = (struct acpi_table_madt *)__acpi_map_table(phys_addr, size);
@ -1102,9 +1102,6 @@ int __init acpi_boot_table_init(void)
dmi_check_system(acpi_dmi_table);
#endif
if (!cpu_has_apic)
return -ENODEV;
/*
* If acpi_disabled, bail out
* One exception: acpi=ht continues far enough to enumerate LAPICs

4
arch/i386/kernel/apic.c
View File

@ -757,10 +757,6 @@ static int __init apic_set_verbosity(char *str)
apic_verbosity = APIC_DEBUG;
else if (strcmp("verbose", str) == 0)
apic_verbosity = APIC_VERBOSE;
else
printk(KERN_WARNING "APIC Verbosity level %s not recognised"
" use apic=verbose or apic=debug\n", str);
return 1;
}

7
arch/i386/kernel/ptrace.c
View File

@ -671,7 +671,7 @@ int do_syscall_trace(struct pt_regs *regs, int entryexit)
if (unlikely(current->audit_context)) {
if (entryexit)
audit_syscall_exit(current, AUDITSC_RESULT(regs->eax),
audit_syscall_exit(AUDITSC_RESULT(regs->eax),
regs->eax);
/* Debug traps, when using PTRACE_SINGLESTEP, must be sent only
* on the syscall exit path. Normally, when TIF_SYSCALL_AUDIT is
@ -720,14 +720,13 @@ int do_syscall_trace(struct pt_regs *regs, int entryexit)
ret = is_sysemu;
out:
if (unlikely(current->audit_context) && !entryexit)
audit_syscall_entry(current, AUDIT_ARCH_I386, regs->orig_eax,
audit_syscall_entry(AUDIT_ARCH_I386, regs->orig_eax,
regs->ebx, regs->ecx, regs->edx, regs->esi);
if (ret == 0)
return 0;
regs->orig_eax = -1; /* force skip of syscall restarting */
if (unlikely(current->audit_context))
audit_syscall_exit(current, AUDITSC_RESULT(regs->eax),
regs->eax);
audit_syscall_exit(AUDITSC_RESULT(regs->eax), regs->eax);
return 1;
}

4
arch/i386/kernel/setup.c
View File

@ -970,8 +970,10 @@ efi_memory_present_wrapper(unsigned long start, unsigned long end, void *arg)
* not-overlapping, which is the case
*/
int __init
e820_all_mapped(unsigned long start, unsigned long end, unsigned type)
e820_all_mapped(unsigned long s, unsigned long e, unsigned type)
{
u64 start = s;
u64 end = e;
int i;
for (i = 0; i < e820.nr_map; i++) {
struct e820entry *ei = &e820.map[i];

4
arch/i386/kernel/timers/timer_tsc.c
View File

@ -279,7 +279,7 @@ time_cpufreq_notifier(struct notifier_block *nb, unsigned long val,
{
struct cpufreq_freqs *freq = data;
if (val != CPUFREQ_RESUMECHANGE)
if (val != CPUFREQ_RESUMECHANGE && val != CPUFREQ_SUSPENDCHANGE)
write_seqlock_irq(&xtime_lock);
if (!ref_freq) {
if (!freq->old){
@ -312,7 +312,7 @@ time_cpufreq_notifier(struct notifier_block *nb, unsigned long val,
}
end:
if (val != CPUFREQ_RESUMECHANGE)
if (val != CPUFREQ_RESUMECHANGE && val != CPUFREQ_SUSPENDCHANGE)
write_sequnlock_irq(&xtime_lock);
return 0;

2
arch/i386/kernel/vm86.c
View File

@ -312,7 +312,7 @@ static void do_sys_vm86(struct kernel_vm86_struct *info, struct task_struct *tsk
/*call audit_syscall_exit since we do not exit via the normal paths */
if (unlikely(current->audit_context))
audit_syscall_exit(current, AUDITSC_RESULT(eax), eax);
audit_syscall_exit(AUDITSC_RESULT(eax), eax);
__asm__ __volatile__(
"movl %0,%%esp\n\t"

4
arch/ia64/kernel/ptrace.c
View File

@ -1644,7 +1644,7 @@ syscall_trace_enter (long arg0, long arg1, long arg2, long arg3,
arch = AUDIT_ARCH_IA64;
}
audit_syscall_entry(current, arch, syscall, arg0, arg1, arg2, arg3);
audit_syscall_entry(arch, syscall, arg0, arg1, arg2, arg3);
}
}
@ -1662,7 +1662,7 @@ syscall_trace_leave (long arg0, long arg1, long arg2, long arg3,
if (success != AUDITSC_SUCCESS)
result = -result;
audit_syscall_exit(current, success, result);
audit_syscall_exit(success, result);
}
if (test_thread_flag(TIF_SYSCALL_TRACE)

4
arch/mips/kernel/ptrace.c
View File

@ -483,7 +483,7 @@ static inline int audit_arch(void)
asmlinkage void do_syscall_trace(struct pt_regs *regs, int entryexit)
{
if (unlikely(current->audit_context) && entryexit)
audit_syscall_exit(current, AUDITSC_RESULT(regs->regs[2]),
audit_syscall_exit(AUDITSC_RESULT(regs->regs[2]),
regs->regs[2]);
if (!(current->ptrace & PT_PTRACED))
@ -507,7 +507,7 @@ asmlinkage void do_syscall_trace(struct pt_regs *regs, int entryexit)
}
out:
if (unlikely(current->audit_context) && !entryexit)
audit_syscall_entry(current, audit_arch(), regs->regs[2],
audit_syscall_entry(audit_arch(), regs->regs[2],
regs->regs[4], regs->regs[5],
regs->regs[6], regs->regs[7]);
}

14
arch/powerpc/kernel/kprobes.c
View File

@ -90,15 +90,15 @@ void __kprobes arch_remove_kprobe(struct kprobe *p)
static void __kprobes prepare_singlestep(struct kprobe *p, struct pt_regs *regs)
{
kprobe_opcode_t insn = *p->ainsn.insn;
regs->msr |= MSR_SE;
/* single step inline if it is a trap variant */
if (is_trap(insn))
regs->nip = (unsigned long)p->addr;
else
regs->nip = (unsigned long)p->ainsn.insn;
/*
* On powerpc we should single step on the original
* instruction even if the probed insn is a trap
* variant as values in regs could play a part in
* if the trap is taken or not
*/
regs->nip = (unsigned long)p->ainsn.insn;
}
static void __kprobes save_previous_kprobe(struct kprobe_ctlblk *kcb)

70
arch/powerpc/kernel/prom.c
View File

@ -885,6 +885,74 @@ void __init unflatten_device_tree(void)
DBG(" <- unflatten_device_tree()\n");
}
/*
* ibm,pa-features is a per-cpu property that contains a string of
* attribute descriptors, each of which has a 2 byte header plus up
* to 254 bytes worth of processor attribute bits. First header
* byte specifies the number of bytes following the header.
* Second header byte is an "attribute-specifier" type, of which
* zero is the only currently-defined value.
* Implementation: Pass in the byte and bit offset for the feature
* that we are interested in. The function will return -1 if the
* pa-features property is missing, or a 1/0 to indicate if the feature
* is supported/not supported. Note that the bit numbers are
* big-endian to match the definition in PAPR.
*/
static struct ibm_pa_feature {
unsigned long cpu_features; /* CPU_FTR_xxx bit */
unsigned int cpu_user_ftrs; /* PPC_FEATURE_xxx bit */
unsigned char pabyte; /* byte number in ibm,pa-features */
unsigned char pabit; /* bit number (big-endian) */
unsigned char invert; /* if 1, pa bit set => clear feature */
} ibm_pa_features[] __initdata = {
{0, PPC_FEATURE_HAS_MMU, 0, 0, 0},
{0, PPC_FEATURE_HAS_FPU, 0, 1, 0},
{CPU_FTR_SLB, 0, 0, 2, 0},
{CPU_FTR_CTRL, 0, 0, 3, 0},
{CPU_FTR_NOEXECUTE, 0, 0, 6, 0},
{CPU_FTR_NODSISRALIGN, 0, 1, 1, 1},
{CPU_FTR_CI_LARGE_PAGE, 0, 1, 2, 0},
};
static void __init check_cpu_pa_features(unsigned long node)
{
unsigned char *pa_ftrs;
unsigned long len, tablelen, i, bit;
pa_ftrs = of_get_flat_dt_prop(node, "ibm,pa-features", &tablelen);
if (pa_ftrs == NULL)
return;
/* find descriptor with type == 0 */
for (;;) {
if (tablelen < 3)
return;
len = 2 + pa_ftrs[0];
if (tablelen < len)
return; /* descriptor 0 not found */
if (pa_ftrs[1] == 0)
break;
tablelen -= len;
pa_ftrs += len;
}
/* loop over bits we know about */
for (i = 0; i < ARRAY_SIZE(ibm_pa_features); ++i) {
struct ibm_pa_feature *fp = &ibm_pa_features[i];
if (fp->pabyte >= pa_ftrs[0])
continue;
bit = (pa_ftrs[2 + fp->pabyte] >> (7 - fp->pabit)) & 1;
if (bit ^ fp->invert) {
cur_cpu_spec->cpu_features |= fp->cpu_features;
cur_cpu_spec->cpu_user_features |= fp->cpu_user_ftrs;
} else {
cur_cpu_spec->cpu_features &= ~fp->cpu_features;
cur_cpu_spec->cpu_user_features &= ~fp->cpu_user_ftrs;
}
}
}
static int __init early_init_dt_scan_cpus(unsigned long node,
const char *uname, int depth,
void *data)
@ -969,6 +1037,8 @@ static int __init early_init_dt_scan_cpus(unsigned long node,
}
#endif /* CONFIG_ALTIVEC */
check_cpu_pa_features(node);
#ifdef CONFIG_PPC_PSERIES
if (nthreads > 1)
cur_cpu_spec->cpu_features |= CPU_FTR_SMT;

5
arch/powerpc/kernel/ptrace.c
View File

@ -538,7 +538,7 @@ void do_syscall_trace_enter(struct pt_regs *regs)
do_syscall_trace();
if (unlikely(current->audit_context))
audit_syscall_entry(current,
audit_syscall_entry(
#ifdef CONFIG_PPC32
AUDIT_ARCH_PPC,
#else
@ -556,8 +556,7 @@ void do_syscall_trace_leave(struct pt_regs *regs)
#endif
if (unlikely(current->audit_context))
audit_syscall_exit(current,
(regs->ccr&0x1000)?AUDITSC_FAILURE:AUDITSC_SUCCESS,
audit_syscall_exit((regs->ccr&0x1000)?AUDITSC_FAILURE:AUDITSC_SUCCESS,
regs->result);
if ((test_thread_flag(TIF_SYSCALL_TRACE)

18
arch/powerpc/kernel/sysfs.c
View File

@ -322,13 +322,31 @@ static void register_nodes(void)
}
}
}
int sysfs_add_device_to_node(struct sys_device *dev, int nid)
{
struct node *node = &node_devices[nid];
return sysfs_create_link(&node->sysdev.kobj, &dev->kobj,
kobject_name(&dev->kobj));
}
void sysfs_remove_device_from_node(struct sys_device *dev, int nid)
{
struct node *node = &node_devices[nid];
sysfs_remove_link(&node->sysdev.kobj, kobject_name(&dev->kobj));
}
#else
static void register_nodes(void)
{
return;
}
#endif
EXPORT_SYMBOL_GPL(sysfs_add_device_to_node);
EXPORT_SYMBOL_GPL(sysfs_remove_device_from_node);
/* Only valid if CPU is present. */
static ssize_t show_physical_id(struct sys_device *dev, char *buf)
{

32
arch/powerpc/mm/numa.c
View File

@ -194,7 +194,7 @@ static int *of_get_associativity(struct device_node *dev)
/* Returns nid in the range [0..MAX_NUMNODES-1], or -1 if no useful numa
* info is found.
*/
static int of_node_to_nid(struct device_node *device)
static int of_node_to_nid_single(struct device_node *device)
{
int nid = -1;
unsigned int *tmp;
@ -216,6 +216,28 @@ static int of_node_to_nid(struct device_node *device)
return nid;
}
/* Walk the device tree upwards, looking for an associativity id */
int of_node_to_nid(struct device_node *device)
{
struct device_node *tmp;
int nid = -1;
of_node_get(device);
while (device) {
nid = of_node_to_nid_single(device);
if (nid != -1)
break;
tmp = device;
device = of_get_parent(tmp);
of_node_put(tmp);
}
of_node_put(device);
return nid;
}
EXPORT_SYMBOL_GPL(of_node_to_nid);
/*
* In theory, the "ibm,associativity" property may contain multiple
* associativity lists because a resource may be multiply connected
@ -300,7 +322,7 @@ static int __cpuinit numa_setup_cpu(unsigned long lcpu)
goto out;
}
nid = of_node_to_nid(cpu);
nid = of_node_to_nid_single(cpu);
if (nid < 0 || !node_online(nid))
nid = any_online_node(NODE_MASK_ALL);
@ -393,7 +415,7 @@ static int __init parse_numa_properties(void)
cpu = find_cpu_node(i);
BUG_ON(!cpu);
nid = of_node_to_nid(cpu);
nid = of_node_to_nid_single(cpu);
of_node_put(cpu);
/*
@ -437,7 +459,7 @@ static int __init parse_numa_properties(void)
* have associativity properties. If none, then
* everything goes to default_nid.
*/
nid = of_node_to_nid(memory);
nid = of_node_to_nid_single(memory);
if (nid < 0)
nid = default_nid;
node_set_online(nid);
@ -776,7 +798,7 @@ int hot_add_scn_to_nid(unsigned long scn_addr)
ha_new_range:
start = read_n_cells(n_mem_addr_cells, &memcell_buf);
size = read_n_cells(n_mem_size_cells, &memcell_buf);
nid = of_node_to_nid(memory);
nid = of_node_to_nid_single(memory);
/* Domains not present at boot default to 0 */
if (nid < 0 || !node_online(nid))

3
arch/powerpc/platforms/cell/Kconfig
View File

@ -12,7 +12,8 @@ config SPU_FS
config SPUFS_MMAP
bool
depends on SPU_FS && SPARSEMEM && !PPC_64K_PAGES
depends on SPU_FS && SPARSEMEM
select MEMORY_HOTPLUG
default y
endmenu

78
arch/powerpc/platforms/cell/setup.c
View File

@ -29,6 +29,8 @@
#include <linux/seq_file.h>
#include <linux/root_dev.h>
#include <linux/console.h>
#include <linux/mutex.h>
#include <linux/memory_hotplug.h>
#include <asm/mmu.h>
#include <asm/processor.h>
@ -46,6 +48,7 @@
#include <asm/cputable.h>
#include <asm/ppc-pci.h>
#include <asm/irq.h>
#include <asm/spu.h>
#include "interrupt.h"
#include "iommu.h"
@ -69,77 +72,6 @@ static void cell_show_cpuinfo(struct seq_file *m)
of_node_put(root);
}
#ifdef CONFIG_SPARSEMEM
static int __init find_spu_node_id(struct device_node *spe)
{
unsigned int *id;
#ifdef CONFIG_NUMA
struct device_node *cpu;
cpu = spe->parent->parent;
id = (unsigned int *)get_property(cpu, "node-id", NULL);
#else
id = NULL;
#endif
return id ? *id : 0;
}
static void __init cell_spuprop_present(struct device_node *spe,
const char *prop, int early)
{
struct address_prop {
unsigned long address;
unsigned int len;
} __attribute__((packed)) *p;
int proplen;
unsigned long start_pfn, end_pfn, pfn;
int node_id;
p = (void*)get_property(spe, prop, &proplen);
WARN_ON(proplen != sizeof (*p));
node_id = find_spu_node_id(spe);
start_pfn = p->address >> PAGE_SHIFT;
end_pfn = (p->address + p->len + PAGE_SIZE - 1) >> PAGE_SHIFT;
/* We need to call memory_present *before* the call to sparse_init,
but we can initialize the page structs only *after* that call.
Thus, we're being called twice. */
if (early)
memory_present(node_id, start_pfn, end_pfn);
else {
/* As the pages backing SPU LS and I/O are outside the range
of regular memory, their page structs were not initialized
by free_area_init. Do it here instead. */
for (pfn = start_pfn; pfn < end_pfn; pfn++) {
struct page *page = pfn_to_page(pfn);
set_page_links(page, ZONE_DMA, node_id, pfn);
init_page_count(page);
reset_page_mapcount(page);
SetPageReserved(page);
INIT_LIST_HEAD(&page->lru);
}
}
}
static void __init cell_spumem_init(int early)
{
struct device_node *node;
for (node = of_find_node_by_type(NULL, "spe");
node; node = of_find_node_by_type(node, "spe")) {
cell_spuprop_present(node, "local-store", early);
cell_spuprop_present(node, "problem", early);
cell_spuprop_present(node, "priv1", early);
cell_spuprop_present(node, "priv2", early);
}
}
#else
static void __init cell_spumem_init(int early)
{
}
#endif
static void cell_progress(char *s, unsigned short hex)
{
printk("*** %04x : %s\n", hex, s ? s : "");
@ -172,8 +104,6 @@ static void __init cell_setup_arch(void)
#endif
mmio_nvram_init();
cell_spumem_init(0);
}
/*
@ -189,8 +119,6 @@ static void __init cell_init_early(void)
ppc64_interrupt_controller = IC_CELL_PIC;
cell_spumem_init(1);
DBG(" <- cell_init_early()\n");
}

91
arch/powerpc/platforms/cell/spu_base.c
View File

@ -520,8 +520,50 @@ void spu_irq_setaffinity(struct spu *spu, int cpu)
}
EXPORT_SYMBOL_GPL(spu_irq_setaffinity);
static void __iomem * __init map_spe_prop(struct device_node *n,
const char *name)
static int __init find_spu_node_id(struct device_node *spe)
{
unsigned int *id;
struct device_node *cpu;
cpu = spe->parent->parent;
id = (unsigned int *)get_property(cpu, "node-id", NULL);
return id ? *id : 0;
}
static int __init cell_spuprop_present(struct spu *spu, struct device_node *spe,
const char *prop)
{
static DEFINE_MUTEX(add_spumem_mutex);
struct address_prop {
unsigned long address;
unsigned int len;
} __attribute__((packed)) *p;
int proplen;
unsigned long start_pfn, nr_pages;
struct pglist_data *pgdata;
struct zone *zone;
int ret;
p = (void*)get_property(spe, prop, &proplen);
WARN_ON(proplen != sizeof (*p));
start_pfn = p->address >> PAGE_SHIFT;
nr_pages = ((unsigned long)p->len + PAGE_SIZE - 1) >> PAGE_SHIFT;
pgdata = NODE_DATA(spu->nid);
zone = pgdata->node_zones;
/* XXX rethink locking here */
mutex_lock(&add_spumem_mutex);
ret = __add_pages(zone, start_pfn, nr_pages);
mutex_unlock(&add_spumem_mutex);
return ret;
}
static void __iomem * __init map_spe_prop(struct spu *spu,
struct device_node *n, const char *name)
{
struct address_prop {
unsigned long address;
@ -530,6 +572,8 @@ static void __iomem * __init map_spe_prop(struct device_node *n,
void *p;
int proplen;
void* ret = NULL;
int err = 0;
p = get_property(n, name, &proplen);
if (proplen != sizeof (struct address_prop))
@ -537,7 +581,14 @@ static void __iomem * __init map_spe_prop(struct device_node *n,
prop = p;
return ioremap(prop->address, prop->len);
err = cell_spuprop_present(spu, n, name);
if (err && (err != -EEXIST))
goto out;
ret = ioremap(prop->address, prop->len);
out:
return ret;
}
static void spu_unmap(struct spu *spu)
@ -548,44 +599,45 @@ static void spu_unmap(struct spu *spu)
iounmap((u8 __iomem *)spu->local_store);
}
static int __init spu_map_device(struct spu *spu, struct device_node *spe)
static int __init spu_map_device(struct spu *spu, struct device_node *node)
{
char *prop;
int ret;
ret = -ENODEV;
prop = get_property(spe, "isrc", NULL);
prop = get_property(node, "isrc", NULL);
if (!prop)
goto out;
spu->isrc = *(unsigned int *)prop;
spu->name = get_property(spe, "name", NULL);
spu->name = get_property(node, "name", NULL);
if (!spu->name)
goto out;
prop = get_property(spe, "local-store", NULL);
prop = get_property(node, "local-store", NULL);
if (!prop)
goto out;
spu->local_store_phys = *(unsigned long *)prop;
/* we use local store as ram, not io memory */
spu->local_store = (void __force *)map_spe_prop(spe, "local-store");
spu->local_store = (void __force *)
map_spe_prop(spu, node, "local-store");
if (!spu->local_store)
goto out;
prop = get_property(spe, "problem", NULL);
prop = get_property(node, "problem", NULL);
if (!prop)
goto out_unmap;
spu->problem_phys = *(unsigned long *)prop;
spu->problem= map_spe_prop(spe, "problem");
spu->problem= map_spe_prop(spu, node, "problem");
if (!spu->problem)
goto out_unmap;
spu->priv1= map_spe_prop(spe, "priv1");
spu->priv1= map_spe_prop(spu, node, "priv1");
/* priv1 is not available on a hypervisor */
spu->priv2= map_spe_prop(spe, "priv2");
spu->priv2= map_spe_prop(spu, node, "priv2");
if (!spu->priv2)
goto out_unmap;
ret = 0;
@ -597,17 +649,6 @@ static int __init spu_map_device(struct spu *spu, struct device_node *spe)
return ret;
}
static int __init find_spu_node_id(struct device_node *spe)
{
unsigned int *id;
struct device_node *cpu;
cpu = spe->parent->parent;
id = (unsigned int *)get_property(cpu, "node-id", NULL);
return id ? *id : 0;
}
static int __init create_spu(struct device_node *spe)
{
struct spu *spu;
@ -624,6 +665,10 @@ static int __init create_spu(struct device_node *spe)
goto out_free;
spu->node = find_spu_node_id(spe);
spu->nid = of_node_to_nid(spe);
if (spu->nid == -1)
spu->nid = 0;
spu->stop_code = 0;
spu->slb_replace = 0;
spu->mm = NULL;

