diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.9.21/0009-x86-cpufeatures-Add-Intel-feature-bits-for-Speculati.patch')
| -rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.9.21/0009-x86-cpufeatures-Add-Intel-feature-bits-for-Speculati.patch | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.9.21/0009-x86-cpufeatures-Add-Intel-feature-bits-for-Speculati.patch b/common/recipes-kernel/linux/linux-yocto-4.9.21/0009-x86-cpufeatures-Add-Intel-feature-bits-for-Speculati.patch deleted file mode 100644 index 1de4e886..00000000 --- a/common/recipes-kernel/linux/linux-yocto-4.9.21/0009-x86-cpufeatures-Add-Intel-feature-bits-for-Speculati.patch +++ /dev/null @@ -1,51 +0,0 @@ -From a56ed550fd79c3bab8aa9d0f136086314dc377f5 Mon Sep 17 00:00:00 2001 -From: David Woodhouse <dwmw@amazon.co.uk> -Date: Thu, 25 Jan 2018 16:14:10 +0000 -Subject: [PATCH 09/42] x86/cpufeatures: Add Intel feature bits for Speculation - Control - -(cherry picked from commit fc67dd70adb711a45d2ef34e12d1a8be75edde61) - -Add three feature bits exposed by new microcode on Intel CPUs for -speculation control. - -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> -Reviewed-by: Borislav Petkov <bp@suse.de> -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/1516896855-7642-3-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 9d4a422..1f03888 100644 ---- a/arch/x86/include/asm/cpufeatures.h -+++ b/arch/x86/include/asm/cpufeatures.h -@@ -296,6 +296,9 @@ - /* Intel-defined CPU features, CPUID level 0x00000007:0 (EDX), word 18 */ - #define X86_FEATURE_AVX512_4VNNIW (18*32+ 2) /* AVX-512 Neural Network Instructions */ - #define X86_FEATURE_AVX512_4FMAPS (18*32+ 3) /* AVX-512 Multiply Accumulation Single precision */ -+#define X86_FEATURE_SPEC_CTRL (18*32+26) /* Speculation Control (IBRS + IBPB) */ -+#define X86_FEATURE_STIBP (18*32+27) /* Single Thread Indirect Branch Predictors */ -+#define X86_FEATURE_ARCH_CAPABILITIES (18*32+29) /* IA32_ARCH_CAPABILITIES MSR (Intel) */ - - /* - * BUG word(s) --- -2.7.4 - |