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| author | Xiao Guangrong <xiaoguangrong@cn.fujitsu.com> | 2010-11-01 10:03:44 +0100 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2011-01-12 10:29:03 +0100 |
| commit | 64f638c7c44fa87e65f51eaf0f8302b9cba2d696 (patch) | |
| tree | 8aff59c0397f9231f5889d21b682a7a76e7dc66d /Documentation/bus-virt-phys-mapping.txt | |
| parent | KVM: handle more completed apfs if possible (diff) | |
| download | linux-64f638c7c44fa87e65f51eaf0f8302b9cba2d696.tar.xz linux-64f638c7c44fa87e65f51eaf0f8302b9cba2d696.zip | |
KVM: fix the race while wakeup all pv guest
In kvm_async_pf_wakeup_all(), we add a dummy apf to vcpu->async_pf.done
without holding vcpu->async_pf.lock, it will break if we are handling apfs
at this time.
Also use 'list_empty_careful()' instead of 'list_empty()'
Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Acked-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'Documentation/bus-virt-phys-mapping.txt')
0 files changed, 0 insertions, 0 deletions