test-blockjob: Acquire AioContext around job_cancel_sync()

All callers in QEMU proper hold the AioContext lock when calling
job_finish_sync(). test-blockjob should do the same when it calls the
function indirectly through job_cancel_sync().

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/include/qemu/job.h b/include/qemu/job.h
index b4a784d..63c60ef 100644
--- a/include/qemu/job.h
+++ b/include/qemu/job.h
@@ -524,6 +524,8 @@ void job_user_cancel(Job *job, bool force, Error **errp);
  *
  * Returns the return value from the job if the job actually completed
  * during the call, or -ECANCELED if it was canceled.
+ *
+ * Callers must hold the AioContext lock of job->aio_context.
  */
 int job_cancel_sync(Job *job);
 
@@ -541,6 +543,8 @@ void job_cancel_sync_all(void);
  * function).
  *
  * Returns the return value from the job.
+ *
+ * Callers must hold the AioContext lock of job->aio_context.
  */
 int job_complete_sync(Job *job, Error **errp);
 
@@ -566,6 +570,8 @@ void job_dismiss(Job **job, Error **errp);
  *
  * Returns 0 if the job is successfully completed, -ECANCELED if the job was
  * cancelled before completing, and -errno in other error cases.
+ *
+ * Callers must hold the AioContext lock of job->aio_context.
  */
 int job_finish_sync(Job *job, void (*finish)(Job *, Error **errp), Error **errp);