Commit-ID: 9ea74f7c70cd5e408f1cfbda0e6836929f820d49 Gitweb: http://git.kernel.org/tip/9ea74f7c70cd5e408f1cfbda0e6836929f820d49 Author: Piotr Luc <piotr.luc@xxxxxxxxx> AuthorDate: Thu, 13 Apr 2017 22:10:56 +0200 Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx> CommitDate: Fri, 14 Apr 2017 10:46:12 +0200 x86/mce: Enable PPIN for Knights Landing/Mill Intel Xeon Phi processors (KNL and KNM) support PPIN as well, so add their CPUIDs to the whitelist of supported processors. Signed-off-by: Piotr Luc <piotr.luc@xxxxxxxxx> Signed-off-by: Borislav Petkov <bp@xxxxxxx> Cc: Tony Luck <tony.luck@xxxxxxxxx> Cc: linux-edac <linux-edac@xxxxxxxxxxxxxxx> Link: http://lkml.kernel.org/r/20170408172004.8463-1-piotr.luc@xxxxxxxxx Link: http://lkml.kernel.org/r/20170413201056.10525-1-bp@xxxxxxxxx Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx> --- arch/x86/kernel/cpu/mcheck/mce_intel.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/x86/kernel/cpu/mcheck/mce_intel.c b/arch/x86/kernel/cpu/mcheck/mce_intel.c index 190b3e6..e84db79 100644 --- a/arch/x86/kernel/cpu/mcheck/mce_intel.c +++ b/arch/x86/kernel/cpu/mcheck/mce_intel.c @@ -481,6 +481,9 @@ static void intel_ppin_init(struct cpuinfo_x86 *c) case INTEL_FAM6_BROADWELL_XEON_D: case INTEL_FAM6_BROADWELL_X: case INTEL_FAM6_SKYLAKE_X: + case INTEL_FAM6_XEON_PHI_KNL: + case INTEL_FAM6_XEON_PHI_KNM: + if (rdmsrl_safe(MSR_PPIN_CTL, &val)) return; -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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