AcoSail/kernel_optimize_test
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x86: move up & smp variables to setup.c

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Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Alexey Starikovskiy 2008-04-04 23:41:44 +04:00 committed by Ingo Molnar
parent 350bae1d3f
commit 2fe6014757
7 changed files with 10 additions and 35 deletions
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3
arch/x86/kernel/apic_32.c
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@ -52,9 +52,6 @@
unsigned long mp_lapic_addr;
/* Processor that is doing the boot up */
unsigned int boot_cpu_physical_apicid = -1U;
DEFINE_PER_CPU(u16, x86_bios_cpu_apicid) = BAD_APICID;
EXPORT_PER_CPU_SYMBOL(x86_bios_cpu_apicid);

4
arch/x86/kernel/apic_64.c
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@ -87,10 +87,6 @@ static unsigned long apic_phys;
unsigned long mp_lapic_addr;
/* Processor that is doing the boot up */
unsigned int boot_cpu_physical_apicid = -1U;
EXPORT_SYMBOL(boot_cpu_physical_apicid);
DEFINE_PER_CPU(u16, x86_bios_cpu_apicid) = BAD_APICID;
EXPORT_PER_CPU_SYMBOL(x86_bios_cpu_apicid);

13
arch/x86/kernel/mpparse_32.c
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@ -49,15 +49,6 @@ static int mp_current_pci_id;
int pic_mode;
/* Make it easy to share the UP and SMP code: */
#ifndef CONFIG_X86_SMP
unsigned int num_processors;
unsigned disabled_cpus __cpuinitdata;
#ifndef CONFIG_X86_LOCAL_APIC
unsigned int boot_cpu_physical_apicid = -1U;
#endif
#endif
/*
* Intel MP BIOS table parsing routines:
*/
@ -93,9 +84,7 @@ static void __cpuinit MP_processor_info(struct mpc_config_processor *m)
int apicid;
if (!(m->mpc_cpuflag & CPU_ENABLED)) {
#ifdef CONFIG_X86_SMP
disabled_cpus++;
#endif
return;
}
@ -817,9 +806,7 @@ void __cpuinit mp_register_lapic (int id, u8 enabled)
}
if (!enabled) {
#ifdef CONFIG_X86_SMP
++disabled_cpus;
#endif
return;
}

9
arch/x86/kernel/mpparse_64.c
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@ -45,15 +45,6 @@ int mp_bus_id_to_pci_bus[MAX_MP_BUSSES] = {[0 ... MAX_MP_BUSSES - 1] = -1 };
static int mp_current_pci_id = 0;
/* Make it easy to share the UP and SMP code: */
#ifndef CONFIG_X86_SMP
unsigned int num_processors;
unsigned disabled_cpus __cpuinitdata;
#ifndef CONFIG_X86_LOCAL_APIC
unsigned int boot_cpu_physical_apicid = -1U;
#endif
#endif
/*
* Intel MP BIOS table parsing routines:
*/

8
arch/x86/kernel/setup.c
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@ -12,6 +12,14 @@
#include <asm/mpspec.h>
#include <asm/apicdef.h>
unsigned int num_processors;
unsigned disabled_cpus __cpuinitdata;
/* Processor that is doing the boot up */
unsigned int boot_cpu_physical_apicid = -1U;
EXPORT_SYMBOL(boot_cpu_physical_apicid);
physid_mask_t phys_cpu_present_map;
DEFINE_PER_CPU(u16, x86_cpu_to_apicid) = BAD_APICID;
EXPORT_PER_CPU_SYMBOL(x86_cpu_to_apicid);

5
arch/x86/kernel/smpboot.c
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@ -86,14 +86,9 @@ void *x86_bios_cpu_apicid_early_ptr;
u8 apicid_2_node[MAX_APICID];
#endif
/* Internal processor count */
unsigned int num_processors;
/* State of each CPU */
DEFINE_PER_CPU(int, cpu_state) = { 0 };
unsigned disabled_cpus __cpuinitdata;
/* Store all idle threads, this can be reused instead of creating
* a new thread. Also avoids complicated thread destroy functionality
* for idle threads.

3
include/asm-x86/smp.h
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@ -128,7 +128,6 @@ int native_cpu_up(unsigned int cpunum);
extern int __cpu_disable(void);
extern void __cpu_die(unsigned int cpu);
extern unsigned disabled_cpus;
extern void prefill_possible_map(void);
#define SMP_TRAMPOLINE_BASE 0x6000
@ -144,6 +143,8 @@ static inline int num_booting_cpus(void)
}
#endif /* CONFIG_SMP */
extern unsigned disabled_cpus __cpuinitdata;
#ifdef CONFIG_X86_32_SMP
/*
* This function is needed by all SMP systems. It must _always_ be valid