8
arch/powerpc/platforms/pseries/eeh_event.c
View File

@ -118,7 +118,15 @@ int eeh_send_failure_event (struct device_node *dn,
{
unsigned long flags;
struct eeh_event *event;
char *location;
if (!mem_init_done) {
printk(KERN_ERR "EEH: event during early boot not handled\n");
location = (char *) get_property(dn, "ibm,loc-code", NULL);
printk(KERN_ERR "EEH: device node = %s\n", dn->full_name);
printk(KERN_ERR "EEH: PCI location = %s\n", location);
return 1;
}
event = kmalloc(sizeof(*event), GFP_ATOMIC);
if (event == NULL) {
printk (KERN_ERR "EEH: out of memory, event not handled\n");

2
arch/ppc/platforms/mpc866ads_setup.c
View File

@ -378,7 +378,7 @@ int __init mpc866ads_init(void)
ppc_sys_device_setfunc(MPC8xx_CPM_SMC1, PPC_SYS_FUNC_UART);
#endif
#ifdef CONFIG_SERIAL_CPM_SMCer
#ifdef CONFIG_SERIAL_CPM_SMC
ppc_sys_device_enable(MPC8xx_CPM_SMC2);
ppc_sys_device_setfunc(MPC8xx_CPM_SMC2, PPC_SYS_FUNC_UART);
#endif

5
arch/s390/kernel/ptrace.c
View File

@ -734,7 +734,7 @@ asmlinkage void
syscall_trace(struct pt_regs *regs, int entryexit)
{
if (unlikely(current->audit_context) && entryexit)
audit_syscall_exit(current, AUDITSC_RESULT(regs->gprs[2]), regs->gprs[2]);
audit_syscall_exit(AUDITSC_RESULT(regs->gprs[2]), regs->gprs[2]);
if (!test_thread_flag(TIF_SYSCALL_TRACE))
goto out;
@ -761,8 +761,7 @@ syscall_trace(struct pt_regs *regs, int entryexit)
}
out:
if (unlikely(current->audit_context) && !entryexit)
audit_syscall_entry(current,
test_thread_flag(TIF_31BIT)?AUDIT_ARCH_S390:AUDIT_ARCH_S390X,
audit_syscall_entry(test_thread_flag(TIF_31BIT)?AUDIT_ARCH_S390:AUDIT_ARCH_S390X,
regs->gprs[2], regs->orig_gpr2, regs->gprs[3],
regs->gprs[4], regs->gprs[5]);
}

5
arch/s390/kernel/signal.c
View File

@ -358,8 +358,9 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
} else {
regs->gprs[14] = (unsigned long)
frame->retcode | PSW_ADDR_AMODE;
err |= __put_user(S390_SYSCALL_OPCODE | __NR_rt_sigreturn,
(u16 __user *)(frame->retcode));
if (__put_user(S390_SYSCALL_OPCODE | __NR_rt_sigreturn,
(u16 __user *)(frame->retcode)))
goto give_sigsegv;
}
/* Set up backchain. */

2
arch/sparc/kernel/systbls.S
View File

@ -23,7 +23,7 @@ sys_call_table:
/*10*/ .long sys_unlink, sunos_execv, sys_chdir, sys_chown16, sys_mknod
/*15*/ .long sys_chmod, sys_lchown16, sparc_brk, sys_nis_syscall, sys_lseek
/*20*/ .long sys_getpid, sys_capget, sys_capset, sys_setuid16, sys_getuid16
/*25*/ .long sys_time, sys_ptrace, sys_alarm, sys_sigaltstack, sys_pause
/*25*/ .long sys_vmsplice, sys_ptrace, sys_alarm, sys_sigaltstack, sys_pause
/*30*/ .long sys_utime, sys_lchown, sys_fchown, sys_access, sys_nice
/*35*/ .long sys_chown, sys_sync, sys_kill, sys_newstat, sys_sendfile
/*40*/ .long sys_newlstat, sys_dup, sys_pipe, sys_times, sys_getuid

5
arch/sparc64/kernel/ptrace.c
View File

@ -653,7 +653,7 @@ asmlinkage void syscall_trace(struct pt_regs *regs, int syscall_exit_p)
if (unlikely(tstate & (TSTATE_XCARRY | TSTATE_ICARRY)))
result = AUDITSC_FAILURE;
audit_syscall_exit(current, result, regs->u_regs[UREG_I0]);
audit_syscall_exit(result, regs->u_regs[UREG_I0]);
}
if (!(current->ptrace & PT_PTRACED))
@ -677,8 +677,7 @@ asmlinkage void syscall_trace(struct pt_regs *regs, int syscall_exit_p)
out:
if (unlikely(current->audit_context) && !syscall_exit_p)
audit_syscall_entry(current,
(test_thread_flag(TIF_32BIT) ?
audit_syscall_entry((test_thread_flag(TIF_32BIT) ?
AUDIT_ARCH_SPARC :
AUDIT_ARCH_SPARC64),
regs->u_regs[UREG_G1],

1
arch/sparc64/kernel/sys32.S
View File

@ -139,6 +139,7 @@ SIGN3(sys32_ioprio_set, sys_ioprio_set, %o0, %o1, %o2)
SIGN2(sys32_splice, sys_splice, %o0, %o1)
SIGN2(sys32_sync_file_range, compat_sync_file_range, %o0, %o5)
SIGN2(sys32_tee, sys_tee, %o0, %o1)
SIGN1(sys32_vmsplice, compat_sys_vmsplice, %o0)
.globl sys32_mmap2
sys32_mmap2:

4
arch/sparc64/kernel/systbls.S
View File

@ -25,7 +25,7 @@ sys_call_table32:
/*10*/ .word sys_unlink, sunos_execv, sys_chdir, sys32_chown16, sys32_mknod
/*15*/ .word sys_chmod, sys32_lchown16, sparc_brk, sys32_perfctr, sys32_lseek
/*20*/ .word sys_getpid, sys_capget, sys_capset, sys32_setuid16, sys32_getuid16
/*25*/ .word compat_sys_time, sys_ptrace, sys_alarm, sys32_sigaltstack, sys32_pause
/*25*/ .word sys32_vmsplice, sys_ptrace, sys_alarm, sys32_sigaltstack, sys32_pause
/*30*/ .word compat_sys_utime, sys_lchown, sys_fchown, sys32_access, sys32_nice
.word sys_chown, sys_sync, sys32_kill, compat_sys_newstat, sys32_sendfile
/*40*/ .word compat_sys_newlstat, sys_dup, sys_pipe, compat_sys_times, sys_getuid
@ -94,7 +94,7 @@ sys_call_table:
/*10*/ .word sys_unlink, sys_nis_syscall, sys_chdir, sys_chown, sys_mknod
/*15*/ .word sys_chmod, sys_lchown, sparc_brk, sys_perfctr, sys_lseek
/*20*/ .word sys_getpid, sys_capget, sys_capset, sys_setuid, sys_getuid
/*25*/ .word sys_nis_syscall, sys_ptrace, sys_alarm, sys_sigaltstack, sys_nis_syscall
/*25*/ .word sys_vmsplice, sys_ptrace, sys_alarm, sys_sigaltstack, sys_nis_syscall
/*30*/ .word sys_utime, sys_nis_syscall, sys_nis_syscall, sys_access, sys_nice
.word sys_nis_syscall, sys_sync, sys_kill, sys_newstat, sys_sendfile64
/*40*/ .word sys_newlstat, sys_dup, sys_pipe, sys_times, sys_nis_syscall

5
arch/sparc64/mm/tlb.c
View File

@ -8,6 +8,7 @@
#include <linux/percpu.h>
#include <linux/mm.h>
#include <linux/swap.h>
#include <linux/preempt.h>
#include <asm/pgtable.h>
#include <asm/pgalloc.h>
@ -24,6 +25,8 @@ void flush_tlb_pending(void)
{
struct mmu_gather *mp = &__get_cpu_var(mmu_gathers);
preempt_disable();
if (mp->tlb_nr) {
flush_tsb_user(mp);
@ -38,6 +41,8 @@ void flush_tlb_pending(void)
}
mp->tlb_nr = 0;
}
preempt_enable();
}
void tlb_batch_add(struct mm_struct *mm, unsigned long vaddr, pte_t *ptep, pte_t orig)

14
arch/um/Kconfig
View File

@ -57,20 +57,6 @@ config STATIC_LINK
chroot, and you disable CONFIG_MODE_TT, you probably want to say Y
here.
config HOST_2G_2G
bool "2G/2G host address space split"
default n
depends on MODE_TT
help
This is needed when the host on which you run has a 2G/2G memory
split, instead of the customary 3G/1G.
Note that to enable such a host
configuration, which makes sense only in some cases, you need special
host patches.
So, if you do not know what to do here, say 'N'.
config KERNEL_HALF_GIGS
int "Kernel address space size (in .5G units)"
default "1"

19
arch/um/Kconfig.i386
View File

@ -16,6 +16,19 @@ config SEMAPHORE_SLEEPERS
bool
default y
config HOST_2G_2G
bool "2G/2G host address space split"
default n
help
This is needed when the host on which you run has a 2G/2G memory
split, instead of the customary 3G/1G.
Note that to enable such a host
configuration, which makes sense only in some cases, you need special
host patches.
So, if you do not know what to do here, say 'N'.
config TOP_ADDR
hex
default 0xc0000000 if !HOST_2G_2G
@ -35,11 +48,13 @@ config 3_LEVEL_PGTABLES
config STUB_CODE
hex
default 0xbfffe000
default 0xbfffe000 if !HOST_2G_2G
default 0x7fffe000 if HOST_2G_2G
config STUB_DATA
hex
default 0xbffff000
default 0xbffff000 if !HOST_2G_2G
default 0x7ffff000 if HOST_2G_2G
config STUB_START
hex

19
arch/um/Makefile
View File

@ -96,7 +96,8 @@ PHONY += linux
all: linux
linux: vmlinux
ln -f $< $@
@echo ' LINK $@'
$(Q)ln -f $< $@
define archhelp
echo '* linux - Binary kernel image (./linux) - for backward'
@ -117,6 +118,10 @@ prepare: $(ARCH_DIR)/include/kern_constants.h
LINK-$(CONFIG_LD_SCRIPT_STATIC) += -static
LINK-$(CONFIG_LD_SCRIPT_DYN) += -Wl,-rpath,/lib
CFLAGS_NO_HARDENING := $(call cc-option, -fno-PIC,) $(call cc-option, -fno-pic,) \
$(call cc-option, -fno-stack-protector,) \
$(call cc-option, -fno-stack-protector-all,)
CPP_MODE-$(CONFIG_MODE_TT) := -DMODE_TT
CONFIG_KERNEL_STACK_ORDER ?= 2
STACK_SIZE := $(shell echo $$[ 4096 * (1 << $(CONFIG_KERNEL_STACK_ORDER)) ] )
@ -203,8 +208,8 @@ endef
$(ARCH_DIR)/include/uml-config.h : include/linux/autoconf.h
$(call filechk,umlconfig)
$(ARCH_DIR)/user-offsets.s: $(ARCH_DIR)/sys-$(SUBARCH)/user-offsets.c
$(CC) $(USER_CFLAGS) -S -o $@ $<
$(ARCH_DIR)/sys-$(SUBARCH)/user-offsets.s: FORCE
$(Q)$(MAKE) $(build)=$(ARCH_DIR)/sys-$(SUBARCH) $@
define filechk_gen-asm-offsets
(set -e; \
@ -219,13 +224,11 @@ define filechk_gen-asm-offsets
echo ""; )
endef
$(ARCH_DIR)/include/user_constants.h: $(ARCH_DIR)/user-offsets.s
$(ARCH_DIR)/include/user_constants.h: $(ARCH_DIR)/sys-$(SUBARCH)/user-offsets.s
$(call filechk,gen-asm-offsets)
CLEAN_FILES += $(ARCH_DIR)/user-offsets.s
$(ARCH_DIR)/include/kern_constants.h: $(objtree)/$(ARCH_DIR)/include
@echo ' SYMLINK $@'
$(Q) ln -sf ../../../include/asm-um/asm-offsets.h $@
$(Q)ln -sf ../../../include/asm-um/asm-offsets.h $@
export SUBARCH USER_CFLAGS OS
export SUBARCH USER_CFLAGS CFLAGS_NO_HARDENING OS

