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authorMichael S. Tsirkin <mst@redhat.com>2018-01-24 19:19:41 +0200
committerMichael S. Tsirkin <mst@redhat.com>2018-01-24 19:20:19 +0200
commitce3a9eaff4e5f29514dba35a001894cb7a238e07 (patch)
tree2d4e52c7005a744d528f2f923ce7a72f08c50b68 /hw/virtio
parent52483b067cce4a88ffbf8fbeea26de7549d2ad23 (diff)
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Revert "virtio: improve virtio devices initialization time"
This reverts commit 6f0bb230722931d17fb284eee8efd40b9d653822. This reverts commit f87d72f5c5bff0837d409a56bd34f439a90119ca as that is reported to break cleanup and migration. Cc: Gal Hammer <ghammer@redhat.com> Cc: Sitong Liu <siliu@redhat.com> Cc: Xiaoling Gao <xiagao@redhat.com> Suggested-by: Greg Kurz <groug@kaod.org> Suggested-by: Paolo Bonzini <pbonzini@redhat.com> Reported-by: Jose Ricardo Ziviani <joserz@linux.vnet.ibm.com> Reported-by: Daniel Henrique Barboza <danielhb@linux.vnet.ibm.com>
Diffstat (limited to 'hw/virtio')
-rw-r--r--hw/virtio/virtio.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c
index 3ac3491..d6002ee 100644
--- a/hw/virtio/virtio.c
+++ b/hw/virtio/virtio.c
@@ -2574,7 +2574,6 @@ static int virtio_device_start_ioeventfd_impl(VirtIODevice *vdev)
VirtioBusState *qbus = VIRTIO_BUS(qdev_get_parent_bus(DEVICE(vdev)));
int n, r, err;
- memory_region_transaction_begin();
for (n = 0; n < VIRTIO_QUEUE_MAX; n++) {
VirtQueue *vq = &vdev->vq[n];
if (!virtio_queue_get_num(vdev, n)) {
@@ -2597,7 +2596,6 @@ static int virtio_device_start_ioeventfd_impl(VirtIODevice *vdev)
}
event_notifier_set(&vq->host_notifier);
}
- memory_region_transaction_commit();
return 0;
assign_error:
@@ -2611,7 +2609,6 @@ assign_error:
r = virtio_bus_set_host_notifier(qbus, n, false);
assert(r >= 0);
}
- memory_region_transaction_commit();
return err;
}
@@ -2628,7 +2625,6 @@ static void virtio_device_stop_ioeventfd_impl(VirtIODevice *vdev)
VirtioBusState *qbus = VIRTIO_BUS(qdev_get_parent_bus(DEVICE(vdev)));
int n, r;
- memory_region_transaction_begin();
for (n = 0; n < VIRTIO_QUEUE_MAX; n++) {
VirtQueue *vq = &vdev->vq[n];
@@ -2639,7 +2635,6 @@ static void virtio_device_stop_ioeventfd_impl(VirtIODevice *vdev)
r = virtio_bus_set_host_notifier(qbus, n, false);
assert(r >= 0);
}
- memory_region_transaction_commit();
}
void virtio_device_stop_ioeventfd(VirtIODevice *vdev)