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| author | Xiao Guangrong | 2010-11-19 10:01:40 +0100 |
|---|---|---|
| committer | Avi Kivity | 2011-01-12 10:29:43 +0100 |
| commit | 30bfb3c4256422221cc763ff6e749ce8aca8e5c9 (patch) | |
| tree | d3816bef1c74ce4d1acd6d80c634d50f7e60e644 /arch/x86/xen/xen-head.S | |
| parent | KVM: PPC: Fix compile warning (diff) | |
| download | kernel-qcow2-linux-30bfb3c4256422221cc763ff6e749ce8aca8e5c9.tar.gz kernel-qcow2-linux-30bfb3c4256422221cc763ff6e749ce8aca8e5c9.tar.xz kernel-qcow2-linux-30bfb3c4256422221cc763ff6e749ce8aca8e5c9.zip | |
KVM: MMU: fix forgot flush tlbs on sync_page path
We should flush all tlbs after drop spte on sync_page path since
Quote from Avi:
| sync_page
| drop_spte
| kvm_mmu_notifier_invalidate_page
| kvm_unmap_rmapp
| spte doesn't exist -> no flush
| page is freed
| guest can write into freed page?
KVM-Stable-Tag.
Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'arch/x86/xen/xen-head.S')
0 files changed, 0 insertions, 0 deletions