240
arch/um/defconfig
View File

@ -1,14 +1,13 @@
#
# Automatically generated make config: don't edit
# Linux kernel version: 2.6.12-rc6-mm1
# Tue Jun 14 18:22:21 2005
# Linux kernel version: 2.6.17-rc3
# Fri Apr 28 09:31:20 2006
#
CONFIG_GENERIC_HARDIRQS=y
CONFIG_UML=y
CONFIG_MMU=y
CONFIG_UID16=y
CONFIG_RWSEM_GENERIC_SPINLOCK=y
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_IRQ_RELEASE_METHOD=y
#
# UML-specific options
@ -16,8 +15,50 @@ CONFIG_GENERIC_CALIBRATE_DELAY=y
# CONFIG_MODE_TT is not set
# CONFIG_STATIC_LINK is not set
CONFIG_MODE_SKAS=y
#
# Host processor type and features
#
# CONFIG_M386 is not set
# CONFIG_M486 is not set
# CONFIG_M586 is not set
# CONFIG_M586TSC is not set
# CONFIG_M586MMX is not set
CONFIG_M686=y
# CONFIG_MPENTIUMII is not set
# CONFIG_MPENTIUMIII is not set
# CONFIG_MPENTIUMM is not set
# CONFIG_MPENTIUM4 is not set
# CONFIG_MK6 is not set
# CONFIG_MK7 is not set
# CONFIG_MK8 is not set
# CONFIG_MCRUSOE is not set
# CONFIG_MEFFICEON is not set
# CONFIG_MWINCHIPC6 is not set
# CONFIG_MWINCHIP2 is not set
# CONFIG_MWINCHIP3D is not set
# CONFIG_MGEODEGX1 is not set
# CONFIG_MGEODE_LX is not set
# CONFIG_MCYRIXIII is not set
# CONFIG_MVIAC3_2 is not set
# CONFIG_X86_GENERIC is not set
CONFIG_X86_CMPXCHG=y
CONFIG_X86_XADD=y
CONFIG_X86_L1_CACHE_SHIFT=5
CONFIG_RWSEM_XCHGADD_ALGORITHM=y
CONFIG_X86_PPRO_FENCE=y
CONFIG_X86_WP_WORKS_OK=y
CONFIG_X86_INVLPG=y
CONFIG_X86_BSWAP=y
CONFIG_X86_POPAD_OK=y
CONFIG_X86_CMPXCHG64=y
CONFIG_X86_GOOD_APIC=y
CONFIG_X86_USE_PPRO_CHECKSUM=y
CONFIG_X86_TSC=y
CONFIG_UML_X86=y
# CONFIG_64BIT is not set
CONFIG_SEMAPHORE_SLEEPERS=y
# CONFIG_HOST_2G_2G is not set
CONFIG_TOP_ADDR=0xc0000000
# CONFIG_3_LEVEL_PGTABLES is not set
CONFIG_STUB_CODE=0xbfffe000
@ -25,22 +66,24 @@ CONFIG_STUB_DATA=0xbffff000
CONFIG_STUB_START=0xbfffe000
CONFIG_ARCH_HAS_SC_SIGNALS=y
CONFIG_ARCH_REUSE_HOST_VSYSCALL_AREA=y
CONFIG_GENERIC_HWEIGHT=y
CONFIG_SELECT_MEMORY_MODEL=y
CONFIG_FLATMEM_MANUAL=y
# CONFIG_DISCONTIGMEM_MANUAL is not set
# CONFIG_SPARSEMEM_MANUAL is not set
CONFIG_FLATMEM=y
CONFIG_FLAT_NODE_MEM_MAP=y
# CONFIG_SPARSEMEM_STATIC is not set
CONFIG_SPLIT_PTLOCK_CPUS=4
CONFIG_LD_SCRIPT_DYN=y
CONFIG_NET=y
CONFIG_BINFMT_ELF=y
CONFIG_BINFMT_MISC=m
# CONFIG_HOSTFS is not set
# CONFIG_HPPFS is not set
CONFIG_MCONSOLE=y
# CONFIG_MAGIC_SYSRQ is not set
# CONFIG_HOST_2G_2G is not set
CONFIG_NEST_LEVEL=0
CONFIG_KERNEL_HALF_GIGS=1
# CONFIG_HIGHMEM is not set
CONFIG_KERNEL_STACK_ORDER=2
CONFIG_UML_REAL_TIME_CLOCK=y
@ -49,7 +92,6 @@ CONFIG_UML_REAL_TIME_CLOCK=y
# Code maturity level options
#
CONFIG_EXPERIMENTAL=y
CONFIG_CLEAN_COMPILE=y
CONFIG_BROKEN_ON_SMP=y
CONFIG_INIT_ENV_ARG_LIMIT=32
@ -57,6 +99,7 @@ CONFIG_INIT_ENV_ARG_LIMIT=32
# General setup
#
CONFIG_LOCALVERSION=""
CONFIG_LOCALVERSION_AUTO=y
CONFIG_SWAP=y
CONFIG_SYSVIPC=y
CONFIG_POSIX_MQUEUE=y
@ -64,26 +107,28 @@ CONFIG_BSD_PROCESS_ACCT=y
# CONFIG_BSD_PROCESS_ACCT_V3 is not set
CONFIG_SYSCTL=y
# CONFIG_AUDIT is not set
# CONFIG_HOTPLUG is not set
CONFIG_KOBJECT_UEVENT=y
CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
# CONFIG_RELAY is not set
CONFIG_INITRAMFS_SOURCE=""
CONFIG_UID16=y
CONFIG_CC_OPTIMIZE_FOR_SIZE=y
# CONFIG_EMBEDDED is not set
CONFIG_KALLSYMS=y
# CONFIG_KALLSYMS_ALL is not set
CONFIG_KALLSYMS_EXTRA_PASS=y
CONFIG_HOTPLUG=y
CONFIG_PRINTK=y
CONFIG_BUG=y
CONFIG_ELF_CORE=y
CONFIG_BASE_FULL=y
CONFIG_FUTEX=y
CONFIG_EPOLL=y
CONFIG_SHMEM=y
CONFIG_CC_ALIGN_FUNCTIONS=0
CONFIG_CC_ALIGN_LABELS=0
CONFIG_CC_ALIGN_LOOPS=0
CONFIG_CC_ALIGN_JUMPS=0
CONFIG_SLAB=y
# CONFIG_TINY_SHMEM is not set
CONFIG_BASE_SMALL=0
# CONFIG_SLOB is not set
#
# Loadable module support
@ -91,18 +136,43 @@ CONFIG_BASE_SMALL=0
CONFIG_MODULES=y
CONFIG_MODULE_UNLOAD=y
# CONFIG_MODULE_FORCE_UNLOAD is not set
CONFIG_OBSOLETE_MODPARM=y
# CONFIG_MODVERSIONS is not set
# CONFIG_MODULE_SRCVERSION_ALL is not set
CONFIG_KMOD=y
#
# Generic Driver Options
# Block layer
#
CONFIG_STANDALONE=y
CONFIG_PREVENT_FIRMWARE_BUILD=y
# CONFIG_FW_LOADER is not set
# CONFIG_DEBUG_DRIVER is not set
# CONFIG_LBD is not set
# CONFIG_BLK_DEV_IO_TRACE is not set
# CONFIG_LSF is not set
#
# IO Schedulers
#
CONFIG_IOSCHED_NOOP=y
CONFIG_IOSCHED_AS=y
CONFIG_IOSCHED_DEADLINE=y
CONFIG_IOSCHED_CFQ=y
CONFIG_DEFAULT_AS=y
# CONFIG_DEFAULT_DEADLINE is not set
# CONFIG_DEFAULT_CFQ is not set
# CONFIG_DEFAULT_NOOP is not set
CONFIG_DEFAULT_IOSCHED="anticipatory"
#
# Block devices
#
CONFIG_BLK_DEV_UBD=y
# CONFIG_BLK_DEV_UBD_SYNC is not set
CONFIG_BLK_DEV_COW_COMMON=y
# CONFIG_MMAPPER is not set
CONFIG_BLK_DEV_LOOP=m
# CONFIG_BLK_DEV_CRYPTOLOOP is not set
CONFIG_BLK_DEV_NBD=m
# CONFIG_BLK_DEV_RAM is not set
# CONFIG_BLK_DEV_INITRD is not set
# CONFIG_ATA_OVER_ETH is not set
#
# Character Devices
@ -127,50 +197,23 @@ CONFIG_UML_SOUND=m
CONFIG_SOUND=m
CONFIG_HOSTAUDIO=m
CONFIG_UML_RANDOM=y
# CONFIG_MMAPPER is not set
#
# Block devices
# Generic Driver Options
#
CONFIG_BLK_DEV_UBD=y
CONFIG_BLK_DEV_UBD_SYNC=y
CONFIG_BLK_DEV_COW_COMMON=y
CONFIG_BLK_DEV_LOOP=m
# CONFIG_BLK_DEV_CRYPTOLOOP is not set
CONFIG_BLK_DEV_NBD=m
# CONFIG_BLK_DEV_RAM is not set
CONFIG_BLK_DEV_RAM_COUNT=16
CONFIG_INITRAMFS_SOURCE=""
# CONFIG_LBD is not set
CONFIG_STANDALONE=y
CONFIG_PREVENT_FIRMWARE_BUILD=y
# CONFIG_FW_LOADER is not set
# CONFIG_DEBUG_DRIVER is not set
#
# IO Schedulers
#
CONFIG_IOSCHED_NOOP=y
CONFIG_IOSCHED_AS=y
CONFIG_IOSCHED_DEADLINE=y
CONFIG_IOSCHED_CFQ=y
# CONFIG_ATA_OVER_ETH is not set
CONFIG_NETDEVICES=y
#
# UML Network Devices
#
CONFIG_UML_NET=y
CONFIG_UML_NET_ETHERTAP=y
CONFIG_UML_NET_TUNTAP=y
CONFIG_UML_NET_SLIP=y
CONFIG_UML_NET_DAEMON=y
CONFIG_UML_NET_MCAST=y
CONFIG_UML_NET_SLIRP=y
#
# Networking support
# Networking
#
#
# Networking options
#
# CONFIG_NETDEBUG is not set
CONFIG_PACKET=y
CONFIG_PACKET_MMAP=y
CONFIG_UNIX=y
@ -178,6 +221,7 @@ CONFIG_UNIX=y
CONFIG_INET=y
# CONFIG_IP_MULTICAST is not set
# CONFIG_IP_ADVANCED_ROUTER is not set
CONFIG_IP_FIB_HASH=y
# CONFIG_IP_PNP is not set
# CONFIG_NET_IPIP is not set
# CONFIG_NET_IPGRE is not set
@ -186,27 +230,31 @@ CONFIG_INET=y
# CONFIG_INET_AH is not set
# CONFIG_INET_ESP is not set
# CONFIG_INET_IPCOMP is not set
# CONFIG_INET_XFRM_TUNNEL is not set
# CONFIG_INET_TUNNEL is not set
CONFIG_IP_TCPDIAG=y
# CONFIG_IP_TCPDIAG_IPV6 is not set
CONFIG_INET_DIAG=y
CONFIG_INET_TCP_DIAG=y
# CONFIG_TCP_CONG_ADVANCED is not set
CONFIG_TCP_CONG_BIC=y
# CONFIG_IPV6 is not set
# CONFIG_INET6_XFRM_TUNNEL is not set
# CONFIG_INET6_TUNNEL is not set
# CONFIG_NETFILTER is not set
#
# TCP congestion control
# DCCP Configuration (EXPERIMENTAL)
#
CONFIG_TCP_CONG_BIC=y
CONFIG_TCP_CONG_WESTWOOD=y
CONFIG_TCP_CONG_HTCP=y
# CONFIG_TCP_CONG_HSTCP is not set
# CONFIG_TCP_CONG_HYBLA is not set
# CONFIG_TCP_CONG_VEGAS is not set
# CONFIG_TCP_CONG_SCALABLE is not set
# CONFIG_IPV6 is not set
# CONFIG_NETFILTER is not set
# CONFIG_IP_DCCP is not set
#
# SCTP Configuration (EXPERIMENTAL)
#
# CONFIG_IP_SCTP is not set
#
# TIPC Configuration (EXPERIMENTAL)
#
# CONFIG_TIPC is not set
# CONFIG_ATM is not set
# CONFIG_BRIDGE is not set
# CONFIG_VLAN_8021Q is not set
@ -224,26 +272,46 @@ CONFIG_TCP_CONG_HTCP=y
# QoS and/or fair queueing
#
# CONFIG_NET_SCHED is not set
# CONFIG_NET_CLS_ROUTE is not set
#
# Network testing
#
# CONFIG_NET_PKTGEN is not set
# CONFIG_KGDBOE is not set
# CONFIG_NETPOLL is not set
# CONFIG_NETPOLL_RX is not set
# CONFIG_NETPOLL_TRAP is not set
# CONFIG_NET_POLL_CONTROLLER is not set
# CONFIG_HAMRADIO is not set
# CONFIG_IRDA is not set
# CONFIG_BT is not set
# CONFIG_IEEE80211 is not set
#
# UML Network Devices
#
CONFIG_UML_NET=y
CONFIG_UML_NET_ETHERTAP=y
CONFIG_UML_NET_TUNTAP=y
CONFIG_UML_NET_SLIP=y
CONFIG_UML_NET_DAEMON=y
CONFIG_UML_NET_MCAST=y
# CONFIG_UML_NET_PCAP is not set
CONFIG_UML_NET_SLIRP=y
#
# Network device support
#
CONFIG_NETDEVICES=y
CONFIG_DUMMY=m
# CONFIG_BONDING is not set
# CONFIG_EQUALIZER is not set
CONFIG_TUN=m
#
# PHY device support
#
#
# Wireless LAN (non-hamradio)
#
# CONFIG_NET_RADIO is not set
#
# Wan interfaces
#
@ -263,6 +331,13 @@ CONFIG_SLIP=m
# CONFIG_SLIP_MODE_SLIP6 is not set
# CONFIG_SHAPER is not set
# CONFIG_NETCONSOLE is not set
# CONFIG_NETPOLL is not set
# CONFIG_NET_POLL_CONTROLLER is not set
#
# Connector - unified userspace <-> kernelspace linker
#
# CONFIG_CONNECTOR is not set
#
# File systems
@ -274,17 +349,14 @@ CONFIG_EXT3_FS=y
# CONFIG_EXT3_FS_XATTR is not set
CONFIG_JBD=y
# CONFIG_JBD_DEBUG is not set
# CONFIG_REISER4_FS is not set
CONFIG_REISERFS_FS=y
# CONFIG_REISERFS_CHECK is not set
# CONFIG_REISERFS_PROC_INFO is not set
# CONFIG_REISERFS_FS_XATTR is not set
# CONFIG_JFS_FS is not set
#
# XFS support
#
# CONFIG_FS_POSIX_ACL is not set
# CONFIG_XFS_FS is not set
# CONFIG_OCFS2_FS is not set
# CONFIG_MINIX_FS is not set
# CONFIG_ROMFS_FS is not set
CONFIG_INOTIFY=y
@ -295,11 +367,6 @@ CONFIG_QUOTACTL=y
CONFIG_DNOTIFY=y
CONFIG_AUTOFS_FS=m
CONFIG_AUTOFS4_FS=m
#
# Caches
#
# CONFIG_FSCACHE is not set
# CONFIG_FUSE_FS is not set
#
@ -323,14 +390,10 @@ CONFIG_JOLIET=y
CONFIG_PROC_FS=y
CONFIG_PROC_KCORE=y
CONFIG_SYSFS=y
# CONFIG_DEVFS_FS is not set
# CONFIG_DEVPTS_FS_XATTR is not set
CONFIG_TMPFS=y
# CONFIG_TMPFS_XATTR is not set
# CONFIG_HUGETLB_PAGE is not set
CONFIG_RAMFS=y
# CONFIG_CONFIGFS_FS is not set
# CONFIG_RELAYFS_FS is not set
#
# Miscellaneous filesystems
@ -430,6 +493,7 @@ CONFIG_NLS_DEFAULT="iso8859-1"
# Library routines
#
# CONFIG_CRC_CCITT is not set
# CONFIG_CRC16 is not set
CONFIG_CRC32=m
# CONFIG_LIBCRC32C is not set
@ -448,12 +512,18 @@ CONFIG_LOG_BUF_SHIFT=14
CONFIG_DETECT_SOFTLOCKUP=y
# CONFIG_SCHEDSTATS is not set
CONFIG_DEBUG_SLAB=y
# CONFIG_DEBUG_SLAB_LEAK is not set
# CONFIG_DEBUG_MUTEXES is not set
# CONFIG_DEBUG_SPINLOCK is not set
# CONFIG_DEBUG_SPINLOCK_SLEEP is not set
# CONFIG_DEBUG_KOBJECT is not set
CONFIG_DEBUG_INFO=y
# CONFIG_DEBUG_FS is not set
# CONFIG_DEBUG_VM is not set
CONFIG_FRAME_POINTER=y
# CONFIG_UNWIND_INFO is not set
CONFIG_FORCED_INLINING=y
# CONFIG_RCU_TORTURE_TEST is not set
# CONFIG_GPROF is not set
# CONFIG_GCOV is not set
# CONFIG_SYSCALL_DEBUG is not set

2
arch/um/drivers/cow_user.c
View File

@ -100,7 +100,7 @@ struct cow_header_v3_broken {
__u32 alignment;
__u32 cow_format;
char backing_file[PATH_LEN_V3];
} __attribute__((packed));
};
/* COW format definitions - for now, we have only the usual COW bitmap */
#define COW_BITMAP 0

93
arch/um/kernel/irq.c
View File

@ -89,16 +89,18 @@ void sigio_handler(int sig, union uml_pt_regs *regs)
struct irq_fd *irq_fd;
int n;
if(smp_sigio_handler()) return;
while(1){
if (smp_sigio_handler())
return;
while (1) {
n = os_waiting_for_events(active_fds);
if (n <= 0) {
if(n == -EINTR) continue;
else break;
}
for(irq_fd = active_fds; irq_fd != NULL; irq_fd = irq_fd->next){
if(irq_fd->current_events != 0){
for (irq_fd = active_fds; irq_fd != NULL; irq_fd = irq_fd->next) {
if (irq_fd->current_events != 0) {
irq_fd->current_events = 0;
do_IRQ(irq_fd->irq, regs);
}
@ -110,19 +112,17 @@ void sigio_handler(int sig, union uml_pt_regs *regs)
static void maybe_sigio_broken(int fd, int type)
{
if(os_isatty(fd)){
if((type == IRQ_WRITE) && !pty_output_sigio){
if (os_isatty(fd)) {
if ((type == IRQ_WRITE) && !pty_output_sigio) {
write_sigio_workaround();
add_sigio_fd(fd, 0);
}
else if((type == IRQ_READ) && !pty_close_sigio){
} else if ((type == IRQ_READ) && !pty_close_sigio) {
write_sigio_workaround();
add_sigio_fd(fd, 1);
}
}
}
int activate_fd(int irq, int fd, int type, void *dev_id)
{
struct pollfd *tmp_pfd;
@ -132,16 +132,18 @@ int activate_fd(int irq, int fd, int type, void *dev_id)
pid = os_getpid();
err = os_set_fd_async(fd, pid);
if(err < 0)
if (err < 0)
goto out;
new_fd = um_kmalloc(sizeof(*new_fd));
err = -ENOMEM;
if(new_fd == NULL)
if (new_fd == NULL)
goto out;
if(type == IRQ_READ) events = UM_POLLIN | UM_POLLPRI;
else events = UM_POLLOUT;
if (type == IRQ_READ)
events = UM_POLLIN | UM_POLLPRI;
else
events = UM_POLLOUT;
*new_fd = ((struct irq_fd) { .next = NULL,
.id = dev_id,
.fd = fd,
@ -165,8 +167,8 @@ int activate_fd(int irq, int fd, int type, void *dev_id)
* a semaphore.
*/
flags = irq_lock();
for(irq_fd = active_fds; irq_fd != NULL; irq_fd = irq_fd->next){
if((irq_fd->fd == fd) && (irq_fd->type == type)){
for (irq_fd = active_fds; irq_fd != NULL; irq_fd = irq_fd->next) {
if ((irq_fd->fd == fd) && (irq_fd->type == type)) {
printk("Registering fd %d twice\n", fd);
printk("Irqs : %d, %d\n", irq_fd->irq, irq);
printk("Ids : 0x%p, 0x%p\n", irq_fd->id, dev_id);
@ -175,13 +177,13 @@ int activate_fd(int irq, int fd, int type, void *dev_id)
}
/*-------------*/
if(type == IRQ_WRITE)
if (type == IRQ_WRITE)
fd = -1;
tmp_pfd = NULL;
n = 0;
while(1){
while (1) {
n = os_create_pollfd(fd, events, tmp_pfd, n);
if (n == 0)
break;
@ -198,10 +200,8 @@ int activate_fd(int irq, int fd, int type, void *dev_id)
* then we free the buffer tmp_fds and try again.
*/
irq_unlock(flags);
if (tmp_pfd != NULL) {
kfree(tmp_pfd);
tmp_pfd = NULL;
}
kfree(tmp_pfd);
tmp_pfd = NULL;
tmp_pfd = um_kmalloc(n);
if (tmp_pfd == NULL)
@ -249,7 +249,7 @@ static int same_irq_and_dev(struct irq_fd *irq, void *d)
{
struct irq_and_dev *data = d;
return((irq->irq == data->irq) && (irq->id == data->dev));
return ((irq->irq == data->irq) && (irq->id == data->dev));
}
void free_irq_by_irq_and_dev(unsigned int irq, void *dev)
@ -262,7 +262,7 @@ void free_irq_by_irq_and_dev(unsigned int irq, void *dev)
static int same_fd(struct irq_fd *irq, void *fd)
{
return(irq->fd == *((int *) fd));
return (irq->fd == *((int *)fd));
}
void free_irq_by_fd(int fd)
@ -276,16 +276,17 @@ static struct irq_fd *find_irq_by_fd(int fd, int irqnum, int *index_out)
int i = 0;
int fdi;
for(irq=active_fds; irq != NULL; irq = irq->next){
if((irq->fd == fd) && (irq->irq == irqnum)) break;
for (irq = active_fds; irq != NULL; irq = irq->next) {
if ((irq->fd == fd) && (irq->irq == irqnum))
break;
i++;
}
if(irq == NULL){
if (irq == NULL) {
printk("find_irq_by_fd doesn't have descriptor %d\n", fd);
goto out;
}
fdi = os_get_pollfd(i);
if((fdi != -1) && (fdi != fd)){
if ((fdi != -1) && (fdi != fd)) {
printk("find_irq_by_fd - mismatch between active_fds and "
"pollfds, fd %d vs %d, need %d\n", irq->fd,
fdi, fd);
@ -294,7 +295,7 @@ static struct irq_fd *find_irq_by_fd(int fd, int irqnum, int *index_out)
}
*index_out = i;
out:
return(irq);
return irq;
}
void reactivate_fd(int fd, int irqnum)
@ -305,7 +306,7 @@ void reactivate_fd(int fd, int irqnum)
flags = irq_lock();
irq = find_irq_by_fd(fd, irqnum, &i);
if(irq == NULL){
if (irq == NULL) {
irq_unlock(flags);
return;
}
@ -326,7 +327,7 @@ void deactivate_fd(int fd, int irqnum)
flags = irq_lock();
irq = find_irq_by_fd(fd, irqnum, &i);
if(irq == NULL)
if (irq == NULL)
goto out;
os_set_pollfd(i, -1);
out:
@ -338,15 +339,15 @@ int deactivate_all_fds(void)
struct irq_fd *irq;
int err;
for(irq=active_fds;irq != NULL;irq = irq->next){
for (irq = active_fds; irq != NULL; irq = irq->next) {
err = os_clear_fd_async(irq->fd);
if(err)
return(err);
if (err)
return err;
}
/* If there is a signal already queued, after unblocking ignore it */
os_set_ioignore();
return(0);
return 0;
}
void forward_interrupts(int pid)
@ -356,9 +357,9 @@ void forward_interrupts(int pid)
int err;
flags = irq_lock();
for(irq=active_fds;irq != NULL;irq = irq->next){
for (irq = active_fds; irq != NULL; irq = irq->next) {
err = os_set_owner(irq->fd, pid);
if(err < 0){
if (err < 0) {
/* XXX Just remove the irq rather than
* print out an infinite stream of these
*/
@ -379,7 +380,7 @@ void forward_interrupts(int pid)
unsigned int do_IRQ(int irq, union uml_pt_regs *regs)
{
irq_enter();
__do_IRQ(irq, (struct pt_regs *) regs);
__do_IRQ(irq, (struct pt_regs *)regs);
irq_exit();
return 1;
}
@ -392,12 +393,12 @@ int um_request_irq(unsigned int irq, int fd, int type,
int err;
err = request_irq(irq, handler, irqflags, devname, dev_id);
if(err)
return(err);
if (err)
return err;
if(fd != -1)
if (fd != -1)
err = activate_fd(irq, fd, type, dev_id);
return(err);
return err;
}
EXPORT_SYMBOL(um_request_irq);
EXPORT_SYMBOL(reactivate_fd);
@ -409,7 +410,7 @@ unsigned long irq_lock(void)
unsigned long flags;
spin_lock_irqsave(&irq_spinlock, flags);
return(flags);
return flags;
}
void irq_unlock(unsigned long flags)
@ -452,7 +453,7 @@ void __init init_IRQ(void)
irq_desc[TIMER_IRQ].depth = 1;
irq_desc[TIMER_IRQ].handler = &SIGVTALRM_irq_type;
enable_irq(TIMER_IRQ);
for(i=1;i<NR_IRQS;i++){
for (i = 1; i < NR_IRQS; i++) {
irq_desc[i].status = IRQ_DISABLED;
irq_desc[i].action = NULL;
irq_desc[i].depth = 1;
@ -467,7 +468,7 @@ int init_aio_irq(int irq, char *name, irqreturn_t (*handler)(int, void *,
int fds[2], err;
err = os_pipe(fds, 1, 1);
if(err){
if (err) {
printk("init_aio_irq - os_pipe failed, err = %d\n", -err);
goto out;
}
@ -475,7 +476,7 @@ int init_aio_irq(int irq, char *name, irqreturn_t (*handler)(int, void *,
err = um_request_irq(irq, fds[0], IRQ_READ, handler,
SA_INTERRUPT | SA_SAMPLE_RANDOM, name,
(void *) (long) fds[0]);
if(err){
if (err) {
printk("init_aio_irq - : um_request_irq failed, err = %d\n",
err);
goto out_close;
@ -488,5 +489,5 @@ int init_aio_irq(int irq, char *name, irqreturn_t (*handler)(int, void *,
os_close_file(fds[0]);
os_close_file(fds[1]);
out:
return(err);
return err;
}

