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authorAndy Honig <ahonig@google.com>2014-08-27 20:16:44 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2014-10-24 13:21:08 +0200
commit8b3c3104c3f4f706e99365c3e0d2aa61b95f969f (patch)
treeccb686a3c75ce3b921a77038365752130b6ff589 /arch/x86/kvm/i8254.c
parentKVM: x86: Check non-canonical addresses upon WRMSR (diff)
downloadlinux-8b3c3104c3f4f706e99365c3e0d2aa61b95f969f.tar.xz
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KVM: x86: Prevent host from panicking on shared MSR writes.
The previous patch blocked invalid writes directly when the MSR is written. As a precaution, prevent future similar mistakes by gracefulling handle GPs caused by writes to shared MSRs. Cc: stable@vger.kernel.org Signed-off-by: Andrew Honig <ahonig@google.com> [Remove parts obsoleted by Nadav's patch. - Paolo] Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/i8254.c')
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