diff options
Diffstat (limited to 'hw/block')
| -rw-r--r-- | hw/block/virtio-blk.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c index 6decebf2ef..1e5b918620 100644 --- a/hw/block/virtio-blk.c +++ b/hw/block/virtio-blk.c @@ -733,7 +733,6 @@ static uint32_t virtio_blk_get_features(VirtIODevice *vdev, uint32_t features) static void virtio_blk_set_status(VirtIODevice *vdev, uint8_t status) { VirtIOBlock *s = VIRTIO_BLK(vdev); - uint32_t features; if (s->dataplane && !(status & (VIRTIO_CONFIG_S_DRIVER | VIRTIO_CONFIG_S_DRIVER_OK))) { @@ -744,8 +743,6 @@ static void virtio_blk_set_status(VirtIODevice *vdev, uint8_t status) return; } - features = vdev->guest_features; - /* A guest that supports VIRTIO_BLK_F_CONFIG_WCE must be able to send * cache flushes. Thus, the "auto writethrough" behavior is never * necessary for guests that support the VIRTIO_BLK_F_CONFIG_WCE feature. @@ -761,10 +758,10 @@ static void virtio_blk_set_status(VirtIODevice *vdev, uint8_t status) * * s->blk would erroneously be placed in writethrough mode. */ - if (!(features & (1 << VIRTIO_BLK_F_CONFIG_WCE))) { + if (!virtio_has_feature(vdev, VIRTIO_BLK_F_CONFIG_WCE)) { aio_context_acquire(blk_get_aio_context(s->blk)); blk_set_enable_write_cache(s->blk, - !!(features & (1 << VIRTIO_BLK_F_WCE))); + virtio_has_feature(vdev, VIRTIO_BLK_F_WCE)); aio_context_release(blk_get_aio_context(s->blk)); } } |