Messages in this thread | | | Subject | Re: [PATCH v2 1/5] x86: Detection of Knights Landing A/D leak | From | Dave Hansen <> | Date | Tue, 26 Oct 2021 08:54:46 -0700 |
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On 10/21/21 5:21 AM, Nadav Amit wrote: > --- a/arch/x86/kernel/cpu/intel.c > +++ b/arch/x86/kernel/cpu/intel.c > @@ -296,6 +296,11 @@ static void early_init_intel(struct cpuinfo_x86 *c) > } > } > > + if (c->x86_model == 87) { > + pr_info_once("Enabling PTE leaking workaround\n"); > + set_cpu_bug(c, X86_BUG_PTE_LEAK); > + }
Please take a look at:
arch/x86/include/asm/intel-family.h
specifically:
#define INTEL_FAM6_XEON_PHI_KNL 0x57 /* Knights Landing */
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