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authorPaolo Bonzini <pbonzini@redhat.com>2017-02-13 19:12:43 +0100
committerStefan Hajnoczi <stefanha@redhat.com>2017-02-21 11:39:40 +0000
commit1ace7ceac507d90d50ecb2e13f7222beadb64d92 (patch)
tree0a457dc7da86284d408e13ceefc764b914b90b41 /block/backup.c
parentf8c6e1cbc3d397207bedabdb2932fd6e1d7484df (diff)
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coroutine-lock: add mutex argument to CoQueue APIs
All that CoQueue needs in order to become thread-safe is help from an external mutex. Add this to the API. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Reviewed-by: Fam Zheng <famz@redhat.com> Message-id: 20170213181244.16297-6-pbonzini@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'block/backup.c')
-rw-r--r--block/backup.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/backup.c b/block/backup.c
index ea38733..fe010e7 100644
--- a/block/backup.c
+++ b/block/backup.c
@@ -64,7 +64,7 @@ static void coroutine_fn wait_for_overlapping_requests(BackupBlockJob *job,
retry = false;
QLIST_FOREACH(req, &job->inflight_reqs, list) {
if (end > req->start && start < req->end) {
- qemu_co_queue_wait(&req->wait_queue);
+ qemu_co_queue_wait(&req->wait_queue, NULL);
retry = true;
break;
}