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-rw-r--r--include/qemu/job.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/qemu/job.h b/include/qemu/job.h
index 5cb0681834..9e7cd1e4a0 100644
--- a/include/qemu/job.h
+++ b/include/qemu/job.h
@@ -76,6 +76,9 @@ typedef struct Job {
* Set to false by the job while the coroutine has yielded and may be
* re-entered by job_enter(). There may still be I/O or event loop activity
* pending. Accessed under block_job_mutex (in blockjob.c).
+ *
+ * When the job is deferred to the main loop, busy is true as long as the
+ * bottom half is still pending.
*/
bool busy;
@@ -156,6 +159,9 @@ typedef struct Job {
/** Notifiers called when the job transitions to READY */
NotifierList on_ready;
+ /** Notifiers called when the job coroutine yields or terminates */
+ NotifierList on_idle;
+
/** Element of the list of jobs */
QLIST_ENTRY(Job) job_list;
@@ -521,6 +527,8 @@ 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);
@@ -538,6 +546,8 @@ 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);
@@ -563,6 +573,8 @@ 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);