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由 Paolo Bonzini 提交于
Do not call bdrv_drain_recurse twice in bdrv_co_drain. A small tweak to the logic in Fam's patch, which is harmless since no one implements bdrv_drain anyway. But better get it right. Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com> Acked-by: NStefan Hajnoczi <stefanha@redhat.com> Signed-off-by: NKevin Wolf <kwolf@redhat.com>
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