From 1952639665e92481c34c34c3e2a71bf3e66ba362 Mon Sep 17 00:00:00 2001
From: Gleb Natapov <gleb@redhat.com>
Date: Mon, 4 Jun 2012 14:53:23 +0300
Subject: [PATCH] KVM: MMU: do not iterate over all VMs in mmu_shrink()

mmu_shrink() needlessly iterates over all VMs even though it will not
attempt to free mmu pages from more than one on them. Fix that and also
check used mmu pages count outside of VM lock to skip inactive VMs faster.

Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
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