2
arch/um/kernel/physmem.c
View File

@ -407,6 +407,8 @@ unsigned long find_iomem(char *driver, unsigned long *len_out)
*len_out = region->size;
return(region->virt);
}
region = region->next;
}
return(0);

6
arch/um/kernel/ptrace.c
View File

@ -275,15 +275,13 @@ void syscall_trace(union uml_pt_regs *regs, int entryexit)
if (unlikely(current->audit_context)) {
if (!entryexit)
audit_syscall_entry(current,
HOST_AUDIT_ARCH,
audit_syscall_entry(HOST_AUDIT_ARCH,
UPT_SYSCALL_NR(regs),
UPT_SYSCALL_ARG1(regs),
UPT_SYSCALL_ARG2(regs),
UPT_SYSCALL_ARG3(regs),
UPT_SYSCALL_ARG4(regs));
else audit_syscall_exit(current,
AUDITSC_RESULT(UPT_SYSCALL_RET(regs)),
else audit_syscall_exit(AUDITSC_RESULT(UPT_SYSCALL_RET(regs)),
UPT_SYSCALL_RET(regs));
}

10
arch/um/kernel/skas/Makefile
View File

@ -6,9 +6,11 @@
obj-y := clone.o exec_kern.o mem.o mmu.o process_kern.o \
syscall.o tlb.o uaccess.o
USER_OBJS := clone.o
# clone.o is in the stub, so it can't be built with profiling
# GCC hardened also auto-enables -fpic, but we need %ebx so it can't work ->
# disable it
CFLAGS_clone.o := $(CFLAGS_NO_HARDENING)
UNPROFILE_OBJS := clone.o
include arch/um/scripts/Makefile.rules
# clone.o is in the stub, so it can't be built with profiling
$(obj)/clone.o : c_flags = -Wp,-MD,$(depfile) $(call unprofile,$(USER_CFLAGS))

2
arch/um/kernel/time_kern.c
View File

@ -209,4 +209,4 @@ int __init timer_init(void)
return(0);
}
__initcall(timer_init);
arch_initcall(timer_init);

2
arch/um/os-Linux/file.c
View File

@ -171,7 +171,7 @@ int os_sigio_async(int master, int slave)
flags = fcntl(master, F_GETFL);
if(flags < 0)
return errno;
return -errno;
if((fcntl(master, F_SETFL, flags | O_NONBLOCK | O_ASYNC) < 0) ||
(fcntl(master, F_SETOWN, os_getpid()) < 0))

47
arch/um/os-Linux/irq.c
View File

@ -29,21 +29,21 @@ int os_waiting_for_events(struct irq_fd *active_fds)
int i, n, err;
n = poll(pollfds, pollfds_num, 0);
if(n < 0){
if (n < 0) {
err = -errno;
if(errno != EINTR)
if (errno != EINTR)
printk("sigio_handler: os_waiting_for_events:"
" poll returned %d, errno = %d\n", n, errno);
return err;
}
if(n == 0)
if (n == 0)
return 0;
irq_fd = active_fds;
for(i = 0; i < pollfds_num; i++){
if(pollfds[i].revents != 0){
for (i = 0; i < pollfds_num; i++) {
if (pollfds[i].revents != 0) {
irq_fd->current_events = pollfds[i].revents;
pollfds[i].fd = -1;
}
@ -54,7 +54,7 @@ int os_waiting_for_events(struct irq_fd *active_fds)
int os_isatty(int fd)
{
return(isatty(fd));
return isatty(fd);
}
int os_create_pollfd(int fd, int events, void *tmp_pfd, int size_tmpfds)
@ -65,7 +65,7 @@ int os_create_pollfd(int fd, int events, void *tmp_pfd, int size_tmpfds)
return((pollfds_size + 1) * sizeof(pollfds[0]));
}
if(pollfds != NULL){
if (pollfds != NULL) {
memcpy(tmp_pfd, pollfds,
sizeof(pollfds[0]) * pollfds_size);
/* remove old pollfds */
@ -73,18 +73,15 @@ int os_create_pollfd(int fd, int events, void *tmp_pfd, int size_tmpfds)
}
pollfds = tmp_pfd;
pollfds_size++;
} else {
/* remove not used tmp_pfd */
if (tmp_pfd != NULL)
kfree(tmp_pfd);
}
} else
kfree(tmp_pfd); /* remove not used tmp_pfd */
pollfds[pollfds_num] = ((struct pollfd) { .fd = fd,
.events = events,
.revents = 0 });
pollfds[pollfds_num] = ((struct pollfd) { .fd = fd,
.events = events,
.revents = 0 });
pollfds_num++;
return(0);
return 0;
}
void os_free_irq_by_cb(int (*test)(struct irq_fd *, void *), void *arg,
@ -94,11 +91,11 @@ void os_free_irq_by_cb(int (*test)(struct irq_fd *, void *), void *arg,
int i = 0;
prev = &active_fds;
while(*prev != NULL){
if((*test)(*prev, arg)){
while (*prev != NULL) {
if ((*test)(*prev, arg)) {
struct irq_fd *old_fd = *prev;
if((pollfds[i].fd != -1) &&
(pollfds[i].fd != (*prev)->fd)){
if ((pollfds[i].fd != -1) &&
(pollfds[i].fd != (*prev)->fd)) {
printk("os_free_irq_by_cb - mismatch between "
"active_fds and pollfds, fd %d vs %d\n",
(*prev)->fd, pollfds[i].fd);
@ -110,7 +107,6 @@ void os_free_irq_by_cb(int (*test)(struct irq_fd *, void *), void *arg,
/* This moves the *whole* array after pollfds[i]
* (though it doesn't spot as such)!
*/
memmove(&pollfds[i], &pollfds[i + 1],
(pollfds_num - i) * sizeof(pollfds[0]));
if(*last_irq_ptr2 == &old_fd->next)
@ -129,10 +125,9 @@ void os_free_irq_by_cb(int (*test)(struct irq_fd *, void *), void *arg,
return;
}
int os_get_pollfd(int i)
{
return(pollfds[i].fd);
return pollfds[i].fd;
}
void os_set_pollfd(int i, int fd)
@ -151,8 +146,10 @@ void init_irq_signals(int on_sigstack)
int flags;
flags = on_sigstack ? SA_ONSTACK : 0;
if(timer_irq_inited) h = (__sighandler_t) alarm_handler;
else h = boot_timer_handler;
if (timer_irq_inited)
h = (__sighandler_t)alarm_handler;
else
h = boot_timer_handler;
set_handler(SIGVTALRM, h, flags | SA_RESTART,
SIGUSR1, SIGIO, SIGWINCH, SIGALRM, -1);

30
arch/um/os-Linux/main.c
View File

@ -74,6 +74,34 @@ static void last_ditch_exit(int sig)
exit(1);
}
#define UML_LIB_PATH ":/usr/lib/uml"
static void setup_env_path(void)
{
char *new_path = NULL;
char *old_path = NULL;
int path_len = 0;
old_path = getenv("PATH");
/* if no PATH variable is set or it has an empty value
* just use the default + /usr/lib/uml
*/
if (!old_path || (path_len = strlen(old_path)) == 0) {
putenv("PATH=:/bin:/usr/bin/" UML_LIB_PATH);
return;
}
/* append /usr/lib/uml to the existing path */
path_len += strlen("PATH=" UML_LIB_PATH) + 1;
new_path = malloc(path_len);
if (!new_path) {
perror("coudn't malloc to set a new PATH");
return;
}
snprintf(new_path, path_len, "PATH=%s" UML_LIB_PATH, old_path);
putenv(new_path);
}
extern int uml_exitcode;
extern void scan_elf_aux( char **envp);
@ -114,6 +142,8 @@ int main(int argc, char **argv, char **envp)
set_stklim();
setup_env_path();
new_argv = malloc((argc + 1) * sizeof(char *));
if(new_argv == NULL){
perror("Mallocing argv");

17
arch/um/os-Linux/process.c
View File

@ -206,29 +206,36 @@ int os_drop_memory(void *addr, int length)
int can_drop_memory(void)
{
void *addr;
int fd;
int fd, ok = 0;
printk("Checking host MADV_REMOVE support...");
fd = create_mem_file(UM_KERN_PAGE_SIZE);
if(fd < 0){
printk("Creating test memory file failed, err = %d\n", -fd);
return 0;
goto out;
}
addr = mmap64(NULL, UM_KERN_PAGE_SIZE, PROT_READ | PROT_WRITE,
MAP_SHARED, fd, 0);
if(addr == MAP_FAILED){
printk("Mapping test memory file failed, err = %d\n", -errno);
return 0;
goto out_close;
}
if(madvise(addr, UM_KERN_PAGE_SIZE, MADV_REMOVE) != 0){
printk("MADV_REMOVE failed, err = %d\n", -errno);
return 0;
goto out_unmap;
}
printk("OK\n");
return 1;
ok = 1;
out_unmap:
munmap(addr, UM_KERN_PAGE_SIZE);
out_close:
close(fd);
out:
return ok;
}
void init_new_thread_stack(void *sig_stack, void (*usr1_handler)(int))

6
arch/um/os-Linux/skas/process.c
View File

@ -344,12 +344,12 @@ int copy_context_skas0(unsigned long new_stack, int pid)
err = ptrace_setregs(pid, regs);
if(err < 0)
panic("copy_context_skas0 : PTRACE_SETREGS failed, "
"pid = %d, errno = %d\n", pid, errno);
"pid = %d, errno = %d\n", pid, -err);
err = ptrace_setfpregs(pid, fp_regs);
if(err < 0)
panic("copy_context_skas0 : PTRACE_SETFPREGS failed, "
"pid = %d, errno = %d\n", pid, errno);
"pid = %d, errno = %d\n", pid, -err);
/* set a well known return code for detection of child write failure */
child_data->err = 12345678;
@ -362,7 +362,7 @@ int copy_context_skas0(unsigned long new_stack, int pid)
pid = data->err;
if(pid < 0)
panic("copy_context_skas0 - stub-parent reports error %d\n",
pid);
-pid);
/* Wait, until child has finished too: read child's result from
* child's stack and check it.

4
arch/um/os-Linux/sys-i386/registers.c
View File

@ -104,7 +104,7 @@ void init_registers(int pid)
err = ptrace(PTRACE_GETREGS, pid, 0, exec_regs);
if(err)
panic("check_ptrace : PTRACE_GETREGS failed, errno = %d",
err);
errno);
errno = 0;
err = ptrace(PTRACE_GETFPXREGS, pid, 0, exec_fpx_regs);
@ -119,7 +119,7 @@ void init_registers(int pid)
err = ptrace(PTRACE_GETFPREGS, pid, 0, exec_fp_regs);
if(err)
panic("check_ptrace : PTRACE_GETFPREGS failed, errno = %d",
err);
errno);
}
void get_safe_registers(unsigned long *regs, unsigned long *fp_regs)

4
arch/um/os-Linux/sys-x86_64/registers.c
View File

@ -62,12 +62,12 @@ void init_registers(int pid)
err = ptrace(PTRACE_GETREGS, pid, 0, exec_regs);
if(err)
panic("check_ptrace : PTRACE_GETREGS failed, errno = %d",
err);
errno);
err = ptrace(PTRACE_GETFPREGS, pid, 0, exec_fp_regs);
if(err)
panic("check_ptrace : PTRACE_GETFPREGS failed, errno = %d",
err);
errno);
}
void get_safe_registers(unsigned long *regs, unsigned long *fp_regs)

4
arch/um/os-Linux/umid.c
View File

@ -178,14 +178,14 @@ static void __init create_pid_file(void)
fd = open(file, O_RDWR | O_CREAT | O_EXCL, 0644);
if(fd < 0){
printk("Open of machine pid file \"%s\" failed: %s\n",
file, strerror(-fd));
file, strerror(errno));
return;
}
snprintf(pid, sizeof(pid), "%d\n", getpid());
n = write(fd, pid, strlen(pid));
if(n != strlen(pid))
printk("Write of pid file failed - err = %d\n", -n);
printk("Write of pid file failed - err = %d\n", errno);
close(fd);
}

7
arch/um/os-Linux/user_syms.c
View File

@ -96,6 +96,13 @@ EXPORT_SYMBOL_PROTO(getuid);
EXPORT_SYMBOL_PROTO(fsync);
EXPORT_SYMBOL_PROTO(fdatasync);
/* Export symbols used by GCC for the stack protector. */
extern void __stack_smash_handler(void *) __attribute__((weak));
EXPORT_SYMBOL(__stack_smash_handler);
extern long __guard __attribute__((weak));
EXPORT_SYMBOL(__guard);
/*
* Overrides for Emacs so that we follow Linus's tabbing style.
* Emacs will notice this stuff at the end of the file and automatically

12
arch/um/scripts/Makefile.rules
View File

@ -7,11 +7,19 @@ USER_SINGLE_OBJS := \
USER_OBJS += $(filter %_user.o,$(obj-y) $(obj-m) $(USER_SINGLE_OBJS))
USER_OBJS := $(foreach file,$(USER_OBJS),$(obj)/$(file))
$(USER_OBJS) $(USER_OBJS:.o=.i) $(USER_OBJS:.o=.s) $(USER_OBJS:.o=.lst): \
c_flags = -Wp,-MD,$(depfile) $(USER_CFLAGS) $(CFLAGS_$(notdir $@))
$(USER_OBJS:.o=.%): \
c_flags = -Wp,-MD,$(depfile) $(USER_CFLAGS) $(CFLAGS_$(*F).o)
$(USER_OBJS) : CHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ \
-Dunix -D__unix__ -D__$(SUBARCH)__
# These are like USER_OBJS but filter USER_CFLAGS through unprofile instead of
# using it directly.
UNPROFILE_OBJS := $(foreach file,$(UNPROFILE_OBJS),$(obj)/$(file))
$(UNPROFILE_OBJS:.o=.%): \
c_flags = -Wp,-MD,$(depfile) $(call unprofile,$(USER_CFLAGS)) $(CFLAGS_$(*F).o)
$(UNPROFILE_OBJS) : CHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ \
-Dunix -D__unix__ -D__$(SUBARCH)__
# The stubs and unmap.o can't try to call mcount or update basic block data
define unprofile

13
arch/um/sys-i386/Makefile
View File

@ -8,11 +8,16 @@ subarch-obj-y = lib/bitops.o kernel/semaphore.o
subarch-obj-$(CONFIG_HIGHMEM) += mm/highmem.o
subarch-obj-$(CONFIG_MODULES) += kernel/module.o
USER_OBJS := bugs.o ptrace_user.o sigcontext.o fault.o stub_segv.o
USER_OBJS := bugs.o ptrace_user.o sigcontext.o fault.o
include arch/um/scripts/Makefile.rules
USER_OBJS += user-offsets.s
extra-y += user-offsets.s
extra-$(CONFIG_MODE_TT) += unmap.o
$(obj)/stub_segv.o $(obj)/unmap.o: \
_c_flags = $(call unprofile,$(CFLAGS))
UNPROFILE_OBJS := stub_segv.o
CFLAGS_stub_segv.o := $(CFLAGS_NO_HARDENING)
include arch/um/scripts/Makefile.rules
$(obj)/unmap.%: _c_flags = $(call unprofile,$(CFLAGS))

13
arch/um/sys-x86_64/Makefile
View File

@ -16,11 +16,16 @@ subarch-obj-$(CONFIG_MODULES) += kernel/module.o
ldt-y = ../sys-i386/ldt.o
USER_OBJS := ptrace_user.o sigcontext.o stub_segv.o
USER_OBJS := ptrace_user.o sigcontext.o
include arch/um/scripts/Makefile.rules
USER_OBJS += user-offsets.s
extra-y += user-offsets.s
extra-$(CONFIG_MODE_TT) += unmap.o
$(obj)/stub_segv.o $(obj)/unmap.o: \
_c_flags = $(call unprofile,$(CFLAGS))
UNPROFILE_OBJS := stub_segv.o
CFLAGS_stub_segv.o := $(CFLAGS_NO_HARDENING)
include arch/um/scripts/Makefile.rules
$(obj)/unmap.%: _c_flags = $(call unprofile,$(CFLAGS))

1
arch/x86_64/ia32/ia32entry.S
View File

@ -695,4 +695,5 @@ ia32_sys_call_table:
.quad sys_splice
.quad sys_sync_file_range
.quad sys_tee
.quad compat_sys_vmsplice
ia32_syscall_end:

6
arch/x86_64/kernel/ptrace.c
View File

@ -600,12 +600,12 @@ asmlinkage void syscall_trace_enter(struct pt_regs *regs)
if (unlikely(current->audit_context)) {
if (test_thread_flag(TIF_IA32)) {
audit_syscall_entry(current, AUDIT_ARCH_I386,
audit_syscall_entry(AUDIT_ARCH_I386,
regs->orig_rax,
regs->rbx, regs->rcx,
regs->rdx, regs->rsi);
} else {
audit_syscall_entry(current, AUDIT_ARCH_X86_64,
audit_syscall_entry(AUDIT_ARCH_X86_64,
regs->orig_rax,
regs->rdi, regs->rsi,
regs->rdx, regs->r10);
@ -616,7 +616,7 @@ asmlinkage void syscall_trace_enter(struct pt_regs *regs)
asmlinkage void syscall_trace_leave(struct pt_regs *regs)
{
if (unlikely(current->audit_context))
audit_syscall_exit(current, AUDITSC_RESULT(regs->rax), regs->rax);
audit_syscall_exit(AUDITSC_RESULT(regs->rax), regs->rax);
if ((test_thread_flag(TIF_SYSCALL_TRACE)
|| test_thread_flag(TIF_SINGLESTEP))

19
arch/x86_64/kernel/setup.c
View File

@ -1426,3 +1426,22 @@ struct seq_operations cpuinfo_op = {
.show = show_cpuinfo,
};
#ifdef CONFIG_INPUT_PCSPKR
#include <linux/platform_device.h>
static __init int add_pcspkr(void)
{
struct platform_device *pd;
int ret;
pd = platform_device_alloc("pcspkr", -1);
if (!pd)
return -ENOMEM;
ret = platform_device_add(pd);
if (ret)
platform_device_put(pd);
return ret;
}
device_initcall(add_pcspkr);
#endif

2
block/genhd.c
View File

@ -182,6 +182,7 @@ static int exact_lock(dev_t dev, void *data)
*/
void add_disk(struct gendisk *disk)
{
get_device(disk->driverfs_dev);
disk->flags |= GENHD_FL_UP;
blk_register_region(MKDEV(disk->major, disk->first_minor),
disk->minors, NULL, exact_match, exact_lock, disk);
@ -427,6 +428,7 @@ static struct attribute * default_attrs[] = {
static void disk_release(struct kobject * kobj)
{
struct gendisk *disk = to_disk(kobj);
put_device(disk->driverfs_dev);
kfree(disk->random);
kfree(disk->part);
free_disk_stats(disk);

