4.14-stable review patch.  If anyone has any objections, please let me know.

------------------

From: David Woodhouse <d...@amazon.co.uk>

commit e24f14b0ff985f3e09e573ba1134bfdf42987e05 upstream

Signed-off-by: David Woodhouse <d...@amazon.co.uk>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
 tools/arch/x86/include/asm/cpufeatures.h |    3 +++
 1 file changed, 3 insertions(+)

--- a/tools/arch/x86/include/asm/cpufeatures.h
+++ b/tools/arch/x86/include/asm/cpufeatures.h
@@ -219,6 +219,7 @@
 #define X86_FEATURE_IBPB               ( 7*32+26) /* Indirect Branch 
Prediction Barrier */
 #define X86_FEATURE_STIBP              ( 7*32+27) /* Single Thread Indirect 
Branch Predictors */
 #define X86_FEATURE_ZEN                        ( 7*32+28) /* "" CPU is AMD 
family 0x17 (Zen) */
+#define X86_FEATURE_L1TF_PTEINV                ( 7*32+29) /* "" L1TF 
workaround PTE inversion */
 
 /* Virtualization flags: Linux defined, word 8 */
 #define X86_FEATURE_TPR_SHADOW         ( 8*32+ 0) /* Intel TPR Shadow */
@@ -338,6 +339,7 @@
 #define X86_FEATURE_PCONFIG            (18*32+18) /* Intel PCONFIG */
 #define X86_FEATURE_SPEC_CTRL          (18*32+26) /* "" Speculation Control 
(IBRS + IBPB) */
 #define X86_FEATURE_INTEL_STIBP                (18*32+27) /* "" Single Thread 
Indirect Branch Predictors */
+#define X86_FEATURE_FLUSH_L1D          (18*32+28) /* Flush L1D cache */
 #define X86_FEATURE_ARCH_CAPABILITIES  (18*32+29) /* IA32_ARCH_CAPABILITIES 
MSR (Intel) */
 #define X86_FEATURE_SPEC_CTRL_SSBD     (18*32+31) /* "" Speculative Store 
Bypass Disable */
 
@@ -370,5 +372,6 @@
 #define X86_BUG_SPECTRE_V1             X86_BUG(15) /* CPU is affected by 
Spectre variant 1 attack with conditional branches */
 #define X86_BUG_SPECTRE_V2             X86_BUG(16) /* CPU is affected by 
Spectre variant 2 attack with indirect branches */
 #define X86_BUG_SPEC_STORE_BYPASS      X86_BUG(17) /* CPU is affected by 
speculative store bypass attack */
+#define X86_BUG_L1TF                   X86_BUG(18) /* CPU is affected by L1 
Terminal Fault */
 
 #endif /* _ASM_X86_CPUFEATURES_H */


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