From a3d96ed21507e8d70ddab6c7abc93d5e56aaeeb0 Mon Sep 17 00:00:00 2001 From: Damien Le Moal Date: Mon, 3 Jul 2023 11:48:11 +0900 Subject: [PATCH] scsi: block: virtio_blk: Set zone limits before revalidating zones In virtblk_probe_zoned_device(), execute blk_queue_chunk_sectors() and blk_queue_max_zone_append_sectors() to respectively set the zoned device zone size and maximum zone append sector limit before executing blk_revalidate_disk_zones(). This is to allow the block layer zone reavlidation to check these device characteristics prior to checking all zones of the device. Signed-off-by: Damien Le Moal Link: https://lore.kernel.org/r/20230703024812.76778-5-dlemoal@kernel.org Reviewed-by: Bart Van Assche Reviewed-by: Dmitry Fomichev Reviewed-by: Johannes Thumshirn Signed-off-by: Martin K. Petersen --- drivers/block/virtio_blk.c | 34 +++++++++++++++------------------- 1 file changed, 15 insertions(+), 19 deletions(-) diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c index 2b918e2..d6df295 100644 --- a/drivers/block/virtio_blk.c +++ b/drivers/block/virtio_blk.c @@ -781,7 +781,6 @@ static int virtblk_probe_zoned_device(struct virtio_device *vdev, { u32 v, wg; u8 model; - int ret; virtio_cread(vdev, struct virtio_blk_config, zoned.model, &model); @@ -836,6 +835,7 @@ static int virtblk_probe_zoned_device(struct virtio_device *vdev, vblk->zone_sectors); return -ENODEV; } + blk_queue_chunk_sectors(q, vblk->zone_sectors); dev_dbg(&vdev->dev, "zone sectors = %u\n", vblk->zone_sectors); if (virtio_has_feature(vdev, VIRTIO_BLK_F_DISCARD)) { @@ -844,26 +844,22 @@ static int virtblk_probe_zoned_device(struct virtio_device *vdev, blk_queue_max_discard_sectors(q, 0); } - ret = blk_revalidate_disk_zones(vblk->disk, NULL); - if (!ret) { - virtio_cread(vdev, struct virtio_blk_config, - zoned.max_append_sectors, &v); - if (!v) { - dev_warn(&vdev->dev, "zero max_append_sectors reported\n"); - return -ENODEV; - } - if ((v << SECTOR_SHIFT) < wg) { - dev_err(&vdev->dev, - "write granularity %u exceeds max_append_sectors %u limit\n", - wg, v); - return -ENODEV; - } - - blk_queue_max_zone_append_sectors(q, v); - dev_dbg(&vdev->dev, "max append sectors = %u\n", v); + virtio_cread(vdev, struct virtio_blk_config, + zoned.max_append_sectors, &v); + if (!v) { + dev_warn(&vdev->dev, "zero max_append_sectors reported\n"); + return -ENODEV; + } + if ((v << SECTOR_SHIFT) < wg) { + dev_err(&vdev->dev, + "write granularity %u exceeds max_append_sectors %u limit\n", + wg, v); + return -ENODEV; } + blk_queue_max_zone_append_sectors(q, v); + dev_dbg(&vdev->dev, "max append sectors = %u\n", v); - return ret; + return blk_revalidate_disk_zones(vblk->disk, NULL); } #else -- 2.7.4