8
drivers/char/genrtc.c
View File

@ -200,13 +200,13 @@ static ssize_t gen_rtc_read(struct file *file, char __user *buf,
/* first test allows optimizer to nuke this case for 32-bit machines */
if (sizeof (int) != sizeof (long) && count == sizeof (unsigned int)) {
unsigned int uidata = data;
retval = put_user(uidata, (unsigned long __user *)buf);
retval = put_user(uidata, (unsigned int __user *)buf) ?:
sizeof(unsigned int);
}
else {
retval = put_user(data, (unsigned long __user *)buf);
retval = put_user(data, (unsigned long __user *)buf) ?:
sizeof(unsigned long);
}
if (!retval)
retval = sizeof(unsigned long);
out:
current->state = TASK_RUNNING;
remove_wait_queue(&gen_rtc_wait, &wait);

17
drivers/edac/e752x_edac.c
View File

@ -25,6 +25,8 @@
#include <linux/slab.h>
#include "edac_mc.h"
static int force_function_unhide;
#define e752x_printk(level, fmt, arg...) \
edac_printk(level, "e752x", fmt, ##arg)
@ -782,8 +784,16 @@ static int e752x_probe1(struct pci_dev *pdev, int dev_idx)
debugf0("%s(): mci\n", __func__);
debugf0("Starting Probe1\n");
/* enable device 0 function 1 */
/* check to see if device 0 function 1 is enabled; if it isn't, we
* assume the BIOS has reserved it for a reason and is expecting
* exclusive access, we take care not to violate that assumption and
* fail the probe. */
pci_read_config_byte(pdev, E752X_DEVPRES1, &stat8);
if (!force_function_unhide && !(stat8 & (1 << 5))) {
printk(KERN_INFO "Contact your BIOS vendor to see if the "
"E752x error registers can be safely un-hidden\n");
goto fail;
}
stat8 |= (1 << 5);
pci_write_config_byte(pdev, E752X_DEVPRES1, stat8);
@ -1063,3 +1073,8 @@ module_exit(e752x_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Linux Networx (http://lnxi.com) Tom Zimmerman\n");
MODULE_DESCRIPTION("MC support for Intel e752x memory controllers");
module_param(force_function_unhide, int, 0444);
MODULE_PARM_DESC(force_function_unhide, "if BIOS sets Dev0:Fun1 up as hidden:"
" 1=force unhide and hope BIOS doesn't fight driver for Dev0:Fun1 access");

15
drivers/infiniband/hw/ipath/ipath_debug.h
View File

@ -60,11 +60,11 @@
#define __IPATH_KERNEL_SEND 0x2000 /* use kernel mode send */
#define __IPATH_EPKTDBG 0x4000 /* print ethernet packet data */
#define __IPATH_SMADBG 0x8000 /* sma packet debug */
#define __IPATH_IPATHDBG 0x10000 /* Ethernet (IPATH) general debug on */
#define __IPATH_IPATHWARN 0x20000 /* Ethernet (IPATH) warnings on */
#define __IPATH_IPATHERR 0x40000 /* Ethernet (IPATH) errors on */
#define __IPATH_IPATHPD 0x80000 /* Ethernet (IPATH) packet dump on */
#define __IPATH_IPATHTABLE 0x100000 /* Ethernet (IPATH) table dump on */
#define __IPATH_IPATHDBG 0x10000 /* Ethernet (IPATH) gen debug */
#define __IPATH_IPATHWARN 0x20000 /* Ethernet (IPATH) warnings */
#define __IPATH_IPATHERR 0x40000 /* Ethernet (IPATH) errors */
#define __IPATH_IPATHPD 0x80000 /* Ethernet (IPATH) packet dump */
#define __IPATH_IPATHTABLE 0x100000 /* Ethernet (IPATH) table dump */
#else /* _IPATH_DEBUGGING */
@ -79,11 +79,12 @@
#define __IPATH_TRSAMPLE 0x0 /* generate trace buffer sample entries */
#define __IPATH_VERBDBG 0x0 /* very verbose debug */
#define __IPATH_PKTDBG 0x0 /* print packet data */
#define __IPATH_PROCDBG 0x0 /* print process startup (init)/exit messages */
#define __IPATH_PROCDBG 0x0 /* process startup (init)/exit messages */
/* print mmap/nopage stuff, not using VDBG any more */
#define __IPATH_MMDBG 0x0
#define __IPATH_EPKTDBG 0x0 /* print ethernet packet data */
#define __IPATH_SMADBG 0x0 /* print process startup (init)/exit messages */#define __IPATH_IPATHDBG 0x0 /* Ethernet (IPATH) table dump on */
#define __IPATH_SMADBG 0x0 /* process startup (init)/exit messages */
#define __IPATH_IPATHDBG 0x0 /* Ethernet (IPATH) table dump on */
#define __IPATH_IPATHWARN 0x0 /* Ethernet (IPATH) warnings on */
#define __IPATH_IPATHERR 0x0 /* Ethernet (IPATH) errors on */
#define __IPATH_IPATHPD 0x0 /* Ethernet (IPATH) packet dump on */

3
drivers/infiniband/hw/ipath/ipath_diag.c
View File

@ -277,13 +277,14 @@ static int ipath_diag_open(struct inode *in, struct file *fp)
bail:
spin_unlock_irqrestore(&ipath_devs_lock, flags);
mutex_unlock(&ipath_mutex);
/* Only expose a way to reset the device if we
make it into diag mode. */
if (ret == 0)
ipath_expose_reset(&dd->pcidev->dev);
mutex_unlock(&ipath_mutex);
return ret;
}

18
drivers/infiniband/hw/ipath/ipath_driver.c
View File

@ -418,9 +418,19 @@ static int __devinit ipath_init_one(struct pci_dev *pdev,
ret = pci_set_dma_mask(pdev, DMA_64BIT_MASK);
if (ret) {
dev_info(&pdev->dev, "pci_set_dma_mask unit %u "
"fails: %d\n", dd->ipath_unit, ret);
goto bail_regions;
/*
* if the 64 bit setup fails, try 32 bit. Some systems
* do not setup 64 bit maps on systems with 2GB or less
* memory installed.
*/
ret = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
if (ret) {
dev_info(&pdev->dev, "pci_set_dma_mask unit %u "
"fails: %d\n", dd->ipath_unit, ret);
goto bail_regions;
}
else
ipath_dbg("No 64bit DMA mask, used 32 bit mask\n");
}
pci_set_master(pdev);
@ -1949,7 +1959,7 @@ int ipath_reset_device(int unit)
}
if (dd->ipath_pd)
for (i = 1; i < dd->ipath_portcnt; i++) {
for (i = 1; i < dd->ipath_cfgports; i++) {
if (dd->ipath_pd[i] && dd->ipath_pd[i]->port_cnt) {
ipath_dbg("unit %u port %d is in use "
"(PID %u cmd %s), can't reset\n",

36
drivers/infiniband/hw/ipath/ipath_init_chip.c
View File

@ -53,13 +53,19 @@ MODULE_PARM_DESC(cfgports, "Set max number of ports to use");
/*
* Number of buffers reserved for driver (layered drivers and SMA
* send). Reserved at end of buffer list.
* send). Reserved at end of buffer list. Initialized based on
* number of PIO buffers if not set via module interface.
* The problem with this is that it's global, but we'll use different
* numbers for different chip types. So the default value is not
* very useful. I've redefined it for the 1.3 release so that it's
* zero unless set by the user to something else, in which case we
* try to respect it.
*/
static ushort ipath_kpiobufs = 32;
static ushort ipath_kpiobufs;
static int ipath_set_kpiobufs(const char *val, struct kernel_param *kp);
module_param_call(kpiobufs, ipath_set_kpiobufs, param_get_uint,
module_param_call(kpiobufs, ipath_set_kpiobufs, param_get_ushort,
&ipath_kpiobufs, S_IWUSR | S_IRUGO);
MODULE_PARM_DESC(kpiobufs, "Set number of PIO buffers for driver");
@ -531,8 +537,11 @@ static int init_housekeeping(struct ipath_devdata *dd,
* Don't clear ipath_flags as 8bit mode was set before
* entering this func. However, we do set the linkstate to
* unknown, so we can watch for a transition.
* PRESENT is set because we want register reads to work,
* and the kernel infrastructure saw it in config space;
* We clear it if we have failures.
*/
dd->ipath_flags |= IPATH_LINKUNK;
dd->ipath_flags |= IPATH_LINKUNK | IPATH_PRESENT;
dd->ipath_flags &= ~(IPATH_LINKACTIVE | IPATH_LINKARMED |
IPATH_LINKDOWN | IPATH_LINKINIT);
@ -560,6 +569,7 @@ static int init_housekeeping(struct ipath_devdata *dd,
|| (dd->ipath_uregbase & 0xffffffff) == 0xffffffff) {
ipath_dev_err(dd, "Register read failures from chip, "
"giving up initialization\n");
dd->ipath_flags &= ~IPATH_PRESENT;
ret = -ENODEV;
goto done;
}
@ -682,16 +692,14 @@ int ipath_init_chip(struct ipath_devdata *dd, int reinit)
*/
dd->ipath_pioavregs = ALIGN(val, sizeof(u64) * BITS_PER_BYTE / 2)
/ (sizeof(u64) * BITS_PER_BYTE / 2);
if (!ipath_kpiobufs) /* have to have at least 1, for SMA */
kpiobufs = ipath_kpiobufs = 1;
else if ((dd->ipath_piobcnt2k + dd->ipath_piobcnt4k) <
(dd->ipath_cfgports * IPATH_MIN_USER_PORT_BUFCNT)) {
dev_info(&dd->pcidev->dev, "Too few PIO buffers (%u) "
"for %u ports to have %u each!\n",
dd->ipath_piobcnt2k + dd->ipath_piobcnt4k,
dd->ipath_cfgports, IPATH_MIN_USER_PORT_BUFCNT);
kpiobufs = 1; /* reserve just the minimum for SMA/ether */
} else
if (ipath_kpiobufs == 0) {
/* not set by user, or set explictly to default */
if ((dd->ipath_piobcnt2k + dd->ipath_piobcnt4k) > 128)
kpiobufs = 32;
else
kpiobufs = 16;
}
else
kpiobufs = ipath_kpiobufs;
if (kpiobufs >

21
drivers/infiniband/hw/ipath/ipath_intr.c
View File

@ -665,14 +665,14 @@ static void handle_layer_pioavail(struct ipath_devdata *dd)
ret = __ipath_layer_intr(dd, IPATH_LAYER_INT_SEND_CONTINUE);
if (ret > 0)
goto clear;
goto set;
ret = __ipath_verbs_piobufavail(dd);
if (ret > 0)
goto clear;
goto set;
return;
clear:
set:
set_bit(IPATH_S_PIOINTBUFAVAIL, &dd->ipath_sendctrl);
ipath_write_kreg(dd, dd->ipath_kregs->kr_sendctrl,
dd->ipath_sendctrl);
@ -719,11 +719,24 @@ static void handle_rcv(struct ipath_devdata *dd, u32 istat)
irqreturn_t ipath_intr(int irq, void *data, struct pt_regs *regs)
{
struct ipath_devdata *dd = data;
u32 istat = ipath_read_kreg32(dd, dd->ipath_kregs->kr_intstatus);
u32 istat;
ipath_err_t estat = 0;
static unsigned unexpected = 0;
irqreturn_t ret;
if(!(dd->ipath_flags & IPATH_PRESENT)) {
/* this is mostly so we don't try to touch the chip while
* it is being reset */
/*
* This return value is perhaps odd, but we do not want the
* interrupt core code to remove our interrupt handler
* because we don't appear to be handling an interrupt
* during a chip reset.
*/
return IRQ_HANDLED;
}
istat = ipath_read_kreg32(dd, dd->ipath_kregs->kr_intstatus);
if (unlikely(!istat)) {
ipath_stats.sps_nullintr++;
ret = IRQ_NONE; /* not our interrupt, or already handled */

10
drivers/infiniband/hw/ipath/ipath_kernel.h
View File

@ -731,7 +731,7 @@ u64 ipath_read_kreg64_port(const struct ipath_devdata *, ipath_kreg,
static inline u32 ipath_read_ureg32(const struct ipath_devdata *dd,
ipath_ureg regno, int port)
{
if (!dd->ipath_kregbase)
if (!dd->ipath_kregbase || !(dd->ipath_flags & IPATH_PRESENT))
return 0;
return readl(regno + (u64 __iomem *)
@ -762,7 +762,7 @@ static inline void ipath_write_ureg(const struct ipath_devdata *dd,
static inline u32 ipath_read_kreg32(const struct ipath_devdata *dd,
ipath_kreg regno)
{
if (!dd->ipath_kregbase)
if (!dd->ipath_kregbase || !(dd->ipath_flags & IPATH_PRESENT))
return -1;
return readl((u32 __iomem *) & dd->ipath_kregbase[regno]);
}
@ -770,7 +770,7 @@ static inline u32 ipath_read_kreg32(const struct ipath_devdata *dd,
static inline u64 ipath_read_kreg64(const struct ipath_devdata *dd,
ipath_kreg regno)
{
if (!dd->ipath_kregbase)
if (!dd->ipath_kregbase || !(dd->ipath_flags & IPATH_PRESENT))
return -1;
return readq(&dd->ipath_kregbase[regno]);
@ -786,7 +786,7 @@ static inline void ipath_write_kreg(const struct ipath_devdata *dd,
static inline u64 ipath_read_creg(const struct ipath_devdata *dd,
ipath_sreg regno)
{
if (!dd->ipath_kregbase)
if (!dd->ipath_kregbase || !(dd->ipath_flags & IPATH_PRESENT))
return 0;
return readq(regno + (u64 __iomem *)
@ -797,7 +797,7 @@ static inline u64 ipath_read_creg(const struct ipath_devdata *dd,
static inline u32 ipath_read_creg32(const struct ipath_devdata *dd,
ipath_sreg regno)
{
if (!dd->ipath_kregbase)
if (!dd->ipath_kregbase || !(dd->ipath_flags & IPATH_PRESENT))
return 0;
return readl(regno + (u64 __iomem *)
(dd->ipath_cregbase +

6
drivers/infiniband/hw/ipath/ipath_layer.c
View File

@ -46,13 +46,15 @@
/* Acquire before ipath_devs_lock. */
static DEFINE_MUTEX(ipath_layer_mutex);
static int ipath_verbs_registered;
u16 ipath_layer_rcv_opcode;
static int (*layer_intr)(void *, u32);
static int (*layer_rcv)(void *, void *, struct sk_buff *);
static int (*layer_rcv_lid)(void *, void *);
static int (*verbs_piobufavail)(void *);
static void (*verbs_rcv)(void *, void *, void *, u32);
static int ipath_verbs_registered;
static void *(*layer_add_one)(int, struct ipath_devdata *);
static void (*layer_remove_one)(void *);
@ -586,6 +588,8 @@ void ipath_verbs_unregister(void)
verbs_rcv = NULL;
verbs_timer_cb = NULL;
ipath_verbs_registered = 0;
mutex_unlock(&ipath_layer_mutex);
}

4
drivers/infiniband/hw/ipath/ipath_pe800.c
View File

@ -972,6 +972,8 @@ static int ipath_setup_pe_reset(struct ipath_devdata *dd)
/* Use ERROR so it shows up in logs, etc. */
ipath_dev_err(dd, "Resetting PE-800 unit %u\n",
dd->ipath_unit);
/* keep chip from being accessed in a few places */
dd->ipath_flags &= ~(IPATH_INITTED|IPATH_PRESENT);
val = dd->ipath_control | INFINIPATH_C_RESET;
ipath_write_kreg(dd, dd->ipath_kregs->kr_control, val);
mb();
@ -997,6 +999,8 @@ static int ipath_setup_pe_reset(struct ipath_devdata *dd)
if ((r = pci_enable_device(dd->pcidev)))
ipath_dev_err(dd, "pci_enable_device failed after "
"reset: %d\n", r);
/* whether it worked or not, mark as present, again */
dd->ipath_flags |= IPATH_PRESENT;
val = ipath_read_kreg64(dd, dd->ipath_kregs->kr_revision);
if (val == dd->ipath_revision) {
ipath_cdbg(VERBOSE, "Got matching revision "

31
drivers/infiniband/hw/ipath/ipath_registers.h
View File

@ -34,8 +34,9 @@
#define _IPATH_REGISTERS_H
/*
* This file should only be included by kernel source, and by the diags.
* It defines the registers, and their contents, for the InfiniPath HT-400 chip
* This file should only be included by kernel source, and by the diags. It
* defines the registers, and their contents, for the InfiniPath HT-400
* chip.
*/
/*
@ -156,8 +157,10 @@
#define INFINIPATH_IBCC_FLOWCTRLWATERMARK_SHIFT 8
#define INFINIPATH_IBCC_LINKINITCMD_MASK 0x3ULL
#define INFINIPATH_IBCC_LINKINITCMD_DISABLE 1
#define INFINIPATH_IBCC_LINKINITCMD_POLL 2 /* cycle through TS1/TS2 till OK */
#define INFINIPATH_IBCC_LINKINITCMD_SLEEP 3 /* wait for TS1, then go on */
/* cycle through TS1/TS2 till OK */
#define INFINIPATH_IBCC_LINKINITCMD_POLL 2
/* wait for TS1, then go on */
#define INFINIPATH_IBCC_LINKINITCMD_SLEEP 3
#define INFINIPATH_IBCC_LINKINITCMD_SHIFT 16
#define INFINIPATH_IBCC_LINKCMD_MASK 0x3ULL
#define INFINIPATH_IBCC_LINKCMD_INIT 1 /* move to 0x11 */
@ -182,7 +185,8 @@
#define INFINIPATH_IBCS_LINKSTATE_SHIFT 4
#define INFINIPATH_IBCS_TXREADY 0x40000000
#define INFINIPATH_IBCS_TXCREDITOK 0x80000000
/* link training states (shift by INFINIPATH_IBCS_LINKTRAININGSTATE_SHIFT) */
/* link training states (shift by
INFINIPATH_IBCS_LINKTRAININGSTATE_SHIFT) */
#define INFINIPATH_IBCS_LT_STATE_DISABLED 0x00
#define INFINIPATH_IBCS_LT_STATE_LINKUP 0x01
#define INFINIPATH_IBCS_LT_STATE_POLLACTIVE 0x02
@ -267,10 +271,12 @@
/* kr_serdesconfig0 bits */
#define INFINIPATH_SERDC0_RESET_MASK 0xfULL /* overal reset bits */
#define INFINIPATH_SERDC0_RESET_PLL 0x10000000ULL /* pll reset */
#define INFINIPATH_SERDC0_TXIDLE 0xF000ULL /* tx idle enables (per lane) */
#define INFINIPATH_SERDC0_RXDETECT_EN 0xF0000ULL /* rx detect enables (per lane) */
#define INFINIPATH_SERDC0_L1PWR_DN 0xF0ULL /* L1 Power down; use with RXDETECT,
Otherwise not used on IB side */
/* tx idle enables (per lane) */
#define INFINIPATH_SERDC0_TXIDLE 0xF000ULL
/* rx detect enables (per lane) */
#define INFINIPATH_SERDC0_RXDETECT_EN 0xF0000ULL
/* L1 Power down; use with RXDETECT, Otherwise not used on IB side */
#define INFINIPATH_SERDC0_L1PWR_DN 0xF0ULL
/* kr_xgxsconfig bits */
#define INFINIPATH_XGXS_RESET 0x7ULL
@ -390,12 +396,13 @@ struct ipath_kregs {
ipath_kreg kr_txintmemsize;
ipath_kreg kr_xgxsconfig;
ipath_kreg kr_ibpllcfg;
/* use these two (and the following N ports) only with ipath_k*_kreg64_port();
* not *kreg64() */
/* use these two (and the following N ports) only with
* ipath_k*_kreg64_port(); not *kreg64() */
ipath_kreg kr_rcvhdraddr;
ipath_kreg kr_rcvhdrtailaddr;
/* remaining registers are not present on all types of infinipath chips */
/* remaining registers are not present on all types of infinipath
chips */
ipath_kreg kr_rcvpktledcnt;
ipath_kreg kr_pcierbuftestreg0;
ipath_kreg kr_pcierbuftestreg1;

