diff mbox series

[kvmtool,9/9] virtio/blk: sync I/O on reset

Message ID 20190218130702.32575-10-jean-philippe.brucker@arm.com (mailing list archive)
State New, archived
Headers show
Series Disk fixes and AIO reset | expand

Commit Message

Jean-Philippe Brucker Feb. 18, 2019, 1:07 p.m. UTC 
Ensure that all requests are complete when resetting a virtqueue, by
draining the AIO queue after stopping the submission thread.

Signed-off-by: Jean-Philippe Brucker <jean-philippe.brucker@arm.com>
---
 virtio/blk.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/virtio/blk.c b/virtio/blk.c
index 6e7a1ee36..50db6f5fc 100644
--- a/virtio/blk.c
+++ b/virtio/blk.c
@@ -248,6 +248,8 @@  static void exit_vq(struct kvm *kvm, void *dev, u32 vq)
 	close(bdev->io_efd);
 	pthread_cancel(bdev->io_thread);
 	pthread_join(bdev->io_thread, NULL);
+
+	disk_image__wait(bdev->disk);
 }
 
 static int notify_vq(struct kvm *kvm, void *dev, u32 vq)