Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/microcode_amd: Add support for CPU family specific container files
  x86/amd: Add missing feature flag for fam15h models 10h-1fh processors
  x86/boot-image: Don't leak phdrs in arch/x86/boot/compressed/misc.c::Parse_elf()
  x86/numachip: Drop unnecessary conflict with EDAC
  x86/uv: Fix uninitialized spinlocks
  x86/uv: Fix uv_gpa_to_soc_phys_ram() shift
This commit is contained in:
Linus Torvalds 2012-01-26 12:46:07 -08:00
commit 2d3c7efa50
7 changed files with 30 additions and 6 deletions

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@ -360,7 +360,6 @@ config X86_NUMACHIP
depends on NUMA depends on NUMA
depends on SMP depends on SMP
depends on X86_X2APIC depends on X86_X2APIC
depends on !EDAC_AMD64
---help--- ---help---
Adds support for Numascale NumaChip large-SMP systems. Needed to Adds support for Numascale NumaChip large-SMP systems. Needed to
enable more than ~168 cores. enable more than ~168 cores.

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@ -321,6 +321,8 @@ static void parse_elf(void *output)
default: /* Ignore other PT_* */ break; default: /* Ignore other PT_* */ break;
} }
} }
free(phdrs);
} }
asmlinkage void decompress_kernel(void *rmode, memptr heap, asmlinkage void decompress_kernel(void *rmode, memptr heap,

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@ -159,6 +159,7 @@
#define X86_FEATURE_WDT (6*32+13) /* Watchdog timer */ #define X86_FEATURE_WDT (6*32+13) /* Watchdog timer */
#define X86_FEATURE_LWP (6*32+15) /* Light Weight Profiling */ #define X86_FEATURE_LWP (6*32+15) /* Light Weight Profiling */
#define X86_FEATURE_FMA4 (6*32+16) /* 4 operands MAC instructions */ #define X86_FEATURE_FMA4 (6*32+16) /* 4 operands MAC instructions */
#define X86_FEATURE_TCE (6*32+17) /* translation cache extension */
#define X86_FEATURE_NODEID_MSR (6*32+19) /* NodeId MSR */ #define X86_FEATURE_NODEID_MSR (6*32+19) /* NodeId MSR */
#define X86_FEATURE_TBM (6*32+21) /* trailing bit manipulations */ #define X86_FEATURE_TBM (6*32+21) /* trailing bit manipulations */
#define X86_FEATURE_TOPOEXT (6*32+22) /* topology extensions CPUID leafs */ #define X86_FEATURE_TOPOEXT (6*32+22) /* topology extensions CPUID leafs */

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@ -318,13 +318,13 @@ uv_gpa_in_mmr_space(unsigned long gpa)
/* UV global physical address --> socket phys RAM */ /* UV global physical address --> socket phys RAM */
static inline unsigned long uv_gpa_to_soc_phys_ram(unsigned long gpa) static inline unsigned long uv_gpa_to_soc_phys_ram(unsigned long gpa)
{ {
unsigned long paddr = gpa & uv_hub_info->gpa_mask; unsigned long paddr;
unsigned long remap_base = uv_hub_info->lowmem_remap_base; unsigned long remap_base = uv_hub_info->lowmem_remap_base;
unsigned long remap_top = uv_hub_info->lowmem_remap_top; unsigned long remap_top = uv_hub_info->lowmem_remap_top;
gpa = ((gpa << uv_hub_info->m_shift) >> uv_hub_info->m_shift) | gpa = ((gpa << uv_hub_info->m_shift) >> uv_hub_info->m_shift) |
((gpa >> uv_hub_info->n_lshift) << uv_hub_info->m_val); ((gpa >> uv_hub_info->n_lshift) << uv_hub_info->m_val);
gpa = gpa & uv_hub_info->gpa_mask; paddr = gpa & uv_hub_info->gpa_mask;
if (paddr >= remap_base && paddr < remap_base + remap_top) if (paddr >= remap_base && paddr < remap_base + remap_top)
paddr -= remap_base; paddr -= remap_base;
return paddr; return paddr;

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@ -311,13 +311,33 @@ generic_load_microcode(int cpu, const u8 *data, size_t size)
return state; return state;
} }
/*
* AMD microcode firmware naming convention, up to family 15h they are in
* the legacy file:
*
* amd-ucode/microcode_amd.bin
*
* This legacy file is always smaller than 2K in size.
*
* Starting at family 15h they are in family specific firmware files:
*
* amd-ucode/microcode_amd_fam15h.bin
* amd-ucode/microcode_amd_fam16h.bin
* ...
*
* These might be larger than 2K.
*/
static enum ucode_state request_microcode_amd(int cpu, struct device *device) static enum ucode_state request_microcode_amd(int cpu, struct device *device)
{ {
const char *fw_name = "amd-ucode/microcode_amd.bin"; char fw_name[36] = "amd-ucode/microcode_amd.bin";
const struct firmware *fw; const struct firmware *fw;
enum ucode_state ret = UCODE_NFOUND; enum ucode_state ret = UCODE_NFOUND;
struct cpuinfo_x86 *c = &cpu_data(cpu);
if (request_firmware(&fw, fw_name, device)) { if (c->x86 >= 0x15)
snprintf(fw_name, sizeof(fw_name), "amd-ucode/microcode_amd_fam%.2xh.bin", c->x86);
if (request_firmware(&fw, (const char *)fw_name, device)) {
pr_err("failed to load file %s\n", fw_name); pr_err("failed to load file %s\n", fw_name);
goto out; goto out;
} }

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@ -1851,6 +1851,8 @@ static void __init init_per_cpu_tunables(void)
bcp->cong_reps = congested_reps; bcp->cong_reps = congested_reps;
bcp->cong_period = congested_period; bcp->cong_period = congested_period;
bcp->clocks_per_100_usec = usec_2_cycles(100); bcp->clocks_per_100_usec = usec_2_cycles(100);
spin_lock_init(&bcp->queue_lock);
spin_lock_init(&bcp->uvhub_lock);
} }
} }

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@ -25,7 +25,7 @@ struct uv_irq_2_mmr_pnode{
int irq; int irq;
}; };
static spinlock_t uv_irq_lock; static DEFINE_SPINLOCK(uv_irq_lock);
static struct rb_root uv_irq_root; static struct rb_root uv_irq_root;
static int uv_set_irq_affinity(struct irq_data *, const struct cpumask *, bool); static int uv_set_irq_affinity(struct irq_data *, const struct cpumask *, bool);