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author | Yinghai Lu <yhlu.kernel@gmail.com> | 2008-09-04 20:09:02 -0700 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-09-05 09:40:47 +0200 |
commit | ba51dced0b55eb62874e1646d5eeff344c3d4e67 (patch) | |
tree | 19712a27ce22717b98344261fa0881efe1b92725 /arch/x86/kernel/cpu/common.c | |
parent | 950ad7ff6ec17fc1b47abc95c5c74628eb1adf8b (diff) | |
download | op-kernel-dev-ba51dced0b55eb62874e1646d5eeff344c3d4e67.zip op-kernel-dev-ba51dced0b55eb62874e1646d5eeff344c3d4e67.tar.gz |
x86: cpu/common.c, let 64-bit code have 32-bit only functions
No effect on 64-bit.
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/cpu/common.c')
-rw-r--r-- | arch/x86/kernel/cpu/common.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index e0ca51f..9128ba0 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c @@ -93,6 +93,7 @@ DEFINE_PER_CPU_PAGE_ALIGNED(struct gdt_page, gdt_page) = { .gdt = { #endif EXPORT_PER_CPU_SYMBOL_GPL(gdt_page); +#ifdef CONFIG_X86_32 static int cachesize_override __cpuinitdata = -1; static int disable_x86_serial_nr __cpuinitdata = 1; @@ -195,6 +196,13 @@ static int __init x86_serial_nr_setup(char *s) return 1; } __setup("serialnumber", x86_serial_nr_setup); +#else +/* Probe for the CPUID instruction */ +static inline int have_cpuid_p(void) +{ + return 1; +} +#endif __u32 cleared_cpu_caps[NCAPINTS] __cpuinitdata; |