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authorStefan Hajnoczi <stefanha@redhat.com>2016-06-21 11:02:11 +0100
committerStefan Hajnoczi <stefanha@redhat.com>2016-06-28 13:08:31 +0100
commit17c42b1f6bc22c64e36b7172990ac65f00be173b (patch)
tree7e0a0a074a9c11b7bcdb01c4d8710a2e47755467
parentfdc997ef54c5b2c3483969aee5f1d5f2a7587520 (diff)
Revert "virtio: sync the dataplane vring state to the virtqueue before virtio_save"
This reverts commit 10a06fd65f667a972848ebbbcac11bdba931b544. Dataplane has used the same virtqueue code as non-dataplane since commits e24a47c5b73e04f94030e2daa356c7582aebfca2 ("virtio-scsi: do not use vring in dataplane") and 03de2f527499ae0c6d16a379665d072345254f2c ("virtio-blk: do not use vring in dataplane"). It is no longer necessary to stop dataplane in order to sync state since there is no duplicated virtqueue state. Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com> Reviewed-by: Pavel Butsykin <pbutsykin@virtuozzo.com> Message-id: 1466503331-9831-1-git-send-email-stefanha@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
-rw-r--r--hw/block/virtio-blk.c5
-rw-r--r--hw/scsi/virtio-scsi.c5
2 files changed, 0 insertions, 10 deletions
diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c
index 284e64667c..beb4e12049 100644
--- a/hw/block/virtio-blk.c
+++ b/hw/block/virtio-blk.c
@@ -795,11 +795,6 @@ static void virtio_blk_set_status(VirtIODevice *vdev, uint8_t status)
static void virtio_blk_save(QEMUFile *f, void *opaque)
{
VirtIODevice *vdev = VIRTIO_DEVICE(opaque);
- VirtIOBlock *s = VIRTIO_BLK(vdev);
-
- if (s->dataplane) {
- virtio_blk_data_plane_stop(s->dataplane);
- }
virtio_save(vdev, f);
}
diff --git a/hw/scsi/virtio-scsi.c b/hw/scsi/virtio-scsi.c
index 71d09d3ef3..e8179d6616 100644
--- a/hw/scsi/virtio-scsi.c
+++ b/hw/scsi/virtio-scsi.c
@@ -666,11 +666,6 @@ static void virtio_scsi_reset(VirtIODevice *vdev)
static void virtio_scsi_save(QEMUFile *f, void *opaque)
{
VirtIODevice *vdev = VIRTIO_DEVICE(opaque);
- VirtIOSCSI *s = VIRTIO_SCSI(vdev);
-
- if (s->dataplane_started) {
- virtio_scsi_dataplane_stop(s);
- }
virtio_save(vdev, f);
}