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Revert "KVM: Simplify kvm->tlbs_dirty handling"

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This reverts commit 5befdc385d.

Since we will allow flush tlb out of mmu-lock in the later
patch

Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
This commit is contained in:
Xiao Guangrong
2014-04-17 17:06:12 +08:00
committed by Marcelo Tosatti
parent 42bf549f3c
commit a086f6a1eb
3 changed files with 8 additions and 8 deletions
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virt/kvm/kvm_main.c
+4 -1
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@@ -186,9 +186,12 @@ static bool make_all_cpus_request(struct kvm *kvm, unsigned int req)
void kvm_flush_remote_tlbs(struct kvm *kvm)
{
long dirty_count = kvm->tlbs_dirty;
smp_mb();
if (make_all_cpus_request(kvm, KVM_REQ_TLB_FLUSH))
++kvm->stat.remote_tlb_flush;
kvm->tlbs_dirty = false;
cmpxchg(&kvm->tlbs_dirty, dirty_count, 0);
}
EXPORT_SYMBOL_GPL(kvm_flush_remote_tlbs);