From: Radim Krčmář <rkrcmar@redhat.com>
Date: Wed, 1 Jul 2015 13:31:49 +0000 (+0200)
Subject: KVM: x86: make vapics_in_nmi_mode atomic
X-Git-Tag: omap-for-v4.2/fixes-rc1^2~10^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=42720138b06301cc8a7ee8a495a6d021c4b6a9bc;p=pandora-kernel.git

KVM: x86: make vapics_in_nmi_mode atomic

Writes were a bit racy, but hard to turn into a bug at the same time.
(Particularly because modern Linux doesn't use this feature anymore.)

Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
[Actually the next patch makes it much, much easier to trigger the race
 so I'm including this one for stable@ as well. - Paolo]
Cc: stable@vger.kernel.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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