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-rw-r--r--arch/x86/kernel/cpu/common.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index 43a927eb9c09..df28e931d732 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -1005,6 +1005,9 @@ static void __init cpu_set_bug_bits(struct cpuinfo_x86 *c)
!cpu_has(c, X86_FEATURE_AMD_SSB_NO))
setup_force_cpu_bug(X86_BUG_SPEC_STORE_BYPASS);
+ if (ia32_cap & ARCH_CAP_IBRS_ALL)
+ setup_force_cpu_cap(X86_FEATURE_IBRS_ENHANCED);
+
if (x86_match_cpu(cpu_no_meltdown))
return;