diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.9.21/0010-x86-cpufeatures-Add-AMD-feature-bits-for-Speculation.patch')
| -rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.9.21/0010-x86-cpufeatures-Add-AMD-feature-bits-for-Speculation.patch | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.9.21/0010-x86-cpufeatures-Add-AMD-feature-bits-for-Speculation.patch b/common/recipes-kernel/linux/linux-yocto-4.9.21/0010-x86-cpufeatures-Add-AMD-feature-bits-for-Speculation.patch deleted file mode 100644 index 9417a4ec..00000000 --- a/common/recipes-kernel/linux/linux-yocto-4.9.21/0010-x86-cpufeatures-Add-AMD-feature-bits-for-Speculation.patch +++ /dev/null @@ -1,51 +0,0 @@ -From 3a855b66f0fb7388b32ed33a536b4f68cd09afc3 Mon Sep 17 00:00:00 2001 -From: David Woodhouse <dwmw@amazon.co.uk> -Date: Thu, 25 Jan 2018 16:14:11 +0000 -Subject: [PATCH 10/42] x86/cpufeatures: Add AMD feature bits for Speculation - Control - -(cherry picked from commit 5d10cbc91d9eb5537998b65608441b592eec65e7) - -AMD exposes the PRED_CMD/SPEC_CTRL MSRs slightly differently to Intel. -See http://lkml.kernel.org/r/2b3e25cc-286d-8bd0-aeaf-9ac4aae39de8@amd.com - -Signed-off-by: David Woodhouse <dwmw@amazon.co.uk> -Signed-off-by: Thomas Gleixner <tglx@linutronix.de> -Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> -Cc: Tom Lendacky <thomas.lendacky@amd.com> -Cc: gnomes@lxorguk.ukuu.org.uk -Cc: ak@linux.intel.com -Cc: ashok.raj@intel.com -Cc: dave.hansen@intel.com -Cc: karahmed@amazon.de -Cc: arjan@linux.intel.com -Cc: torvalds@linux-foundation.org -Cc: peterz@infradead.org -Cc: bp@alien8.de -Cc: pbonzini@redhat.com -Cc: tim.c.chen@linux.intel.com -Cc: gregkh@linux-foundation.org -Link: https://lkml.kernel.org/r/1516896855-7642-4-git-send-email-dwmw@amazon.co.uk -Signed-off-by: David Woodhouse <dwmw@amazon.co.uk> -Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> ---- - arch/x86/include/asm/cpufeatures.h | 3 +++ - 1 file changed, 3 insertions(+) - -diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h -index 1f03888..c4d03e7 100644 ---- a/arch/x86/include/asm/cpufeatures.h -+++ b/arch/x86/include/asm/cpufeatures.h -@@ -258,6 +258,9 @@ - /* AMD-defined CPU features, CPUID level 0x80000008 (ebx), word 13 */ - #define X86_FEATURE_CLZERO (13*32+0) /* CLZERO instruction */ - #define X86_FEATURE_IRPERF (13*32+1) /* Instructions Retired Count */ -+#define X86_FEATURE_AMD_PRED_CMD (13*32+12) /* Prediction Command MSR (AMD) */ -+#define X86_FEATURE_AMD_SPEC_CTRL (13*32+14) /* Speculation Control MSR only (AMD) */ -+#define X86_FEATURE_AMD_STIBP (13*32+15) /* Single Thread Indirect Branch Predictors (AMD) */ - - /* Thermal and Power Management Leaf, CPUID level 0x00000006 (eax), word 14 */ - #define X86_FEATURE_DTHERM (14*32+ 0) /* Digital Thermal Sensor */ --- -2.7.4 - |