diff options
| author | Borislav Petkov (AMD) <bp@alien8.de> | 2023-06-29 17:43:40 +0200 |
|---|---|---|
| committer | Borislav Petkov (AMD) <bp@alien8.de> | 2023-07-27 11:07:19 +0200 |
| commit | 1b5277c0ea0b247393a9c426769fde18cff5e2f6 (patch) | |
| tree | a7b68ae056148d5304ca880ec781d80bdf41595c /arch/x86/include/asm/msr-index.h | |
| parent | 79113e4060aba744787a81edb9014f2865193854 (diff) | |
x86/srso: Add SRSO_NO support
Add support for the CPUID flag which denotes that the CPU is not
affected by SRSO.
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Diffstat (limited to 'arch/x86/include/asm/msr-index.h')
| -rw-r--r-- | arch/x86/include/asm/msr-index.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h index 3aedae61af4f..c81483a3c13d 100644 --- a/arch/x86/include/asm/msr-index.h +++ b/arch/x86/include/asm/msr-index.h @@ -57,6 +57,7 @@ #define MSR_IA32_PRED_CMD 0x00000049 /* Prediction Command */ #define PRED_CMD_IBPB BIT(0) /* Indirect Branch Prediction Barrier */ +#define PRED_CMD_SBPB BIT(7) /* Selective Branch Prediction Barrier */ #define MSR_PPIN_CTL 0x0000004e #define MSR_PPIN 0x0000004f |