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| author | Fenghua Yu <fenghua.yu@intel.com> | 2012-12-20 23:44:23 -0800 |
|---|---|---|
| committer | H. Peter Anvin <hpa@linux.intel.com> | 2013-01-31 13:18:58 -0800 |
| commit | d288e1cf8e62f3e4034f1f021f047009c4ac0b3c (patch) | |
| tree | 2f0a2076fabb4435c1b5830f845d33f61c21c659 | |
| parent | 9cd4d78e21cfdc709b1af516214ec4f69ee0e6bd (diff) | |
| download | linux-d288e1cf8e62f3e4034f1f021f047009c4ac0b3c.tar.gz linux-d288e1cf8e62f3e4034f1f021f047009c4ac0b3c.tar.bz2 linux-d288e1cf8e62f3e4034f1f021f047009c4ac0b3c.zip | |
x86/common.c: Make have_cpuid_p() a global function
Remove static declaration in have_cpuid_p() to make it a global function. The
function will be called in early loading microcode.
Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
Link: http://lkml.kernel.org/r/1356075872-3054-4-git-send-email-fenghua.yu@intel.com
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
| -rw-r--r-- | arch/x86/include/asm/processor.h | 8 | ||||
| -rw-r--r-- | arch/x86/kernel/cpu/common.c | 9 |
2 files changed, 11 insertions, 6 deletions
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index bdee8bd318ea..3cdf4aa4d23f 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h @@ -190,6 +190,14 @@ extern void init_amd_cacheinfo(struct cpuinfo_x86 *c); extern void detect_extended_topology(struct cpuinfo_x86 *c); extern void detect_ht(struct cpuinfo_x86 *c); +#ifdef CONFIG_X86_32 +extern int have_cpuid_p(void); +#else +static inline int have_cpuid_p(void) +{ + return 1; +} +#endif static inline void native_cpuid(unsigned int *eax, unsigned int *ebx, unsigned int *ecx, unsigned int *edx) { diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index 9c3ab43a6954..d7fd2468752a 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c @@ -37,6 +37,8 @@ #include <asm/mce.h> #include <asm/msr.h> #include <asm/pat.h> +#include <asm/microcode.h> +#include <asm/microcode_intel.h> #ifdef CONFIG_X86_LOCAL_APIC #include <asm/uv/uv.h> @@ -213,7 +215,7 @@ static inline int flag_is_changeable_p(u32 flag) } /* Probe for the CPUID instruction */ -static int __cpuinit have_cpuid_p(void) +int __cpuinit have_cpuid_p(void) { return flag_is_changeable_p(X86_EFLAGS_ID); } @@ -249,11 +251,6 @@ static inline int flag_is_changeable_p(u32 flag) { return 1; } -/* Probe for the CPUID instruction */ -static inline int have_cpuid_p(void) -{ - return 1; -} static inline void squash_the_stupid_serial_number(struct cpuinfo_x86 *c) { } |