diff options
| author | Paolo Bonzini <pbonzini@redhat.com> | 2019-05-16 20:53:20 +0200 |
|---|---|---|
| committer | Eduardo Habkost <ehabkost@redhat.com> | 2019-05-21 15:39:05 -0300 |
| commit | 20140a82c67467f53814ca197403d5e1b561a5e5 (patch) | |
| tree | 8b59f49c7614cde9d0051d747af04cfb3d59d0f5 /target/i386 | |
| parent | 2c7e82a30774730100da9dbe68d2360459030d91 (diff) | |
target/i386: add MDS-NO feature
Microarchitectural Data Sampling is a hardware vulnerability which allows
unprivileged speculative access to data which is available in various CPU
internal buffers.
Some Intel processors use the ARCH_CAP_MDS_NO bit in the
IA32_ARCH_CAPABILITIES
MSR to report that they are not vulnerable, make it available to guests.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20190516185320.28340-1-pbonzini@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Diffstat (limited to 'target/i386')
| -rw-r--r-- | target/i386/cpu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 953d78b062..2f151dad8c 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -1184,7 +1184,7 @@ static FeatureWordInfo feature_word_info[FEATURE_WORDS] = { .type = MSR_FEATURE_WORD, .feat_names = { "rdctl-no", "ibrs-all", "rsba", "skip-l1dfl-vmentry", - "ssb-no", NULL, NULL, NULL, + "ssb-no", "mds-no", NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, |