From: Marcelo Tosatti <mtosatti@redhat.com>
Date: Wed, 5 Aug 2009 18:43:58 +0000 (-0300)
Subject: KVM: MMU: limit rmap chain length
X-Git-Tag: v2.6.31-rc6~29^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=53a27b39ff4d2492f84b1fdc2f0047175f0b0b93;p=pandora-kernel.git

KVM: MMU: limit rmap chain length

Otherwise the host can spend too long traversing an rmap chain, which
happens under a spinlock.

Cc: stable@kernel.org
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
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