block: move the zone_resetall flag to queue_limits
Move the zone_resetall flag into the queue_limits feature field so that it can be set atomically with the queue frozen. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Damien Le Moal <dlemoal@kernel.org> Reviewed-by: Hannes Reinecke <hare@suse.de> Link: https://lore.kernel.org/r/20240617060532.127975-24-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
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@ -91,7 +91,6 @@ static const char *const blk_queue_flag_name[] = {
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QUEUE_FLAG_NAME(REGISTERED),
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QUEUE_FLAG_NAME(QUIESCED),
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QUEUE_FLAG_NAME(PCI_P2PDMA),
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QUEUE_FLAG_NAME(ZONE_RESETALL),
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QUEUE_FLAG_NAME(RQ_ALLOC_TIME),
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QUEUE_FLAG_NAME(HCTX_ACTIVE),
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QUEUE_FLAG_NAME(SQ_SCHED),
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@ -158,7 +158,7 @@ int null_init_zoned_dev(struct nullb_device *dev,
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sector += dev->zone_size_sects;
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}
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lim->features |= BLK_FEAT_ZONED;
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lim->features |= BLK_FEAT_ZONED | BLK_FEAT_ZONE_RESETALL;
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lim->chunk_sectors = dev->zone_size_sects;
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lim->max_zone_append_sectors = dev->zone_append_max_sectors;
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lim->max_open_zones = dev->zone_max_open;
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@ -171,7 +171,6 @@ int null_register_zoned_dev(struct nullb *nullb)
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struct request_queue *q = nullb->q;
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struct gendisk *disk = nullb->disk;
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blk_queue_flag_set(QUEUE_FLAG_ZONE_RESETALL, q);
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disk->nr_zones = bdev_nr_zones(disk->part0);
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pr_info("%s: using %s zone append\n",
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@ -248,8 +248,6 @@ static int ublk_dev_param_zoned_validate(const struct ublk_device *ub)
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static void ublk_dev_param_zoned_apply(struct ublk_device *ub)
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{
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blk_queue_flag_set(QUEUE_FLAG_ZONE_RESETALL, ub->ub_disk->queue);
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ub->ub_disk->nr_zones = ublk_get_nr_zones(ub);
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}
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@ -2196,7 +2194,7 @@ static int ublk_ctrl_start_dev(struct ublk_device *ub, struct io_uring_cmd *cmd)
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if (!IS_ENABLED(CONFIG_BLK_DEV_ZONED))
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return -EOPNOTSUPP;
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lim.features |= BLK_FEAT_ZONED;
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lim.features |= BLK_FEAT_ZONED | BLK_FEAT_ZONE_RESETALL;
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lim.max_active_zones = p->max_active_zones;
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lim.max_open_zones = p->max_open_zones;
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lim.max_zone_append_sectors = p->max_zone_append_sectors;
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@ -728,7 +728,7 @@ static int virtblk_read_zoned_limits(struct virtio_blk *vblk,
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dev_dbg(&vdev->dev, "probing host-managed zoned device\n");
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lim->features |= BLK_FEAT_ZONED;
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lim->features |= BLK_FEAT_ZONED | BLK_FEAT_ZONE_RESETALL;
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virtio_cread(vdev, struct virtio_blk_config,
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zoned.max_open_zones, &v);
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@ -1548,7 +1548,6 @@ static int virtblk_probe(struct virtio_device *vdev)
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*/
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if (IS_ENABLED(CONFIG_BLK_DEV_ZONED) &&
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(lim.features & BLK_FEAT_ZONED)) {
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blk_queue_flag_set(QUEUE_FLAG_ZONE_RESETALL, vblk->disk->queue);
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err = blk_revalidate_disk_zones(vblk->disk);
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if (err)
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goto out_cleanup_disk;
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@ -108,13 +108,12 @@ free_data:
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void nvme_update_zone_info(struct nvme_ns *ns, struct queue_limits *lim,
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struct nvme_zone_info *zi)
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{
