diff options
Diffstat (limited to 'util')
| -rw-r--r-- | util/qemu-coroutine-lock.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/util/qemu-coroutine-lock.c b/util/qemu-coroutine-lock.c index 15c82d9348..45c6b57374 100644 --- a/util/qemu-coroutine-lock.c +++ b/util/qemu-coroutine-lock.c @@ -39,10 +39,15 @@ void qemu_co_queue_init(CoQueue *queue) QSIMPLEQ_INIT(&queue->entries); } -void coroutine_fn qemu_co_queue_wait_impl(CoQueue *queue, QemuLockable *lock) +void coroutine_fn qemu_co_queue_wait_impl(CoQueue *queue, QemuLockable *lock, + CoQueueWaitFlags flags) { Coroutine *self = qemu_coroutine_self(); - QSIMPLEQ_INSERT_TAIL(&queue->entries, self, co_queue_next); + if (flags & CO_QUEUE_WAIT_FRONT) { + QSIMPLEQ_INSERT_HEAD(&queue->entries, self, co_queue_next); + } else { + QSIMPLEQ_INSERT_TAIL(&queue->entries, self, co_queue_next); + } if (lock) { qemu_lockable_unlock(lock); |