search for: max_discard_num

Displaying 5 results from an estimated 5 matches for "max_discard_num".

[PATCH v2] virtio-blk: add DISCARD support to virtio-blk driver
2017 Jul 05
3
[PATCH v2] virtio-blk: add DISCARD support to virtio-blk driver
...d_alignment = blk_size; + q->limits.discard_granularity = blk_size; + + virtio_cread(vdev, struct virtio_blk_config, max_discard_seg, &v); + if (v) + blk_queue_max_discard_sectors(q, v); + else + blk_queue_max_discard_sectors(q, -1U); + + virtio_cread(vdev, struct virtio_blk_config, max_discard_num, &v); + if (v) + blk_queue_max_discard_segments(q, v); + else + blk_queue_max_discard_segments(q, 256); + + queue_flag_set_unlocked(QUEUE_FLAG_DISCARD, q); + } + virtio_device_ready(vdev); device_add_disk(&vdev->dev, vblk->disk); @@ -874,14 +944,14 @@ static int virtblk_r...
[PATCH v2] virtio-blk: add DISCARD support to virtio-blk driver
2017 Jul 05
3
[PATCH v2] virtio-blk: add DISCARD support to virtio-blk driver
...d_alignment = blk_size; + q->limits.discard_granularity = blk_size; + + virtio_cread(vdev, struct virtio_blk_config, max_discard_seg, &v); + if (v) + blk_queue_max_discard_sectors(q, v); + else + blk_queue_max_discard_sectors(q, -1U); + + virtio_cread(vdev, struct virtio_blk_config, max_discard_num, &v); + if (v) + blk_queue_max_discard_segments(q, v); + else + blk_queue_max_discard_segments(q, 256); + + queue_flag_set_unlocked(QUEUE_FLAG_DISCARD, q); + } + virtio_device_ready(vdev); device_add_disk(&vdev->dev, vblk->disk); @@ -874,14 +944,14 @@ static int virtblk_r...
[PATCH v2] virtio-blk: add DISCARD support to virtio-blk driver
2017 Jul 04
0
[PATCH v2] virtio-blk: add DISCARD support to virtio-blk driver
...discard_granularity = blk_size; > + > + virtio_cread(vdev, struct virtio_blk_config, max_discard_seg, &v); > + if (v) > + blk_queue_max_discard_sectors(q, v); > + else > + blk_queue_max_discard_sectors(q, -1U); > + > + virtio_cread(vdev, struct virtio_blk_config, max_discard_num, &v); > + if (v) > + blk_queue_max_discard_segments(q, v); > + else > + blk_queue_max_discard_segments(q, 256); > + > + queue_flag_set_unlocked(QUEUE_FLAG_DISCARD, q); > + } > + > virtio_device_ready(vdev); > > device_add_disk(&vdev->dev, vbl...
[PATCH v2] virtio-blk: add DISCARD support to virtio-blk driver
2017 Jul 05
2
[PATCH v2] virtio-blk: add DISCARD support to virtio-blk driver
...; + > > + virtio_cread(vdev, struct virtio_blk_config, max_discard_seg, &v); > > + if (v) > > + blk_queue_max_discard_sectors(q, v); > > + else > > + blk_queue_max_discard_sectors(q, -1U); > > + > > + virtio_cread(vdev, struct virtio_blk_config, max_discard_num, &v); > > + if (v) > > + blk_queue_max_discard_segments(q, v); > > + else > > + blk_queue_max_discard_segments(q, 256); > > + > > + queue_flag_set_unlocked(QUEUE_FLAG_DISCARD, q); > > + } > > + > > virtio_device_ready(vdev); > &g...
[PATCH v2] virtio-blk: add DISCARD support to virtio-blk driver
2017 Jul 05
2
[PATCH v2] virtio-blk: add DISCARD support to virtio-blk driver
...; + > > + virtio_cread(vdev, struct virtio_blk_config, max_discard_seg, &v); > > + if (v) > > + blk_queue_max_discard_sectors(q, v); > > + else > > + blk_queue_max_discard_sectors(q, -1U); > > + > > + virtio_cread(vdev, struct virtio_blk_config, max_discard_num, &v); > > + if (v) > > + blk_queue_max_discard_segments(q, v); > > + else > > + blk_queue_max_discard_segments(q, 256); > > + > > + queue_flag_set_unlocked(QUEUE_FLAG_DISCARD, q); > > + } > > + > > virtio_device_ready(vdev); > &g...