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path: root/arch/i386/kernel/cpu/mcheck/p4.c
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Diffstat (limited to 'arch/i386/kernel/cpu/mcheck/p4.c')
-rw-r--r--arch/i386/kernel/cpu/mcheck/p4.c16
1 files changed, 4 insertions, 12 deletions
diff --git a/arch/i386/kernel/cpu/mcheck/p4.c b/arch/i386/kernel/cpu/mcheck/p4.c
index 504434a4601..1509edfb231 100644
--- a/arch/i386/kernel/cpu/mcheck/p4.c
+++ b/arch/i386/kernel/cpu/mcheck/p4.c
@@ -124,13 +124,10 @@ static void intel_init_thermal(struct cpuinfo_x86 *c)
/* P4/Xeon Extended MCE MSR retrieval, return 0 if unsupported */
-static inline int intel_get_extended_msrs(struct intel_mce_extended_msrs *r)
+static inline void intel_get_extended_msrs(struct intel_mce_extended_msrs *r)
{
u32 h;
- if (mce_num_extended_msrs == 0)
- goto done;
-
rdmsr (MSR_IA32_MCG_EAX, r->eax, h);
rdmsr (MSR_IA32_MCG_EBX, r->ebx, h);
rdmsr (MSR_IA32_MCG_ECX, r->ecx, h);
@@ -141,12 +138,6 @@ static inline int intel_get_extended_msrs(struct intel_mce_extended_msrs *r)
rdmsr (MSR_IA32_MCG_ESP, r->esp, h);
rdmsr (MSR_IA32_MCG_EFLAGS, r->eflags, h);
rdmsr (MSR_IA32_MCG_EIP, r->eip, h);
-
- /* can we rely on kmalloc to do a dynamic
- * allocation for the reserved registers?
- */
-done:
- return mce_num_extended_msrs;
}
static fastcall void intel_machine_check(struct pt_regs * regs, long error_code)
@@ -155,7 +146,6 @@ static fastcall void intel_machine_check(struct pt_regs * regs, long error_code)
u32 alow, ahigh, high, low;
u32 mcgstl, mcgsth;
int i;
- struct intel_mce_extended_msrs dbg;
rdmsr (MSR_IA32_MCG_STATUS, mcgstl, mcgsth);
if (mcgstl & (1<<0)) /* Recoverable ? */
@@ -164,7 +154,9 @@ static fastcall void intel_machine_check(struct pt_regs * regs, long error_code)
printk (KERN_EMERG "CPU %d: Machine Check Exception: %08x%08x\n",
smp_processor_id(), mcgsth, mcgstl);
- if (intel_get_extended_msrs(&dbg)) {
+ if (mce_num_extended_msrs > 0) {
+ struct intel_mce_extended_msrs dbg;
+ intel_get_extended_msrs(&dbg);
printk (KERN_DEBUG "CPU %d: EIP: %08x EFLAGS: %08x\n",
smp_processor_id(), dbg.eip, dbg.eflags);
printk (KERN_DEBUG "\teax: %08x ebx: %08x ecx: %08x edx: %08x\n",