From: Marcelo Tosatti <mtosatti@redhat.com>
Date: Mon, 25 Oct 2010 13:58:22 +0000 (-0200)
Subject: KVM: MMU: fix rmap_remove on non present sptes
X-Git-Tag: v2.6.37-rc2~82^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=eb45fda45f915c7ca3e81e005e853cb770da2642;p=pandora-kernel.git

KVM: MMU: fix rmap_remove on non present sptes

drop_spte should not attempt to rmap_remove a non present shadow pte.

This fixes a BUG_ON seen on kvm-autotest.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Reported-by: Lucas Meneghel Rodrigues <lmr@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
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