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x86: convert TSC disabling to generic cpuid disable bitmap

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Fix from: Ian Campbell <ijc@hellion.org.uk>

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Andi Kleen 2008-01-30 13:33:20 +01:00 • committed by Ingo Molnar
commit 404ee5b14b
8 changed files with 11 additions and 26 deletions
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4
include/asm-x86/cpufeature.h
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@ -135,6 +135,10 @@
clear_cpu_cap(&boot_cpu_data, bit); \
set_bit(bit, cleared_cpu_caps); \
} while (0)
#define setup_force_cpu_cap(bit) do { \
set_cpu_cap(&boot_cpu_data, bit); \
clear_bit(bit, cleared_cpu_caps); \
} while (0)
#define cpu_has_fpu boot_cpu_has(X86_FEATURE_FPU)
#define cpu_has_vme boot_cpu_has(X86_FEATURE_VME)

2
include/asm-x86/tsc.h
View file

@ -16,8 +16,6 @@ typedef unsigned long long cycles_t;
extern unsigned int cpu_khz;
extern unsigned int tsc_khz;
/* flag for disabling the tsc */
extern int tsc_disable;
extern void disable_TSC(void);