Merge tag 'x86_bugs_pbrsb' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

[platform/kernel/linux-starfive.git] / arch / x86 / include / asm / msr-index.h

diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h
index 182b2a1..6674bdb 100644 (file)
--- a/arch/x86/include/asm/msr-index.h
+++ b/arch/x86/include/asm/msr-index.h
@@ -150,6 +150,10 @@
                                                 * are restricted to targets in
                                                 * kernel.
                                                 */
+#define ARCH_CAP_PBRSB_NO              BIT(24) /*
+                                                * Not susceptible to Post-Barrier
+                                                * Return Stack Buffer Predictions.
+                                                */
 
 #define MSR_IA32_FLUSH_CMD             0x0000010b
 #define L1D_FLUSH                      BIT(0)  /*