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fix(mds): check MDS_NO bit in is_cpu_mds_free()

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Stéphane Lesimple
2019-05-23 14:25:13 +02:00
parent 497efe6a82
commit 77b34d48c6
1 changed files with 3 additions and 2 deletions
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5
spectre-meltdown-checker.sh
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@@ -595,6 +595,7 @@ is_cpu_mds_free()
return 0 return 0
fi fi
fi fi
[ "$capabilities_mds_no" = 1 ] && return 0
fi fi
# official statement from AMD says none of their CPUs are vulnerable # official statement from AMD says none of their CPUs are vulnerable
@@ -2441,7 +2442,7 @@ check_cpu()
fi fi
fi fi
_info_nol " * CPU explicitly indicates not being vulnerable to Meltdown (RDCL_NO): " _info_nol " * CPU explicitly indicates not being vulnerable to Meltdown/L1TF (RDCL_NO): "
if [ "$capabilities_rdcl_no" = -1 ]; then if [ "$capabilities_rdcl_no" = -1 ]; then
pstatus yellow UNKNOWN pstatus yellow UNKNOWN
elif [ "$capabilities_rdcl_no" = 1 ]; then elif [ "$capabilities_rdcl_no" = 1 ]; then
@@ -2477,7 +2478,7 @@ check_cpu()
pstatus blue NO pstatus blue NO
fi fi
_info_nol " * CPU explicitly indicates not being vulnerable to Microarchitectural Data Sampling (MDC_NO): " _info_nol " * CPU explicitly indicates not being vulnerable to Microarchitectural Data Sampling (MDS_NO): "
if [ "$capabilities_mds_no" = -1 ]; then if [ "$capabilities_mds_no" = -1 ]; then
pstatus yellow UNKNOWN pstatus yellow UNKNOWN
elif [ "$capabilities_mds_no" = 1 ]; then elif [ "$capabilities_mds_no" = 1 ]; then