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[PATCH] target/i386: add PSCHANGE_NO bit for the ARCH_CAPABILITIES MSR
From: |
Paolo Bonzini |
Subject: |
[PATCH] target/i386: add PSCHANGE_NO bit for the ARCH_CAPABILITIES MSR |
Date: |
Wed, 13 Nov 2019 15:54:25 +0100 |
From: speck for Paolo Bonzini <address@hidden>
This is required to disable ITLB multihit mitigations in nested
hypervisors.
Signed-off-by: Paolo Bonzini <address@hidden>
---
target/i386/cpu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index a624163ac2..2f60df37c4 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -1204,7 +1204,7 @@ static FeatureWordInfo feature_word_info[FEATURE_WORDS] =
{
.type = MSR_FEATURE_WORD,
.feat_names = {
"rdctl-no", "ibrs-all", "rsba", "skip-l1dfl-vmentry",
- "ssb-no", "mds-no", NULL, NULL,
+ "ssb-no", "mds-no", "pschange-mc-no", NULL,
NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL,
--
2.21.0
- [PATCH] target/i386: add PSCHANGE_NO bit for the ARCH_CAPABILITIES MSR,
Paolo Bonzini <=