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KVM: mmu_notifier: Flush TLBs before releasing mmu_lock
authorTakuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>
Fri, 10 Feb 2012 06:28:31 +0000 (15:28 +0900)
committerAvi Kivity <avi@redhat.com>
Thu, 8 Mar 2012 12:10:23 +0000 (14:10 +0200)
commit565f3be2174611f364405bbea2d86e153c2e7e78
tree6605216c0d4f06043ddf6bbcb9b3d5a82571ccc6tree | snapshot
parentdb3fe4eb45f3555d91a7124e18cf3a2f2a30eb90commit | diff
KVM: mmu_notifier: Flush TLBs before releasing mmu_lock

Other threads may process the same page in that small window and skip
TLB flush and then return before these functions do flush.

Signed-off-by: Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
virt/kvm/kvm_main.c diff | blob | history
Domain: System / Kernel;