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| author | Stefan Hajnoczi <stefanha@redhat.com> | 2016-06-21 13:13:10 +0100 |
|---|---|---|
| committer | Stefan Hajnoczi <stefanha@redhat.com> | 2016-06-28 13:08:31 +0100 |
| commit | 84419863f72f6b9ae1b4513fa73e28690f2d5458 (patch) | |
| tree | 41024c1b1b562a839e6665d055eaf9816ab3a074 | |
| parent | 5fa78b2a1ca228255cb4a492ebf16cbb8d80c111 (diff) | |
| download | qemu-84419863f72f6b9ae1b4513fa73e28690f2d5458.zip qemu-84419863f72f6b9ae1b4513fa73e28690f2d5458.tar.gz qemu-84419863f72f6b9ae1b4513fa73e28690f2d5458.tar.bz2 | |
virtio-blk: add VirtIOBlockConf->num_queues
The num_queues field is always 1 for the time being. A later patch will
make it a configurable device property so that multiqueue can be
enabled.
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Message-id: 1466511196-12612-2-git-send-email-stefanha@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
| -rw-r--r-- | hw/block/virtio-blk.c | 1 | ||||
| -rw-r--r-- | include/hw/virtio/virtio-blk.h | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c index beb4e12..4a3781a 100644 --- a/hw/block/virtio-blk.c +++ b/hw/block/virtio-blk.c @@ -883,6 +883,7 @@ static void virtio_blk_device_realize(DeviceState *dev, Error **errp) s->rq = NULL; s->sector_mask = (s->conf.conf.logical_block_size / BDRV_SECTOR_SIZE) - 1; + conf->num_queues = 1; s->vq = virtio_add_queue(vdev, 128, virtio_blk_handle_output); virtio_blk_data_plane_create(vdev, conf, &s->dataplane, &err); if (err != NULL) { diff --git a/include/hw/virtio/virtio-blk.h b/include/hw/virtio/virtio-blk.h index 8f2b056..9b03b6a 100644 --- a/include/hw/virtio/virtio-blk.h +++ b/include/hw/virtio/virtio-blk.h @@ -38,6 +38,7 @@ struct VirtIOBlkConf uint32_t scsi; uint32_t config_wce; uint32_t request_merging; + uint16_t num_queues; }; struct VirtIOBlockDataPlane; |