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Date: Fri, 17 Jun 2016 01:22:44 -0400 From: Len Brown <lenb@...nel.org> To: x86@...nel.org Cc: linux-kernel@...r.kernel.org, Len Brown <len.brown@...el.com> Subject: [PATCH 02/10] x86 tsc_msr: Identify Intel-specific code From: Len Brown <len.brown@...el.com> 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@...el.com> --- arch/x86/kernel/tsc_msr.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/x86/kernel/tsc_msr.c b/arch/x86/kernel/tsc_msr.c index 6aa0f4d..4ec5e56 100644 --- a/arch/x86/kernel/tsc_msr.c +++ b/arch/x86/kernel/tsc_msr.c @@ -86,6 +86,9 @@ unsigned long try_msr_calibrate_tsc(void) unsigned long res; int cpu_index; + if (boot_cpu_data.x86_vendor != X86_VENDOR_INTEL) + return 0; + cpu_index = match_cpu(boot_cpu_data.x86, boot_cpu_data.x86_model); if (cpu_index < 0) return 0; -- 2.9.0
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