mirror of https://gitee.com/openkylin/linux.git
x86/tsc_msr: Identify Intel-specific code
try_msr_calibrate_tsc() is currently Intel-specific, and should not execute on any other vendor's parts. Signed-off-by: Len Brown <len.brown@intel.com> Reviewed-by: Thomas Gleixner <tglx@linutronix.de> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/1fe23c052826bdcfeb3d45045aa02246078cb5a7.1466138954.git.len.brown@intel.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
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@ -86,6 +86,9 @@ unsigned long try_msr_calibrate_tsc(void)
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unsigned long res;
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int cpu_index;
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if (boot_cpu_data.x86_vendor != X86_VENDOR_INTEL)
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return 0;
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cpu_index = match_cpu(boot_cpu_data.x86, boot_cpu_data.x86_model);
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if (cpu_index < 0)
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return 0;
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