15
drivers/infiniband/hw/ipath/ipath_ruc.c
View File

@ -531,19 +531,12 @@ int ipath_post_rc_send(struct ipath_qp *qp, struct ib_send_wr *wr)
}
wqe->wr.num_sge = j;
qp->s_head = next;
/*
* Wake up the send tasklet if the QP is not waiting
* for an RNR timeout.
*/
next = qp->s_rnr_timeout;
spin_unlock_irqrestore(&qp->s_lock, flags);
if (next == 0) {
if (qp->ibqp.qp_type == IB_QPT_UC)
ipath_do_uc_send((unsigned long) qp);
else
ipath_do_rc_send((unsigned long) qp);
}
if (qp->ibqp.qp_type == IB_QPT_UC)
ipath_do_uc_send((unsigned long) qp);
else
ipath_do_rc_send((unsigned long) qp);
ret = 0;

14
drivers/infiniband/hw/ipath/ipath_sysfs.c
View File

@ -711,10 +711,22 @@ static struct attribute_group dev_attr_group = {
* enters diag mode. A device reset is quite likely to crash the
* machine entirely, so we don't want to normally make it
* available.
*
* Called with ipath_mutex held.
*/
int ipath_expose_reset(struct device *dev)
{
return device_create_file(dev, &dev_attr_reset);
static int exposed;
int ret;
if (!exposed) {
ret = device_create_file(dev, &dev_attr_reset);
exposed = 1;
}
else
ret = 0;
return ret;
}
int ipath_driver_create_group(struct device_driver *drv)

6
drivers/infiniband/hw/ipath/ipath_ud.c
View File

@ -46,8 +46,10 @@
* This is called from ipath_post_ud_send() to forward a WQE addressed
* to the same HCA.
*/
static void ipath_ud_loopback(struct ipath_qp *sqp, struct ipath_sge_state *ss,
u32 length, struct ib_send_wr *wr, struct ib_wc *wc)
static void ipath_ud_loopback(struct ipath_qp *sqp,
struct ipath_sge_state *ss,
u32 length, struct ib_send_wr *wr,
struct ib_wc *wc)
{
struct ipath_ibdev *dev = to_idev(sqp->ibqp.device);
struct ipath_qp *qp;

39
drivers/infiniband/hw/ipath/ipath_verbs.c
View File

@ -449,7 +449,6 @@ static void ipath_ib_timer(void *arg)
{
struct ipath_ibdev *dev = (struct ipath_ibdev *) arg;
struct ipath_qp *resend = NULL;
struct ipath_qp *rnr = NULL;
struct list_head *last;
struct ipath_qp *qp;
unsigned long flags;
@ -465,32 +464,18 @@ static void ipath_ib_timer(void *arg)
last = &dev->pending[dev->pending_index];
while (!list_empty(last)) {
qp = list_entry(last->next, struct ipath_qp, timerwait);
if (last->next == LIST_POISON1 ||
last->next != &qp->timerwait ||
qp->timerwait.prev != last) {
INIT_LIST_HEAD(last);
} else {
list_del(&qp->timerwait);
qp->timerwait.prev = (struct list_head *) resend;
resend = qp;
atomic_inc(&qp->refcount);
}
list_del(&qp->timerwait);
qp->timer_next = resend;
resend = qp;
atomic_inc(&qp->refcount);
}
last = &dev->rnrwait;
if (!list_empty(last)) {
qp = list_entry(last->next, struct ipath_qp, timerwait);
if (--qp->s_rnr_timeout == 0) {
do {
if (last->next == LIST_POISON1 ||
last->next != &qp->timerwait ||
qp->timerwait.prev != last) {
INIT_LIST_HEAD(last);
break;
}
list_del(&qp->timerwait);
qp->timerwait.prev =
(struct list_head *) rnr;
rnr = qp;
tasklet_hi_schedule(&qp->s_task);
if (list_empty(last))
break;
qp = list_entry(last->next, struct ipath_qp,
@ -530,8 +515,7 @@ static void ipath_ib_timer(void *arg)
spin_unlock_irqrestore(&dev->pending_lock, flags);
/* XXX What if timer fires again while this is running? */
for (qp = resend; qp != NULL;
qp = (struct ipath_qp *) qp->timerwait.prev) {
for (qp = resend; qp != NULL; qp = qp->timer_next) {
struct ib_wc wc;
spin_lock_irqsave(&qp->s_lock, flags);
@ -545,9 +529,6 @@ static void ipath_ib_timer(void *arg)
if (atomic_dec_and_test(&qp->refcount))
wake_up(&qp->wait);
}
for (qp = rnr; qp != NULL;
qp = (struct ipath_qp *) qp->timerwait.prev)
tasklet_hi_schedule(&qp->s_task);
}
/**
@ -556,9 +537,9 @@ static void ipath_ib_timer(void *arg)
*
* This is called from ipath_intr() at interrupt level when a PIO buffer is
* available after ipath_verbs_send() returned an error that no buffers were
* available. Return 0 if we consumed all the PIO buffers and we still have
* available. Return 1 if we consumed all the PIO buffers and we still have
* QPs waiting for buffers (for now, just do a tasklet_hi_schedule and
* return one).
* return zero).
*/
static int ipath_ib_piobufavail(void *arg)
{
@ -579,7 +560,7 @@ static int ipath_ib_piobufavail(void *arg)
spin_unlock_irqrestore(&dev->pending_lock, flags);
bail:
return 1;
return 0;
}
static int ipath_query_device(struct ib_device *ibdev,
@ -1159,7 +1140,7 @@ static ssize_t show_stats(struct class_device *cdev, char *buf)
len = sprintf(buf,
"RC resends %d\n"
"RC QACKs %d\n"
"RC no QACK %d\n"
"RC ACKs %d\n"
"RC SEQ NAKs %d\n"
"RC RDMA seq %d\n"

3
drivers/infiniband/hw/ipath/ipath_verbs.h
View File

@ -282,7 +282,8 @@ struct ipath_srq {
*/
struct ipath_qp {
struct ib_qp ibqp;
struct ipath_qp *next; /* link list for QPN hash table */
struct ipath_qp *next; /* link list for QPN hash table */
struct ipath_qp *timer_next; /* link list for ipath_ib_timer() */
struct list_head piowait; /* link for wait PIO buf */
struct list_head timerwait; /* link for waiting for timeouts */
struct ib_ah_attr remote_ah_attr;

2
drivers/infiniband/hw/ipath/ips_common.h
View File

@ -95,7 +95,7 @@ struct ether_header {
__u8 seq_num;
__le32 len;
/* MUST be of word size due to PIO write requirements */
__u32 csum;
__le32 csum;
__le16 csum_offset;
__le16 flags;
__u16 first_2_bytes;

2
drivers/infiniband/hw/mthca/mthca_provider.c
View File

@ -306,7 +306,7 @@ static int mthca_query_gid(struct ib_device *ibdev, u8 port,
goto out;
}
memcpy(gid->raw + 8, out_mad->data + (index % 8) * 16, 8);
memcpy(gid->raw + 8, out_mad->data + (index % 8) * 8, 8);
out:
kfree(in_mad);

2
drivers/input/touchscreen/corgi_ts.c
View File

@ -17,7 +17,7 @@
#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <asm/irq.h>
//#include <asm/irq.h>
#include <asm/arch/sharpsl.h>
#include <asm/arch/hardware.h>

29
drivers/md/raid1.c
View File

@ -315,10 +315,11 @@ static int raid1_end_write_request(struct bio *bio, unsigned int bytes_done, int
if (r1_bio->bios[mirror] == bio)
break;
if (error == -ENOTSUPP && test_bit(R1BIO_Barrier, &r1_bio->state)) {
if (error == -EOPNOTSUPP && test_bit(R1BIO_Barrier, &r1_bio->state)) {
set_bit(BarriersNotsupp, &conf->mirrors[mirror].rdev->flags);
set_bit(R1BIO_BarrierRetry, &r1_bio->state);
r1_bio->mddev->barriers_work = 0;
/* Don't rdev_dec_pending in this branch - keep it for the retry */
} else {
/*
* this branch is our 'one mirror IO has finished' event handler:
@ -365,6 +366,7 @@ static int raid1_end_write_request(struct bio *bio, unsigned int bytes_done, int
}
}
}
rdev_dec_pending(conf->mirrors[mirror].rdev, conf->mddev);
}
/*
*
@ -374,11 +376,9 @@ static int raid1_end_write_request(struct bio *bio, unsigned int bytes_done, int
if (atomic_dec_and_test(&r1_bio->remaining)) {
if (test_bit(R1BIO_BarrierRetry, &r1_bio->state)) {
reschedule_retry(r1_bio);
/* Don't dec_pending yet, we want to hold
* the reference over the retry
*/
goto out;
}
/* it really is the end of this request */
if (test_bit(R1BIO_BehindIO, &r1_bio->state)) {
/* free extra copy of the data pages */
int i = bio->bi_vcnt;
@ -393,8 +393,6 @@ static int raid1_end_write_request(struct bio *bio, unsigned int bytes_done, int
md_write_end(r1_bio->mddev);
raid_end_bio_io(r1_bio);
}
rdev_dec_pending(conf->mirrors[mirror].rdev, conf->mddev);
out:
if (to_put)
bio_put(to_put);
@ -753,18 +751,24 @@ static int make_request(request_queue_t *q, struct bio * bio)
const int rw = bio_data_dir(bio);
int do_barriers;
if (unlikely(!mddev->barriers_work && bio_barrier(bio))) {
bio_endio(bio, bio->bi_size, -EOPNOTSUPP);
return 0;
}
/*
* Register the new request and wait if the reconstruction
* thread has put up a bar for new requests.
* Continue immediately if no resync is active currently.
* We test barriers_work *after* md_write_start as md_write_start
* may cause the first superblock write, and that will check out
* if barriers work.
*/
md_write_start(mddev, bio); /* wait on superblock update early */
if (unlikely(!mddev->barriers_work && bio_barrier(bio))) {
if (rw == WRITE)
md_write_end(mddev);
bio_endio(bio, bio->bi_size, -EOPNOTSUPP);
return 0;
}
wait_barrier(conf);
disk_stat_inc(mddev->gendisk, ios[rw]);
@ -1404,10 +1408,11 @@ static void raid1d(mddev_t *mddev)
unplug = 1;
} else if (test_bit(R1BIO_BarrierRetry, &r1_bio->state)) {
/* some requests in the r1bio were BIO_RW_BARRIER
* requests which failed with -ENOTSUPP. Hohumm..
* requests which failed with -EOPNOTSUPP. Hohumm..
* Better resubmit without the barrier.
* We know which devices to resubmit for, because
* all others have had their bios[] entry cleared.
* We already have a nr_pending reference on these rdevs.
*/
int i;
clear_bit(R1BIO_BarrierRetry, &r1_bio->state);

46
drivers/md/raid10.c
View File

@ -1407,43 +1407,54 @@ static void raid10d(mddev_t *mddev)
if (s > (PAGE_SIZE>>9))
s = PAGE_SIZE >> 9;
rcu_read_lock();
do {
int d = r10_bio->devs[sl].devnum;
rdev = conf->mirrors[d].rdev;
rdev = rcu_dereference(conf->mirrors[d].rdev);
if (rdev &&
test_bit(In_sync, &rdev->flags) &&
sync_page_io(rdev->bdev,
r10_bio->devs[sl].addr +
sect + rdev->data_offset,
s<<9,
conf->tmppage, READ))
success = 1;
else {
sl++;
if (sl == conf->copies)
sl = 0;
test_bit(In_sync, &rdev->flags)) {
atomic_inc(&rdev->nr_pending);
rcu_read_unlock();
success = sync_page_io(rdev->bdev,
r10_bio->devs[sl].addr +
sect + rdev->data_offset,
s<<9,
conf->tmppage, READ);
rdev_dec_pending(rdev, mddev);
rcu_read_lock();
if (success)
break;
}
sl++;
if (sl == conf->copies)
sl = 0;
} while (!success && sl != r10_bio->read_slot);
rcu_read_unlock();
if (success) {
int start = sl;
/* write it back and re-read */
rcu_read_lock();
while (sl != r10_bio->read_slot) {
int d;
if (sl==0)
sl = conf->copies;
sl--;
d = r10_bio->devs[sl].devnum;
rdev = conf->mirrors[d].rdev;
atomic_add(s, &rdev->corrected_errors);
rdev = rcu_dereference(conf->mirrors[d].rdev);
if (rdev &&
test_bit(In_sync, &rdev->flags)) {
atomic_inc(&rdev->nr_pending);
rcu_read_unlock();
atomic_add(s, &rdev->corrected_errors);
if (sync_page_io(rdev->bdev,
r10_bio->devs[sl].addr +
sect + rdev->data_offset,
s<<9, conf->tmppage, WRITE) == 0)
/* Well, this device is dead */
md_error(mddev, rdev);
rdev_dec_pending(rdev, mddev);
rcu_read_lock();
}
}
sl = start;
@ -1453,17 +1464,22 @@ static void raid10d(mddev_t *mddev)
sl = conf->copies;
sl--;
d = r10_bio->devs[sl].devnum;
rdev = conf->mirrors[d].rdev;
rdev = rcu_dereference(conf->mirrors[d].rdev);
if (rdev &&
test_bit(In_sync, &rdev->flags)) {
atomic_inc(&rdev->nr_pending);
rcu_read_unlock();
if (sync_page_io(rdev->bdev,
r10_bio->devs[sl].addr +
sect + rdev->data_offset,
s<<9, conf->tmppage, READ) == 0)
/* Well, this device is dead */
md_error(mddev, rdev);
rdev_dec_pending(rdev, mddev);
rcu_read_lock();
}
}
rcu_read_unlock();
} else {
/* Cannot read from anywhere -- bye bye array */
md_error(mddev, conf->mirrors[r10_bio->devs[r10_bio->read_slot].devnum].rdev);

3
drivers/mmc/at91_mci.c
View File

@ -621,9 +621,6 @@ static void at91_mci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
struct at91mci_host *host = mmc_priv(mmc);
unsigned long at91_master_clock = clk_get_rate(mci_clk);
DBG("Clock %uHz, busmode %u, powermode %u, Vdd %u\n",
ios->clock, ios->bus_mode, ios->power_mode, ios->vdd);
if (host)
host->bus_mode = ios->bus_mode;
else

4
drivers/mmc/au1xmmc.c
View File

@ -720,10 +720,6 @@ static void au1xmmc_set_ios(struct mmc_host* mmc, struct mmc_ios* ios)
{
struct au1xmmc_host *host = mmc_priv(mmc);
DBG("set_ios (power=%u, clock=%uHz, vdd=%u, mode=%u)\n",
host->id, ios->power_mode, ios->clock, ios->vdd,
ios->bus_mode);
if (ios->power_mode == MMC_POWER_OFF)
au1xmmc_set_power(host, 0);
else if (ios->power_mode == MMC_POWER_ON) {

62
drivers/mmc/imxmmc.c
View File

@ -102,6 +102,7 @@ struct imxmci_host {
#define IMXMCI_PEND_CPU_DATA_b 5
#define IMXMCI_PEND_CARD_XCHG_b 6
#define IMXMCI_PEND_SET_INIT_b 7
#define IMXMCI_PEND_STARTED_b 8
#define IMXMCI_PEND_IRQ_m (1 << IMXMCI_PEND_IRQ_b)
#define IMXMCI_PEND_DMA_END_m (1 << IMXMCI_PEND_DMA_END_b)
@ -111,6 +112,7 @@ struct imxmci_host {
#define IMXMCI_PEND_CPU_DATA_m (1 << IMXMCI_PEND_CPU_DATA_b)
#define IMXMCI_PEND_CARD_XCHG_m (1 << IMXMCI_PEND_CARD_XCHG_b)
#define IMXMCI_PEND_SET_INIT_m (1 << IMXMCI_PEND_SET_INIT_b)
#define IMXMCI_PEND_STARTED_m (1 << IMXMCI_PEND_STARTED_b)
static void imxmci_stop_clock(struct imxmci_host *host)
{
@ -131,23 +133,52 @@ static void imxmci_stop_clock(struct imxmci_host *host)
dev_dbg(mmc_dev(host->mmc), "imxmci_stop_clock blocked, no luck\n");
}
static void imxmci_start_clock(struct imxmci_host *host)
static int imxmci_start_clock(struct imxmci_host *host)
{
int i = 0;
MMC_STR_STP_CLK &= ~STR_STP_CLK_STOP_CLK;
while(i < 0x1000) {
if(!(i & 0x7f))
MMC_STR_STP_CLK |= STR_STP_CLK_START_CLK;
unsigned int trials = 0;
unsigned int delay_limit = 128;
unsigned long flags;
if(MMC_STATUS & STATUS_CARD_BUS_CLK_RUN) {
/* Check twice before cut */
MMC_STR_STP_CLK &= ~STR_STP_CLK_STOP_CLK;
clear_bit(IMXMCI_PEND_STARTED_b, &host->pending_events);
/*
* Command start of the clock, this usually succeeds in less
* then 6 delay loops, but during card detection (low clockrate)
* it takes up to 5000 delay loops and sometimes fails for the first time
*/
MMC_STR_STP_CLK |= STR_STP_CLK_START_CLK;
do {
unsigned int delay = delay_limit;
while(delay--){
if(MMC_STATUS & STATUS_CARD_BUS_CLK_RUN)
return;
/* Check twice before cut */
if(MMC_STATUS & STATUS_CARD_BUS_CLK_RUN)
return 0;
if(test_bit(IMXMCI_PEND_STARTED_b, &host->pending_events))
return 0;
}
i++;
}
dev_dbg(mmc_dev(host->mmc), "imxmci_start_clock blocked, no luck\n");
local_irq_save(flags);
/*
* Ensure, that request is not doubled under all possible circumstances.
* It is possible, that cock running state is missed, because some other
* IRQ or schedule delays this function execution and the clocks has
* been already stopped by other means (response processing, SDHC HW)
*/
if(!test_bit(IMXMCI_PEND_STARTED_b, &host->pending_events))
MMC_STR_STP_CLK |= STR_STP_CLK_START_CLK;
local_irq_restore(flags);
} while(++trials<256);
dev_err(mmc_dev(host->mmc), "imxmci_start_clock blocked, no luck\n");
return -1;
}
static void imxmci_softreset(void)
@ -498,7 +529,7 @@ static int imxmci_data_done(struct imxmci_host *host, unsigned int stat)
data_error = imxmci_finish_data(host, stat);
if (host->req->stop && (data_error == MMC_ERR_NONE)) {
if (host->req->stop) {
imxmci_stop_clock(host);
imxmci_start_cmd(host, host->req->stop, 0);
} else {
@ -622,6 +653,7 @@ static irqreturn_t imxmci_irq(int irq, void *devid, struct pt_regs *regs)
atomic_set(&host->stuck_timeout, 0);
host->status_reg = stat;
set_bit(IMXMCI_PEND_IRQ_b, &host->pending_events);
set_bit(IMXMCI_PEND_STARTED_b, &host->pending_events);
tasklet_schedule(&host->tasklet);
return IRQ_RETVAL(handled);;
@ -775,10 +807,6 @@ static void imxmci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
struct imxmci_host *host = mmc_priv(mmc);
int prescaler;
dev_dbg(mmc_dev(host->mmc), "clock %u power %u vdd %u width %u\n",
ios->clock, ios->power_mode, ios->vdd,
(ios->bus_width==MMC_BUS_WIDTH_4)?4:1);
if( ios->bus_width==MMC_BUS_WIDTH_4 ) {
host->actual_bus_width = MMC_BUS_WIDTH_4;
imx_gpio_mode(PB11_PF_SD_DAT3);

