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Diffstat (limited to 'arch/x86/include/asm/msr-index.h')
-rw-r--r--arch/x86/include/asm/msr-index.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h
index 4f1e8b28daa0..20f7da552e90 100644
--- a/arch/x86/include/asm/msr-index.h
+++ b/arch/x86/include/asm/msr-index.h
@@ -79,6 +79,11 @@
* attack, so no Speculative Store Bypass
* control required.
*/
+#define ARCH_CAP_MDS_NO BIT(5) /*
+ * Not susceptible to
+ * Microarchitectural Data
+ * Sampling (MDS) vulnerabilities.
+ */
#define MSR_IA32_FLUSH_CMD 0x0000010b
#define L1D_FLUSH BIT(0) /*