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-rw-r--r--arch/x86/include/asm/msr-index.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h
index 7d7a3cbb8..52a6d43ed 100644
--- a/arch/x86/include/asm/msr-index.h
+++ b/arch/x86/include/asm/msr-index.h
@@ -30,6 +30,7 @@
#define _EFER_SVME 12 /* Enable virtualization */
#define _EFER_LMSLE 13 /* Long Mode Segment Limit Enable */
#define _EFER_FFXSR 14 /* Enable Fast FXSAVE/FXRSTOR */
+#define _EFER_AUTOIBRS 21 /* Enable Automatic IBRS */
#define EFER_SCE (1<<_EFER_SCE)
#define EFER_LME (1<<_EFER_LME)
@@ -38,6 +39,7 @@
#define EFER_SVME (1<<_EFER_SVME)
#define EFER_LMSLE (1<<_EFER_LMSLE)
#define EFER_FFXSR (1<<_EFER_FFXSR)
+#define EFER_AUTOIBRS (1<<_EFER_AUTOIBRS)
/* Intel MSRs. Some also available on other CPUs */
@@ -166,6 +168,14 @@
* CPU is not vulnerable to Gather
* Data Sampling (GDS).
*/
+#define ARCH_CAP_RFDS_NO BIT(27) /*
+ * Not susceptible to Register
+ * File Data Sampling.
+ */
+#define ARCH_CAP_RFDS_CLEAR BIT(28) /*
+ * VERW clears CPU Register
+ * File.
+ */
#define MSR_IA32_FLUSH_CMD 0x0000010b
#define L1D_FLUSH BIT(0) /*