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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-11-11 06:23:37 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-11-11 06:23:37 +0100
commitf0cb9b5dfd1a6014349354e63768500a860cad53 (patch)
treeb18478292c622b7cfbc4f49dc52e1f3816ac1b99 /drivers/virtio/virtio_ring.c
parentstaging: vchiq: Have vchiu_queue_init() return 0 on success. (diff)
parentLinux 5.4-rc7 (diff)
downloadlinux-dev-f0cb9b5dfd1a6014349354e63768500a860cad53.tar.xz
linux-dev-f0cb9b5dfd1a6014349354e63768500a860cad53.zip
Merge 5.4-rc7 into staging-next
We want the staging fixes in here, and it resolves some merge issues. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/virtio/virtio_ring.c')
-rw-r--r--drivers/virtio/virtio_ring.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index bdc08244a648..a8041e451e9e 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -1499,9 +1499,6 @@ static bool virtqueue_enable_cb_delayed_packed(struct virtqueue *_vq)
* counter first before updating event flags.
*/
virtio_wmb(vq->weak_barriers);
- } else {
- used_idx = vq->last_used_idx;
- wrap_counter = vq->packed.used_wrap_counter;
}
if (vq->packed.event_flags_shadow == VRING_PACKED_EVENT_FLAG_DISABLE) {
@@ -1518,7 +1515,9 @@ static bool virtqueue_enable_cb_delayed_packed(struct virtqueue *_vq)
*/
virtio_mb(vq->weak_barriers);
- if (is_used_desc_packed(vq, used_idx, wrap_counter)) {
+ if (is_used_desc_packed(vq,
+ vq->last_used_idx,
+ vq->packed.used_wrap_counter)) {
END_USE(vq);
return false;
}