virtiofsd: Add a helper to stop all queues

Use a helper to stop all the queues. Later in the patch series I am
planning to use this helper at one more place later in the patch series.

Signed-off-by: Vivek Goyal <vgoyal@redhat.com>
Message-Id: <20210930153037.1194279-6-vgoyal@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
This commit is contained in:
Vivek Goyal 2021-09-30 11:30:29 -04:00 committed by Dr. David Alan Gilbert
parent c68276556a
commit 50cf6d6cb7

View File

@ -740,6 +740,18 @@ static void fv_queue_cleanup_thread(struct fv_VuDev *vud, int qidx)
vud->qi[qidx] = NULL;
}
static void stop_all_queues(struct fv_VuDev *vud)
{
for (int i = 0; i < vud->nqueues; i++) {
if (!vud->qi[i]) {
continue;
}
fuse_log(FUSE_LOG_INFO, "%s: Stopping queue %d thread\n", __func__, i);
fv_queue_cleanup_thread(vud, i);
}
}
/* Callback from libvhost-user on start or stop of a queue */
static void fv_queue_set_started(VuDev *dev, int qidx, bool started)
{
@ -870,15 +882,7 @@ int virtio_loop(struct fuse_session *se)
* Make sure all fv_queue_thread()s quit on exit, as we're about to
* free virtio dev and fuse session, no one should access them anymore.
*/
for (int i = 0; i < se->virtio_dev->nqueues; i++) {
if (!se->virtio_dev->qi[i]) {
continue;
}
fuse_log(FUSE_LOG_INFO, "%s: Stopping queue %d thread\n", __func__, i);
fv_queue_cleanup_thread(se->virtio_dev, i);
}
stop_all_queues(se->virtio_dev);
fuse_log(FUSE_LOG_INFO, "%s: Exit\n", __func__);
return 0;