62
drivers/mmc/mmc.c
View File

@ -59,21 +59,23 @@ static const unsigned int tacc_mant[] = {
/**
* mmc_request_done - finish processing an MMC command
* @host: MMC host which completed command
* @mrq: MMC request which completed
* mmc_request_done - finish processing an MMC request
* @host: MMC host which completed request
* @mrq: MMC request which request
*
* MMC drivers should call this function when they have completed
* their processing of a command. This should be called before the
* data part of the command has completed.
* their processing of a request.
*/
void mmc_request_done(struct mmc_host *host, struct mmc_request *mrq)
{
struct mmc_command *cmd = mrq->cmd;
int err = mrq->cmd->error;
pr_debug("MMC: req done (%02x): %d: %08x %08x %08x %08x\n",
cmd->opcode, err, cmd->resp[0], cmd->resp[1],
cmd->resp[2], cmd->resp[3]);
int err = cmd->error;
pr_debug("%s: req done (CMD%u): %d/%d/%d: %08x %08x %08x %08x\n",
mmc_hostname(host), cmd->opcode, err,
mrq->data ? mrq->data->error : 0,
mrq->stop ? mrq->stop->error : 0,
cmd->resp[0], cmd->resp[1], cmd->resp[2], cmd->resp[3]);
if (err && cmd->retries) {
cmd->retries--;
@ -97,8 +99,9 @@ EXPORT_SYMBOL(mmc_request_done);
void
mmc_start_request(struct mmc_host *host, struct mmc_request *mrq)
{
pr_debug("MMC: starting cmd %02x arg %08x flags %08x\n",
mrq->cmd->opcode, mrq->cmd->arg, mrq->cmd->flags);
pr_debug("%s: starting CMD%u arg %08x flags %08x\n",
mmc_hostname(host), mrq->cmd->opcode,
mrq->cmd->arg, mrq->cmd->flags);
WARN_ON(host->card_busy == NULL);
@ -312,6 +315,18 @@ void mmc_release_host(struct mmc_host *host)
EXPORT_SYMBOL(mmc_release_host);
static inline void mmc_set_ios(struct mmc_host *host)
{
struct mmc_ios *ios = &host->ios;
pr_debug("%s: clock %uHz busmode %u powermode %u cs %u Vdd %u width %u\n",
mmc_hostname(host), ios->clock, ios->bus_mode,
ios->power_mode, ios->chip_select, ios->vdd,
ios->bus_width);
host->ops->set_ios(host, ios);
}
static int mmc_select_card(struct mmc_host *host, struct mmc_card *card)
{
int err;
@ -364,7 +379,7 @@ static int mmc_select_card(struct mmc_host *host, struct mmc_card *card)
}
}
host->ops->set_ios(host, &host->ios);
mmc_set_ios(host);
return MMC_ERR_NONE;
}
@ -415,7 +430,7 @@ static u32 mmc_select_voltage(struct mmc_host *host, u32 ocr)
ocr = 3 << bit;
host->ios.vdd = bit;
host->ops->set_ios(host, &host->ios);
mmc_set_ios(host);
} else {
ocr = 0;
}
@ -549,6 +564,7 @@ static void mmc_decode_csd(struct mmc_card *card)
csd->read_partial = UNSTUFF_BITS(resp, 79, 1);
csd->write_misalign = UNSTUFF_BITS(resp, 78, 1);
csd->read_misalign = UNSTUFF_BITS(resp, 77, 1);
csd->r2w_factor = UNSTUFF_BITS(resp, 26, 3);
csd->write_blkbits = UNSTUFF_BITS(resp, 22, 4);
csd->write_partial = UNSTUFF_BITS(resp, 21, 1);
} else {
@ -583,6 +599,7 @@ static void mmc_decode_csd(struct mmc_card *card)
csd->read_partial = UNSTUFF_BITS(resp, 79, 1);
csd->write_misalign = UNSTUFF_BITS(resp, 78, 1);
csd->read_misalign = UNSTUFF_BITS(resp, 77, 1);
csd->r2w_factor = UNSTUFF_BITS(resp, 26, 3);
csd->write_blkbits = UNSTUFF_BITS(resp, 22, 4);
csd->write_partial = UNSTUFF_BITS(resp, 21, 1);
}
@ -666,7 +683,7 @@ static void mmc_idle_cards(struct mmc_host *host)
struct mmc_command cmd;
host->ios.chip_select = MMC_CS_HIGH;
host->ops->set_ios(host, &host->ios);
mmc_set_ios(host);
mmc_delay(1);
@ -679,7 +696,7 @@ static void mmc_idle_cards(struct mmc_host *host)
mmc_delay(1);
host->ios.chip_select = MMC_CS_DONTCARE;
host->ops->set_ios(host, &host->ios);
mmc_set_ios(host);
mmc_delay(1);
}
@ -704,13 +721,13 @@ static void mmc_power_up(struct mmc_host *host)
host->ios.chip_select = MMC_CS_DONTCARE;
host->ios.power_mode = MMC_POWER_UP;
host->ios.bus_width = MMC_BUS_WIDTH_1;
host->ops->set_ios(host, &host->ios);
mmc_set_ios(host);
mmc_delay(1);
host->ios.clock = host->f_min;
host->ios.power_mode = MMC_POWER_ON;
host->ops->set_ios(host, &host->ios);
mmc_set_ios(host);
mmc_delay(2);
}
@ -723,7 +740,7 @@ static void mmc_power_off(struct mmc_host *host)
host->ios.chip_select = MMC_CS_DONTCARE;
host->ios.power_mode = MMC_POWER_OFF;
host->ios.bus_width = MMC_BUS_WIDTH_1;
host->ops->set_ios(host, &host->ios);
mmc_set_ios(host);
}
static int mmc_send_op_cond(struct mmc_host *host, u32 ocr, u32 *rocr)
@ -971,7 +988,8 @@ static unsigned int mmc_calculate_clock(struct mmc_host *host)
if (!mmc_card_dead(card) && max_dtr > card->csd.max_dtr)
max_dtr = card->csd.max_dtr;
pr_debug("MMC: selected %d.%03dMHz transfer rate\n",
pr_debug("%s: selected %d.%03dMHz transfer rate\n",
mmc_hostname(host),
max_dtr / 1000000, (max_dtr / 1000) % 1000);
return max_dtr;
@ -1046,7 +1064,7 @@ static void mmc_setup(struct mmc_host *host)
} else {
host->ios.bus_mode = MMC_BUSMODE_OPENDRAIN;
host->ios.clock = host->f_min;
host->ops->set_ios(host, &host->ios);
mmc_set_ios(host);
/*
* We should remember the OCR mask from the existing
@ -1082,7 +1100,7 @@ static void mmc_setup(struct mmc_host *host)
* Ok, now switch to push-pull mode.
*/
host->ios.bus_mode = MMC_BUSMODE_PUSHPULL;
host->ops->set_ios(host, &host->ios);
mmc_set_ios(host);
mmc_read_csds(host);
@ -1128,7 +1146,7 @@ static void mmc_rescan(void *data)
* attached cards and the host support.
*/
host->ios.clock = mmc_calculate_clock(host);
host->ops->set_ios(host, &host->ios);
mmc_set_ios(host);
}
mmc_release_host(host);

6
drivers/mmc/mmc_block.c
View File

@ -187,6 +187,12 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
brq.cmd.opcode = MMC_WRITE_BLOCK;
brq.data.flags |= MMC_DATA_WRITE;
brq.data.blocks = 1;
/*
* Scale up the timeout by the r2w factor
*/
brq.data.timeout_ns <<= card->csd.r2w_factor;
brq.data.timeout_clks <<= card->csd.r2w_factor;
}
if (brq.data.blocks > 1) {

3
drivers/mmc/mmci.c
View File

@ -402,9 +402,6 @@ static void mmci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
struct mmci_host *host = mmc_priv(mmc);
u32 clk = 0, pwr = 0;
DBG(host, "clock %uHz busmode %u powermode %u Vdd %u\n",
ios->clock, ios->bus_mode, ios->power_mode, ios->vdd);
if (ios->clock) {
if (ios->clock >= host->mclk) {
clk = MCI_CLK_BYPASS;

13
drivers/mmc/pxamci.c
View File

@ -198,7 +198,6 @@ static void pxamci_start_cmd(struct pxamci_host *host, struct mmc_command *cmd,
static void pxamci_finish_request(struct pxamci_host *host, struct mmc_request *mrq)
{
pr_debug("PXAMCI: request done\n");
host->mrq = NULL;
host->cmd = NULL;
host->data = NULL;
@ -291,7 +290,7 @@ static int pxamci_data_done(struct pxamci_host *host, unsigned int stat)
pxamci_disable_irq(host, DATA_TRAN_DONE);
host->data = NULL;
if (host->mrq->stop && data->error == MMC_ERR_NONE) {
if (host->mrq->stop) {
pxamci_stop_clock(host);
pxamci_start_cmd(host, host->mrq->stop, 0);
} else {
@ -309,12 +308,10 @@ static irqreturn_t pxamci_irq(int irq, void *devid, struct pt_regs *regs)
ireg = readl(host->base + MMC_I_REG);
pr_debug("PXAMCI: irq %08x\n", ireg);
if (ireg) {
unsigned stat = readl(host->base + MMC_STAT);
pr_debug("PXAMCI: stat %08x\n", stat);
pr_debug("PXAMCI: irq %08x stat %08x\n", ireg, stat);
if (ireg & END_CMD_RES)
handled |= pxamci_cmd_done(host, stat);
@ -368,10 +365,6 @@ static void pxamci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
{
struct pxamci_host *host = mmc_priv(mmc);
pr_debug("pxamci_set_ios: clock %u power %u vdd %u.%02u\n",
ios->clock, ios->power_mode, ios->vdd / 100,
ios->vdd % 100);
if (ios->clock) {
unsigned int clk = CLOCKRATE / ios->clock;
if (CLOCKRATE / clk > ios->clock)
@ -397,7 +390,7 @@ static void pxamci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
host->cmdat |= CMDAT_INIT;
}
pr_debug("pxamci_set_ios: clkrt = %x cmdat = %x\n",
pr_debug("PXAMCI: clkrt = %x cmdat = %x\n",
host->clkrt, host->cmdat);
}

4
drivers/mmc/sdhci.c
View File

@ -570,10 +570,6 @@ static void sdhci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
spin_lock_irqsave(&host->lock, flags);
DBG("clock %uHz busmode %u powermode %u cs %u Vdd %u width %u\n",
ios->clock, ios->bus_mode, ios->power_mode, ios->chip_select,
ios->vdd, ios->bus_width);
/*
* Reset the chip on each power off.
* Should clear out any weird states.

4
drivers/mmc/wbsd.c
View File

@ -931,10 +931,6 @@ static void wbsd_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
struct wbsd_host *host = mmc_priv(mmc);
u8 clk, setup, pwr;
DBGF("clock %uHz busmode %u powermode %u cs %u Vdd %u width %u\n",
ios->clock, ios->bus_mode, ios->power_mode, ios->chip_select,
ios->vdd, ios->bus_width);
spin_lock_bh(&host->lock);
/*