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lim->features |= BLK_FEAT_ZONED;
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lim->features |= BLK_FEAT_ZONED | BLK_FEAT_ZONE_RESETALL;
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lim->max_open_zones = zi->max_open_zones;
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lim->max_active_zones = zi->max_active_zones;
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lim->max_zone_append_sectors = ns->ctrl->max_zone_append;
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lim->chunk_sectors = ns->head->zsze =
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nvme_lba_to_sect(ns->head, zi->zone_size);
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blk_queue_flag_set(QUEUE_FLAG_ZONE_RESETALL, ns->queue);
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}
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static void *nvme_zns_alloc_report_buffer(struct nvme_ns *ns,
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@ -592,8 +592,6 @@ int sd_zbc_revalidate_zones(struct scsi_disk *sdkp)
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int sd_zbc_read_zones(struct scsi_disk *sdkp, struct queue_limits *lim,
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u8 buf[SD_BUF_SIZE])
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{
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struct gendisk *disk = sdkp->disk;
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struct request_queue *q = disk->queue;
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unsigned int nr_zones;
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u32 zone_blocks = 0;
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int ret;
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@ -601,7 +599,7 @@ int sd_zbc_read_zones(struct scsi_disk *sdkp, struct queue_limits *lim,
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if (sdkp->device->type != TYPE_ZBC)
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return 0;
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lim->features |= BLK_FEAT_ZONED;
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lim->features |= BLK_FEAT_ZONED | BLK_FEAT_ZONE_RESETALL;
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/*
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* Per ZBC and ZAC specifications, writes in sequential write required
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@ -630,7 +628,6 @@ int sd_zbc_read_zones(struct scsi_disk *sdkp, struct queue_limits *lim,
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sdkp->early_zone_info.zone_blocks = zone_blocks;
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/* The drive satisfies the kernel restrictions: set it up */
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blk_queue_flag_set(QUEUE_FLAG_ZONE_RESETALL, q);
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if (sdkp->zones_max_open == U32_MAX)
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lim->max_open_zones = 0;
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else
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@ -316,6 +316,9 @@ enum {
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/* is a zoned device */
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BLK_FEAT_ZONED = (1u << 10),
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/* supports Zone Reset All */
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BLK_FEAT_ZONE_RESETALL = (1u << 11),
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};
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/*
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@ -586,7 +589,6 @@ struct request_queue {
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#define QUEUE_FLAG_REGISTERED 22 /* queue has been registered to a disk */
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#define QUEUE_FLAG_QUIESCED 24 /* queue has been quiesced */
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#define QUEUE_FLAG_PCI_P2PDMA 25 /* device supports PCI p2p requests */
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#define QUEUE_FLAG_ZONE_RESETALL 26 /* supports Zone Reset All */
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#define QUEUE_FLAG_RQ_ALLOC_TIME 27 /* record rq->alloc_time_ns */
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#define QUEUE_FLAG_HCTX_ACTIVE 28 /* at least one blk-mq hctx is active */
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#define QUEUE_FLAG_SQ_SCHED 30 /* single queue style io dispatch */
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@ -607,7 +609,7 @@ bool blk_queue_flag_test_and_set(unsigned int flag, struct request_queue *q);
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#define blk_queue_nonrot(q) ((q)->limits.features & BLK_FEAT_ROTATIONAL)
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#define blk_queue_io_stat(q) ((q)->limits.features & BLK_FEAT_IO_STAT)
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#define blk_queue_zone_resetall(q) \
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test_bit(QUEUE_FLAG_ZONE_RESETALL, &(q)->queue_flags)
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((q)->limits.features & BLK_FEAT_ZONE_RESETALL)
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#define blk_queue_dax(q) ((q)->limits.features & BLK_FEAT_DAX)
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#define blk_queue_pci_p2pdma(q) \
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test_bit(QUEUE_FLAG_PCI_P2PDMA, &(q)->queue_flags)
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