Messages in this thread | | | Date | Sat, 8 Nov 2014 10:03:55 +0100 | From | Borislav Petkov <> | Subject | Re: [PATCH] perf, amd, ibs: Update IBS MSRs and feature definitions |
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On Thu, Nov 06, 2014 at 10:57:40AM -0600, Aravind Gopalakrishnan wrote: > On 11/6/2014 10:34 AM, Borislav Petkov wrote: > >On Thu, Nov 06, 2014 at 10:26:22AM -0600, Aravind Gopalakrishnan wrote: > >>diff --git a/arch/x86/include/uapi/asm/msr-index.h b/arch/x86/include/uapi/asm/msr-index.h > >>index e21331c..ba7b609 100644 > >>--- a/arch/x86/include/uapi/asm/msr-index.h > >>+++ b/arch/x86/include/uapi/asm/msr-index.h > >>@@ -206,6 +206,8 @@ > >> #define MSR_AMD64_IBSOP_REG_MASK ((1UL<<MSR_AMD64_IBSOP_REG_COUNT)-1) > >> #define MSR_AMD64_IBSCTL 0xc001103a > >> #define MSR_AMD64_IBSBRTARGET 0xc001103b > >>+#define MSR_AMD64_IBS_FETCH_EXTD_CTL 0xc001103c > >>+#define MSR_AMD64_IBSOPDATA4 0xc001103d > >> #define MSR_AMD64_IBS_REG_COUNT_MAX 8 /* includes MSR_AMD64_IBSBRTARGET */ > >> /* Fam 16h MSRs */
> But Why? > IBS_CAPS_BRNTRGT and IBS_CAPS_OPDATA4 indicate support for the respective > MSRs
Ok, I was just making sure.
Btw, MSR_AMD64_IBS_FETCH_EXTD_CTL seems unused. Forgotten?
-- Regards/Gruss, Boris.
Sent from a fat crate under my desk. Formatting is fine. --
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