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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 fda3bf75de6c..127fc249def7 100644
--- a/arch/x86/include/asm/msr-index.h
+++ b/arch/x86/include/asm/msr-index.h
@@ -84,6 +84,7 @@
* Microarchitectural Data
* Sampling (MDS) vulnerabilities.
*/
+#define ARCH_CAP_TSX_CTRL_MSR BIT(7) /* MSR for TSX control is available. */
#define MSR_IA32_FLUSH_CMD 0x0000010b
#define L1D_FLUSH BIT(0) /*
@@ -94,6 +95,10 @@
#define MSR_IA32_BBL_CR_CTL 0x00000119
#define MSR_IA32_BBL_CR_CTL3 0x0000011e
+#define MSR_IA32_TSX_CTRL 0x00000122
+#define TSX_CTRL_RTM_DISABLE BIT(0) /* Disable RTM feature */
+#define TSX_CTRL_CPUID_CLEAR BIT(1) /* Disable TSX enumeration */
+
#define MSR_IA32_SYSENTER_CS 0x00000174
#define MSR_IA32_SYSENTER_ESP 0x00000175
#define MSR_IA32_SYSENTER_EIP 0x00000176