312
drivers/net/forcedeth.c
View File

@ -106,6 +106,7 @@
* 0.51: 20 Jan 2006: Add 64bit consistent memory allocation for rings.
* 0.52: 20 Jan 2006: Add MSI/MSIX support.
* 0.53: 19 Mar 2006: Fix init from low power mode and add hw reset.
* 0.54: 21 Mar 2006: Fix spin locks for multi irqs and cleanup.
*
* Known bugs:
* We suspect that on some hardware no TX done interrupts are generated.
@ -117,7 +118,7 @@
* DEV_NEED_TIMERIRQ will not harm you on sane hardware, only generating a few
* superfluous timer interrupts from the nic.
*/
#define FORCEDETH_VERSION "0.53"
#define FORCEDETH_VERSION "0.54"
#define DRV_NAME "forcedeth"
#include <linux/module.h>
@ -710,6 +711,72 @@ static void setup_hw_rings(struct net_device *dev, int rxtx_flags)
}
}
static int using_multi_irqs(struct net_device *dev)
{
struct fe_priv *np = get_nvpriv(dev);
if (!(np->msi_flags & NV_MSI_X_ENABLED) ||
((np->msi_flags & NV_MSI_X_ENABLED) &&
((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1)))
return 0;
else
return 1;
}
static void nv_enable_irq(struct net_device *dev)
{
struct fe_priv *np = get_nvpriv(dev);
if (!using_multi_irqs(dev)) {
if (np->msi_flags & NV_MSI_X_ENABLED)
enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector);
else
enable_irq(dev->irq);
} else {
enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector);
enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector);
enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector);
}
}
static void nv_disable_irq(struct net_device *dev)
{
struct fe_priv *np = get_nvpriv(dev);
if (!using_multi_irqs(dev)) {
if (np->msi_flags & NV_MSI_X_ENABLED)
disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector);
else
disable_irq(dev->irq);
} else {
disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector);
disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector);
disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector);
}
}
/* In MSIX mode, a write to irqmask behaves as XOR */
static void nv_enable_hw_interrupts(struct net_device *dev, u32 mask)
{
u8 __iomem *base = get_hwbase(dev);
writel(mask, base + NvRegIrqMask);
}
static void nv_disable_hw_interrupts(struct net_device *dev, u32 mask)
{
struct fe_priv *np = get_nvpriv(dev);
u8 __iomem *base = get_hwbase(dev);
if (np->msi_flags & NV_MSI_X_ENABLED) {
writel(mask, base + NvRegIrqMask);
} else {
if (np->msi_flags & NV_MSI_ENABLED)
writel(0, base + NvRegMSIIrqMask);
writel(0, base + NvRegIrqMask);
}
}
#define MII_READ (-1)
/* mii_rw: read/write a register on the PHY.
*
@ -1019,24 +1086,25 @@ static void nv_do_rx_refill(unsigned long data)
struct net_device *dev = (struct net_device *) data;
struct fe_priv *np = netdev_priv(dev);
if (!(np->msi_flags & NV_MSI_X_ENABLED) ||
((np->msi_flags & NV_MSI_X_ENABLED) &&
((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) {
disable_irq(dev->irq);
if (!using_multi_irqs(dev)) {
if (np->msi_flags & NV_MSI_X_ENABLED)
disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector);
else
disable_irq(dev->irq);
} else {
disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector);
}
if (nv_alloc_rx(dev)) {
spin_lock(&np->lock);
spin_lock_irq(&np->lock);
if (!np->in_shutdown)
mod_timer(&np->oom_kick, jiffies + OOM_REFILL);
spin_unlock(&np->lock);
spin_unlock_irq(&np->lock);
}
if (!(np->msi_flags & NV_MSI_X_ENABLED) ||
((np->msi_flags & NV_MSI_X_ENABLED) &&
((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) {
enable_irq(dev->irq);
if (!using_multi_irqs(dev)) {
if (np->msi_flags & NV_MSI_X_ENABLED)
enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector);
else
enable_irq(dev->irq);
} else {
enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector);
}
@ -1668,15 +1736,7 @@ static int nv_change_mtu(struct net_device *dev, int new_mtu)
* guessed, there is probably a simpler approach.
* Changing the MTU is a rare event, it shouldn't matter.
*/
if (!(np->msi_flags & NV_MSI_X_ENABLED) ||
((np->msi_flags & NV_MSI_X_ENABLED) &&
((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) {
disable_irq(dev->irq);
} else {
disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector);
disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector);
disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector);
}
nv_disable_irq(dev);
spin_lock_bh(&dev->xmit_lock);
spin_lock(&np->lock);
/* stop engines */
@ -1709,15 +1769,7 @@ static int nv_change_mtu(struct net_device *dev, int new_mtu)
nv_start_tx(dev);
spin_unlock(&np->lock);
spin_unlock_bh(&dev->xmit_lock);
if (!(np->msi_flags & NV_MSI_X_ENABLED) ||
((np->msi_flags & NV_MSI_X_ENABLED) &&
((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) {
enable_irq(dev->irq);
} else {
enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector);
enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector);
enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector);
}
nv_enable_irq(dev);
}
return 0;
}
@ -2108,16 +2160,16 @@ static irqreturn_t nv_nic_irq_tx(int foo, void *data, struct pt_regs *regs)
if (!(events & np->irqmask))
break;
spin_lock(&np->lock);
spin_lock_irq(&np->lock);
nv_tx_done(dev);
spin_unlock(&np->lock);
spin_unlock_irq(&np->lock);
if (events & (NVREG_IRQ_TX_ERR)) {
dprintk(KERN_DEBUG "%s: received irq with events 0x%x. Probably TX fail.\n",
dev->name, events);
}
if (i > max_interrupt_work) {
spin_lock(&np->lock);
spin_lock_irq(&np->lock);
/* disable interrupts on the nic */
writel(NVREG_IRQ_TX_ALL, base + NvRegIrqMask);
pci_push(base);
@ -2127,7 +2179,7 @@ static irqreturn_t nv_nic_irq_tx(int foo, void *data, struct pt_regs *regs)
mod_timer(&np->nic_poll, jiffies + POLL_WAIT);
}
printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_tx.\n", dev->name, i);
spin_unlock(&np->lock);
spin_unlock_irq(&np->lock);
break;
}
@ -2157,14 +2209,14 @@ static irqreturn_t nv_nic_irq_rx(int foo, void *data, struct pt_regs *regs)
nv_rx_process(dev);
if (nv_alloc_rx(dev)) {
spin_lock(&np->lock);
spin_lock_irq(&np->lock);
if (!np->in_shutdown)
mod_timer(&np->oom_kick, jiffies + OOM_REFILL);
spin_unlock(&np->lock);
spin_unlock_irq(&np->lock);
}
if (i > max_interrupt_work) {
spin_lock(&np->lock);
spin_lock_irq(&np->lock);
/* disable interrupts on the nic */
writel(NVREG_IRQ_RX_ALL, base + NvRegIrqMask);
pci_push(base);
@ -2174,7 +2226,7 @@ static irqreturn_t nv_nic_irq_rx(int foo, void *data, struct pt_regs *regs)
mod_timer(&np->nic_poll, jiffies + POLL_WAIT);
}
printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_rx.\n", dev->name, i);
spin_unlock(&np->lock);
spin_unlock_irq(&np->lock);
break;
}
@ -2203,14 +2255,14 @@ static irqreturn_t nv_nic_irq_other(int foo, void *data, struct pt_regs *regs)
break;
if (events & NVREG_IRQ_LINK) {
spin_lock(&np->lock);
spin_lock_irq(&np->lock);
nv_link_irq(dev);
spin_unlock(&np->lock);
spin_unlock_irq(&np->lock);
}
if (np->need_linktimer && time_after(jiffies, np->link_timeout)) {
spin_lock(&np->lock);
spin_lock_irq(&np->lock);
nv_linkchange(dev);
spin_unlock(&np->lock);
spin_unlock_irq(&np->lock);
np->link_timeout = jiffies + LINK_TIMEOUT;
}
if (events & (NVREG_IRQ_UNKNOWN)) {
@ -2218,7 +2270,7 @@ static irqreturn_t nv_nic_irq_other(int foo, void *data, struct pt_regs *regs)
dev->name, events);
}
if (i > max_interrupt_work) {
spin_lock(&np->lock);
spin_lock_irq(&np->lock);
/* disable interrupts on the nic */
writel(NVREG_IRQ_OTHER, base + NvRegIrqMask);
pci_push(base);
@ -2228,7 +2280,7 @@ static irqreturn_t nv_nic_irq_other(int foo, void *data, struct pt_regs *regs)
mod_timer(&np->nic_poll, jiffies + POLL_WAIT);
}
printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_other.\n", dev->name, i);
spin_unlock(&np->lock);
spin_unlock_irq(&np->lock);
break;
}
@ -2251,10 +2303,11 @@ static void nv_do_nic_poll(unsigned long data)
* nv_nic_irq because that may decide to do otherwise
*/
if (!(np->msi_flags & NV_MSI_X_ENABLED) ||
((np->msi_flags & NV_MSI_X_ENABLED) &&
((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) {
disable_irq(dev->irq);
if (!using_multi_irqs(dev)) {
if (np->msi_flags & NV_MSI_X_ENABLED)
disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector);
else
disable_irq(dev->irq);
mask = np->irqmask;
} else {
if (np->nic_poll_irq & NVREG_IRQ_RX_ALL) {
@ -2277,11 +2330,12 @@ static void nv_do_nic_poll(unsigned long data)
writel(mask, base + NvRegIrqMask);
pci_push(base);
if (!(np->msi_flags & NV_MSI_X_ENABLED) ||
((np->msi_flags & NV_MSI_X_ENABLED) &&
((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) {
if (!using_multi_irqs(dev)) {
nv_nic_irq((int) 0, (void *) data, (struct pt_regs *) NULL);
enable_irq(dev->irq);
if (np->msi_flags & NV_MSI_X_ENABLED)
enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector);
else
enable_irq(dev->irq);
} else {
if (np->nic_poll_irq & NVREG_IRQ_RX_ALL) {
nv_nic_irq_rx((int) 0, (void *) data, (struct pt_regs *) NULL);
@ -2628,6 +2682,113 @@ static void set_msix_vector_map(struct net_device *dev, u32 vector, u32 irqmask)
writel(readl(base + NvRegMSIXMap1) | msixmap, base + NvRegMSIXMap1);
}
static int nv_request_irq(struct net_device *dev)
{
struct fe_priv *np = get_nvpriv(dev);
u8 __iomem *base = get_hwbase(dev);
int ret = 1;
int i;
if (np->msi_flags & NV_MSI_X_CAPABLE) {
for (i = 0; i < (np->msi_flags & NV_MSI_X_VECTORS_MASK); i++) {
np->msi_x_entry[i].entry = i;
}
if ((ret = pci_enable_msix(np->pci_dev, np->msi_x_entry, (np->msi_flags & NV_MSI_X_VECTORS_MASK))) == 0) {
np->msi_flags |= NV_MSI_X_ENABLED;
if (optimization_mode == NV_OPTIMIZATION_MODE_THROUGHPUT) {
/* Request irq for rx handling */
if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector, &nv_nic_irq_rx, SA_SHIRQ, dev->name, dev) != 0) {
printk(KERN_INFO "forcedeth: request_irq failed for rx %d\n", ret);
pci_disable_msix(np->pci_dev);
np->msi_flags &= ~NV_MSI_X_ENABLED;
goto out_err;
}
/* Request irq for tx handling */
if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector, &nv_nic_irq_tx, SA_SHIRQ, dev->name, dev) != 0) {
printk(KERN_INFO "forcedeth: request_irq failed for tx %d\n", ret);
pci_disable_msix(np->pci_dev);
np->msi_flags &= ~NV_MSI_X_ENABLED;
goto out_free_rx;
}
/* Request irq for link and timer handling */
if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector, &nv_nic_irq_other, SA_SHIRQ, dev->name, dev) != 0) {
printk(KERN_INFO "forcedeth: request_irq failed for link %d\n", ret);
pci_disable_msix(np->pci_dev);
np->msi_flags &= ~NV_MSI_X_ENABLED;
goto out_free_tx;
}
/* map interrupts to their respective vector */
writel(0, base + NvRegMSIXMap0);
writel(0, base + NvRegMSIXMap1);
set_msix_vector_map(dev, NV_MSI_X_VECTOR_RX, NVREG_IRQ_RX_ALL);
set_msix_vector_map(dev, NV_MSI_X_VECTOR_TX, NVREG_IRQ_TX_ALL);
set_msix_vector_map(dev, NV_MSI_X_VECTOR_OTHER, NVREG_IRQ_OTHER);
} else {
/* Request irq for all interrupts */
if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector, &nv_nic_irq, SA_SHIRQ, dev->name, dev) != 0) {
printk(KERN_INFO "forcedeth: request_irq failed %d\n", ret);
pci_disable_msix(np->pci_dev);
np->msi_flags &= ~NV_MSI_X_ENABLED;
goto out_err;
}
/* map interrupts to vector 0 */
writel(0, base + NvRegMSIXMap0);
writel(0, base + NvRegMSIXMap1);
}
}
}
if (ret != 0 && np->msi_flags & NV_MSI_CAPABLE) {
if ((ret = pci_enable_msi(np->pci_dev)) == 0) {
np->msi_flags |= NV_MSI_ENABLED;
if (request_irq(np->pci_dev->irq, &nv_nic_irq, SA_SHIRQ, dev->name, dev) != 0) {
printk(KERN_INFO "forcedeth: request_irq failed %d\n", ret);
pci_disable_msi(np->pci_dev);
np->msi_flags &= ~NV_MSI_ENABLED;
goto out_err;
}
/* map interrupts to vector 0 */
writel(0, base + NvRegMSIMap0);
writel(0, base + NvRegMSIMap1);
/* enable msi vector 0 */
writel(NVREG_MSI_VECTOR_0_ENABLED, base + NvRegMSIIrqMask);
}
}
if (ret != 0) {
if (request_irq(np->pci_dev->irq, &nv_nic_irq, SA_SHIRQ, dev->name, dev) != 0)
goto out_err;
}
return 0;
out_free_tx:
free_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector, dev);
out_free_rx:
free_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector, dev);
out_err:
return 1;
}
static void nv_free_irq(struct net_device *dev)
{
struct fe_priv *np = get_nvpriv(dev);
int i;
if (np->msi_flags & NV_MSI_X_ENABLED) {
for (i = 0; i < (np->msi_flags & NV_MSI_X_VECTORS_MASK); i++) {
free_irq(np->msi_x_entry[i].vector, dev);
}
pci_disable_msix(np->pci_dev);
np->msi_flags &= ~NV_MSI_X_ENABLED;
} else {
free_irq(np->pci_dev->irq, dev);
if (np->msi_flags & NV_MSI_ENABLED) {
pci_disable_msi(np->pci_dev);
np->msi_flags &= ~NV_MSI_ENABLED;
}
}
}
static int nv_open(struct net_device *dev)
{
struct fe_priv *np = netdev_priv(dev);
@ -2720,12 +2881,16 @@ static int nv_open(struct net_device *dev)
udelay(10);
writel(readl(base + NvRegPowerState) | NVREG_POWERSTATE_VALID, base + NvRegPowerState);
writel(0, base + NvRegIrqMask);
nv_disable_hw_interrupts(dev, np->irqmask);
pci_push(base);
writel(NVREG_MIISTAT_MASK2, base + NvRegMIIStatus);
writel(NVREG_IRQSTAT_MASK, base + NvRegIrqStatus);
pci_push(base);
if (nv_request_irq(dev)) {
goto out_drain;
}
if (np->msi_flags & NV_MSI_X_CAPABLE) {
for (i = 0; i < (np->msi_flags & NV_MSI_X_VECTORS_MASK); i++) {
np->msi_x_entry[i].entry = i;
@ -2799,7 +2964,7 @@ static int nv_open(struct net_device *dev)
}
/* ask for interrupts */
writel(np->irqmask, base + NvRegIrqMask);
nv_enable_hw_interrupts(dev, np->irqmask);
spin_lock_irq(&np->lock);
writel(NVREG_MCASTADDRA_FORCE, base + NvRegMulticastAddrA);
@ -2843,7 +3008,6 @@ static int nv_close(struct net_device *dev)
{
struct fe_priv *np = netdev_priv(dev);
u8 __iomem *base;
int i;
spin_lock_irq(&np->lock);
np->in_shutdown = 1;
@ -2861,31 +3025,13 @@ static int nv_close(struct net_device *dev)
/* disable interrupts on the nic or we will lock up */
base = get_hwbase(dev);
if (np->msi_flags & NV_MSI_X_ENABLED) {
writel(np->irqmask, base + NvRegIrqMask);
} else {
if (np->msi_flags & NV_MSI_ENABLED)
writel(0, base + NvRegMSIIrqMask);
writel(0, base + NvRegIrqMask);
}
nv_disable_hw_interrupts(dev, np->irqmask);
pci_push(base);
dprintk(KERN_INFO "%s: Irqmask is zero again\n", dev->name);
spin_unlock_irq(&np->lock);
if (np->msi_flags & NV_MSI_X_ENABLED) {
for (i = 0; i < (np->msi_flags & NV_MSI_X_VECTORS_MASK); i++) {
free_irq(np->msi_x_entry[i].vector, dev);
}
pci_disable_msix(np->pci_dev);
np->msi_flags &= ~NV_MSI_X_ENABLED;
} else {
free_irq(np->pci_dev->irq, dev);
if (np->msi_flags & NV_MSI_ENABLED) {
pci_disable_msi(np->pci_dev);
np->msi_flags &= ~NV_MSI_ENABLED;
}
}
nv_free_irq(dev);
drain_ring(dev);
@ -2974,20 +3120,18 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i
if (id->driver_data & DEV_HAS_HIGH_DMA) {
/* packet format 3: supports 40-bit addressing */
np->desc_ver = DESC_VER_3;
np->txrxctl_bits = NVREG_TXRXCTL_DESC_3;
if (pci_set_dma_mask(pci_dev, DMA_39BIT_MASK)) {
printk(KERN_INFO "forcedeth: 64-bit DMA failed, using 32-bit addressing for device %s.\n",
pci_name(pci_dev));
} else {
if (pci_set_consistent_dma_mask(pci_dev, 0x0000007fffffffffULL)) {
printk(KERN_INFO "forcedeth: 64-bit DMA (consistent) failed for device %s.\n",
pci_name(pci_dev));
goto out_relreg;
} else {
dev->features |= NETIF_F_HIGHDMA;
printk(KERN_INFO "forcedeth: using HIGHDMA\n");
}
dev->features |= NETIF_F_HIGHDMA;
printk(KERN_INFO "forcedeth: using HIGHDMA\n");
}
if (pci_set_consistent_dma_mask(pci_dev, 0x0000007fffffffffULL)) {
printk(KERN_INFO "forcedeth: 64-bit DMA (consistent) failed for device %s.\n",
pci_name(pci_dev));
}
np->txrxctl_bits = NVREG_TXRXCTL_DESC_3;
} else if (id->driver_data & DEV_HAS_LARGEDESC) {
/* packet format 2: supports jumbo frames */
np->desc_ver = DESC_VER_2;

1
drivers/net/hamradio/dmascc.c
View File

@ -582,7 +582,6 @@ static int __init setup_adapter(int card_base, int type, int n)
INIT_WORK(&priv->rx_work, rx_bh, priv);
dev->priv = priv;
sprintf(dev->name, "dmascc%i", 2 * n + i);
SET_MODULE_OWNER(dev);
dev->base_addr = card_base;
dev->irq = irq;
dev->open = scc_open;

1
drivers/net/hamradio/scc.c
View File

@ -1550,7 +1550,6 @@ static unsigned char ax25_nocall[AX25_ADDR_LEN] =
static void scc_net_setup(struct net_device *dev)
{
SET_MODULE_OWNER(dev);
dev->tx_queue_len = 16; /* should be enough... */
dev->open = scc_net_open;

1
drivers/net/hamradio/yam.c
View File

@ -1098,7 +1098,6 @@ static void yam_setup(struct net_device *dev)
dev->base_addr = yp->iobase;
dev->irq = yp->irq;
SET_MODULE_OWNER(dev);
dev->open = yam_open;
dev->stop = yam_close;

2
drivers/net/mv643xx_eth.c
View File

@ -1419,6 +1419,8 @@ static int mv643xx_eth_probe(struct platform_device *pdev)
mv643xx_eth_update_pscr(dev, &cmd);
mv643xx_set_settings(dev, &cmd);
SET_MODULE_OWNER(dev);
SET_NETDEV_DEV(dev, &pdev->dev);
err = register_netdev(dev);
if (err)
goto out;

82
drivers/net/tg3.c
View File

@ -69,8 +69,8 @@
#define DRV_MODULE_NAME "tg3"
#define PFX DRV_MODULE_NAME ": "
#define DRV_MODULE_VERSION "3.56"
#define DRV_MODULE_RELDATE "Apr 1, 2006"
#define DRV_MODULE_VERSION "3.57"
#define DRV_MODULE_RELDATE "Apr 28, 2006"
#define TG3_DEF_MAC_MODE 0
#define TG3_DEF_RX_MODE 0
@ -974,6 +974,8 @@ static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
return err;
}
static void tg3_link_report(struct tg3 *);
/* This will reset the tigon3 PHY if there is no valid
* link unless the FORCE argument is non-zero.
*/
@ -987,6 +989,11 @@ static int tg3_phy_reset(struct tg3 *tp)
if (err != 0)
return -EBUSY;
if (netif_running(tp->dev) && netif_carrier_ok(tp->dev)) {
netif_carrier_off(tp->dev);
tg3_link_report(tp);
}
if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
@ -1023,6 +1030,12 @@ static int tg3_phy_reset(struct tg3 *tp)
tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x14e2);
tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
}
else if (tp->tg3_flags2 & TG3_FLG2_PHY_JITTER_BUG) {
tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x010b);
tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
}
/* Set Extended packet length bit (bit 14) on all chips that */
/* support jumbo frames */
if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
@ -3531,7 +3544,7 @@ static irqreturn_t tg3_test_isr(int irq, void *dev_id,
return IRQ_RETVAL(0);
}
static int tg3_init_hw(struct tg3 *);
static int tg3_init_hw(struct tg3 *, int);
static int tg3_halt(struct tg3 *, int, int);
#ifdef CONFIG_NET_POLL_CONTROLLER
@ -3567,7 +3580,7 @@ static void tg3_reset_task(void *_data)
tp->tg3_flags2 &= ~TG3_FLG2_RESTART_TIMER;
tg3_halt(tp, RESET_KIND_SHUTDOWN, 0);
tg3_init_hw(tp);
tg3_init_hw(tp, 1);
tg3_netif_start(tp);
@ -4042,7 +4055,7 @@ static int tg3_change_mtu(struct net_device *dev, int new_mtu)
tg3_set_mtu(dev, tp, new_mtu);
tg3_init_hw(tp);
tg3_init_hw(tp, 0);
tg3_netif_start(tp);
@ -5719,9 +5732,23 @@ static int tg3_set_mac_addr(struct net_device *dev, void *p)
if (!netif_running(dev))
return 0;
spin_lock_bh(&tp->lock);
__tg3_set_mac_addr(tp);
spin_unlock_bh(&tp->lock);
if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
/* Reset chip so that ASF can re-init any MAC addresses it
* needs.
*/
tg3_netif_stop(tp);
tg3_full_lock(tp, 1);
tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
tg3_init_hw(tp, 0);
tg3_netif_start(tp);
tg3_full_unlock(tp);
} else {
spin_lock_bh(&tp->lock);
__tg3_set_mac_addr(tp);
spin_unlock_bh(&tp->lock);
}
return 0;
}
@ -5771,7 +5798,7 @@ static void __tg3_set_coalesce(struct tg3 *tp, struct ethtool_coalesce *ec)
}
/* tp->lock is held. */
static int tg3_reset_hw(struct tg3 *tp)
static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
{
u32 val, rdmac_mode;
int i, err, limit;
@ -5786,7 +5813,7 @@ static int tg3_reset_hw(struct tg3 *tp)
tg3_abort_hw(tp, 1);
}
if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES)
if ((tp->tg3_flags2 & TG3_FLG2_MII_SERDES) && reset_phy)
tg3_phy_reset(tp);
err = tg3_chip_reset(tp);
@ -6327,7 +6354,7 @@ static int tg3_reset_hw(struct tg3 *tp)
tw32(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
}
err = tg3_setup_phy(tp, 1);
err = tg3_setup_phy(tp, reset_phy);
if (err)
return err;
@ -6400,7 +6427,7 @@ static int tg3_reset_hw(struct tg3 *tp)
/* Called at device open time to get the chip ready for
* packet processing. Invoked with tp->lock held.
*/
static int tg3_init_hw(struct tg3 *tp)
static int tg3_init_hw(struct tg3 *tp, int reset_phy)
{
int err;
@ -6413,7 +6440,7 @@ static int tg3_init_hw(struct tg3 *tp)
tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
err = tg3_reset_hw(tp);
err = tg3_reset_hw(tp, reset_phy);
out:
return err;
@ -6683,7 +6710,7 @@ static int tg3_test_msi(struct tg3 *tp)
tg3_full_lock(tp, 1);
tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
err = tg3_init_hw(tp);
err = tg3_init_hw(tp, 1);
tg3_full_unlock(tp);
@ -6748,7 +6775,7 @@ static int tg3_open(struct net_device *dev)
tg3_full_lock(tp, 0);
err = tg3_init_hw(tp);
err = tg3_init_hw(tp, 1);
if (err) {
tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
tg3_free_rings(tp);
@ -7839,7 +7866,7 @@ static int tg3_set_ringparam(struct net_device *dev, struct ethtool_ringparam *e
if (netif_running(dev)) {
tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
tg3_init_hw(tp);
tg3_init_hw(tp, 1);
tg3_netif_start(tp);
}
@ -7884,7 +7911,7 @@ static int tg3_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam
if (netif_running(dev)) {
tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
tg3_init_hw(tp);
tg3_init_hw(tp, 1);
tg3_netif_start(tp);
}
@ -8522,7 +8549,7 @@ static int tg3_test_loopback(struct tg3 *tp)
if (!netif_running(tp->dev))
return TG3_LOOPBACK_FAILED;
tg3_reset_hw(tp);
tg3_reset_hw(tp, 1);
if (tg3_run_loopback(tp, TG3_MAC_LOOPBACK))
err |= TG3_MAC_LOOPBACK_FAILED;
@ -8596,7 +8623,7 @@ static void tg3_self_test(struct net_device *dev, struct ethtool_test *etest,
tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
if (netif_running(dev)) {
tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
tg3_init_hw(tp);
tg3_init_hw(tp, 1);
tg3_netif_start(tp);
}
@ -9377,7 +9404,7 @@ static int tg3_nvram_write_block_buffered(struct tg3 *tp, u32 offset, u32 len,
if ((page_off == 0) || (i == 0))
nvram_cmd |= NVRAM_CMD_FIRST;
else if (page_off == (tp->nvram_pagesize - 4))
if (page_off == (tp->nvram_pagesize - 4))
nvram_cmd |= NVRAM_CMD_LAST;
if (i == (len - 4))
@ -10353,10 +10380,13 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0)
tp->tg3_flags2 |= TG3_FLG2_PHY_5704_A0_BUG;
if ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) &&
(GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5755) &&
(GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5787))
tp->tg3_flags2 |= TG3_FLG2_PHY_BER_BUG;
if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
tp->tg3_flags2 |= TG3_FLG2_PHY_JITTER_BUG;
else
tp->tg3_flags2 |= TG3_FLG2_PHY_BER_BUG;
}
tp->coalesce_mode = 0;
if (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_AX &&
@ -11569,7 +11599,7 @@ static int tg3_suspend(struct pci_dev *pdev, pm_message_t state)
tg3_full_lock(tp, 0);
tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
tg3_init_hw(tp);
tg3_init_hw(tp, 1);
tp->timer.expires = jiffies + tp->timer_offset;
add_timer(&tp->timer);
@ -11603,7 +11633,7 @@ static int tg3_resume(struct pci_dev *pdev)
tg3_full_lock(tp, 0);
tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
tg3_init_hw(tp);
tg3_init_hw(tp, 1);
tp->timer.expires = jiffies + tp->timer_offset;
add_timer(&tp->timer);

1
drivers/net/tg3.h
View File

@ -2215,6 +2215,7 @@ struct tg3 {
#define TG3_FLG2_HW_TSO_2 0x08000000
#define TG3_FLG2_HW_TSO (TG3_FLG2_HW_TSO_1 | TG3_FLG2_HW_TSO_2)
#define TG3_FLG2_1SHOT_MSI 0x10000000
#define TG3_FLG2_PHY_JITTER_BUG 0x20000000
u32 split_mode_max_reqs;
#define SPLIT_MODE_5704_MAX_REQ 3

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