1 files changed, 3 insertions, 0 deletions

diff --git a/tools/arch/x86/include/asm/cpufeatures.h b/tools/arch/x86/include/asm/cpufeatures.h
index 998c2cc08363..e880f2408e29 100644
--- a/tools/arch/x86/include/asm/cpufeatures.h
+++ b/tools/arch/x86/include/asm/cpufeatures.h
@@ -281,6 +281,8 @@
 #define X86_FEATURE_CQM_OCCUP_LLC       (11*32+ 1) /* LLC occupancy monitoring */
 #define X86_FEATURE_CQM_MBM_TOTAL       (11*32+ 2) /* LLC Total MBM monitoring */
 #define X86_FEATURE_CQM_MBM_LOCAL       (11*32+ 3) /* LLC Local MBM monitoring */
+#define X86_FEATURE_FENCE_SWAPGS_USER   (11*32+ 4) /* "" LFENCE in user entry SWAPGS path */
+#define X86_FEATURE_FENCE_SWAPGS_KERNEL (11*32+ 5) /* "" LFENCE in kernel entry SWAPGS path */
 
 /* Intel-defined CPU features, CPUID level 0x00000007:1 (EAX), word 12 */
 #define X86_FEATURE_AVX512_BF16         (12*32+ 5) /* AVX512 BFLOAT16 instructions */
@@ -394,5 +396,6 @@
 #define X86_BUG_L1TF                    X86_BUG(18) /* CPU is affected by L1 Terminal Fault */
 #define X86_BUG_MDS                     X86_BUG(19) /* CPU is affected by Microarchitectural data sampling */
 #define X86_BUG_MSBDS_ONLY              X86_BUG(20) /* CPU is only affected by the  MSDBS variant of BUG_MDS */
+#define X86_BUG_SWAPGS                  X86_BUG(21) /* CPU is affected by speculation through SWAPGS */
 
 #endif /* _ASM_X86_CPUFEATURES_H */