Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1424668
| From | Len Brown <lenb@kernel.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 02/10] x86 tsc_msr: Identify Intel-specific code |
| Date | 2016-06-17 07:30 +0200 |
| Message-ID | <rKUvT-2ml-13@gated-at.bofh.it> (permalink) |
| References | <rKUvT-2ml-3@gated-at.bofh.it> |
| Organization | Intel Open Source Technology Center |
From: Len Brown <len.brown@intel.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@intel.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
Back to linux.kernel | Previous | Next | Find similar | Unroll thread
[PATCH 02/10] x86 tsc_msr: Identify Intel-specific code Len Brown <lenb@kernel.org> - 2016-06-17 07:30 +0200
csiph-web