diff options
Diffstat (limited to 'arch/x86/kernel/cpu/mcheck/p6.c')
| -rw-r--r-- | arch/x86/kernel/cpu/mcheck/p6.c | 48 |
1 files changed, 24 insertions, 24 deletions
diff --git a/arch/x86/kernel/cpu/mcheck/p6.c b/arch/x86/kernel/cpu/mcheck/p6.c index 74342604d30..62efc9c2b3a 100644 --- a/arch/x86/kernel/cpu/mcheck/p6.c +++ b/arch/x86/kernel/cpu/mcheck/p6.c @@ -9,23 +9,23 @@ #include <linux/interrupt.h> #include <linux/smp.h> -#include <asm/processor.h> +#include <asm/processor.h> #include <asm/system.h> #include <asm/msr.h> #include "mce.h" /* Machine Check Handler For PII/PIII */ -static void intel_machine_check(struct pt_regs * regs, long error_code) +static void intel_machine_check(struct pt_regs *regs, long error_code) { - int recover=1; + int recover = 1; u32 alow, ahigh, high, low; u32 mcgstl, mcgsth; int i; - rdmsr (MSR_IA32_MCG_STATUS, mcgstl, mcgsth); + rdmsr(MSR_IA32_MCG_STATUS, mcgstl, mcgsth); if (mcgstl & (1<<0)) /* Recoverable ? */ - recover=0; + recover = 0; printk(KERN_EMERG "CPU %d: Machine Check Exception: %08x%08x\n", smp_processor_id(), mcgsth, mcgstl); @@ -55,30 +55,30 @@ static void intel_machine_check(struct pt_regs * regs, long error_code) } if (recover & 2) - panic ("CPU context corrupt"); + panic("CPU context corrupt"); if (recover & 1) - panic ("Unable to continue"); + panic("Unable to continue"); - printk (KERN_EMERG "Attempting to continue.\n"); - /* - * Do not clear the MSR_IA32_MCi_STATUS if the error is not + printk(KERN_EMERG "Attempting to continue.\n"); + /* + * Do not clear the MSR_IA32_MCi_STATUS if the error is not * recoverable/continuable.This will allow BIOS to look at the MSRs * for errors if the OS could not log the error. */ - for (i=0; i<nr_mce_banks; i++) { + for (i = 0; i < nr_mce_banks; i++) { unsigned int msr; msr = MSR_IA32_MC0_STATUS+i*4; - rdmsr (msr,low, high); + rdmsr(msr, low, high); if (high & (1<<31)) { /* Clear it */ - wrmsr (msr, 0UL, 0UL); + wrmsr(msr, 0UL, 0UL); /* Serialize */ wmb(); add_taint(TAINT_MACHINE_CHECK); } } mcgstl &= ~(1<<2); - wrmsr (MSR_IA32_MCG_STATUS,mcgstl, mcgsth); + wrmsr(MSR_IA32_MCG_STATUS, mcgstl, mcgsth); } /* Set up machine check reporting for processors with Intel style MCE */ @@ -86,21 +86,21 @@ void intel_p6_mcheck_init(struct cpuinfo_x86 *c) { u32 l, h; int i; - + /* Check for MCE support */ if (!cpu_has(c, X86_FEATURE_MCE)) return; /* Check for PPro style MCA */ - if (!cpu_has(c, X86_FEATURE_MCA)) + if (!cpu_has(c, X86_FEATURE_MCA)) return; /* Ok machine check is available */ machine_check_vector = intel_machine_check; wmb(); - printk (KERN_INFO "Intel machine check architecture supported.\n"); - rdmsr (MSR_IA32_MCG_CAP, l, h); + printk(KERN_INFO "Intel machine check architecture supported.\n"); + rdmsr(MSR_IA32_MCG_CAP, l, h); if (l & (1<<8)) /* Control register present ? */ wrmsr(MSR_IA32_MCG_CTL, 0xffffffff, 0xffffffff); nr_mce_banks = l & 0xff; @@ -110,13 +110,13 @@ void intel_p6_mcheck_init(struct cpuinfo_x86 *c) * - MC0_CTL should not be written * - Status registers on all banks should be cleared on reset */ - for (i=1; i<nr_mce_banks; i++) - wrmsr (MSR_IA32_MC0_CTL+4*i, 0xffffffff, 0xffffffff); + for (i = 1; i < nr_mce_banks; i++) + wrmsr(MSR_IA32_MC0_CTL+4*i, 0xffffffff, 0xffffffff); - for (i=0; i<nr_mce_banks; i++) - wrmsr (MSR_IA32_MC0_STATUS+4*i, 0x0, 0x0); + for (i = 0; i < nr_mce_banks; i++) + wrmsr(MSR_IA32_MC0_STATUS+4*i, 0x0, 0x0); - set_in_cr4 (X86_CR4_MCE); - printk (KERN_INFO "Intel machine check reporting enabled on CPU#%d.\n", + set_in_cr4(X86_CR4_MCE); + printk(KERN_INFO "Intel machine check reporting enabled on CPU#%d.\n", smp_processor_id()); } |