commit | ae526e32bd36cfb84045c8d2fd34e0b9e39a52f8 | [log] [tgz] |
---|---|---|
author | Xiao Guangrong <xiaoguangrong@tencent.com> | Tue Aug 21 16:10:25 2018 +0800 |
committer | Juan Quintela <quintela@redhat.com> | Wed Aug 22 12:36:18 2018 +0200 |
tree | bd6083598307d47aec30506bfe26b7ec0fe4ece5 | |
parent | 5e5fdcff28ebbba2004c6498218f506f364f1e8a [diff] |
migration: hold the lock only if it is really needed Try to hold src_page_req_mutex only if the queue is not empty Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: Peter Xu <peterx@redhat.com> Signed-off-by: Xiao Guangrong <xiaoguangrong@tencent.com> Reviewed-by: Juan Quintela <quintela@redhat.com> Signed-off-by: Juan Quintela <quintela@redhat.com>