From b623e347323f6464b20fb0d899a0a73522ed8f6c Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Wed, 6 Jul 2022 09:03:45 +0200 Subject: [PATCH] block: replace blkdev_nr_zones with bdev_nr_zones Pass a block_device instead of a request_queue as that is what most callers have at hand. Signed-off-by: Christoph Hellwig Reviewed-by: Chaitanya Kulkarni Reviewed-by: Johannes Thumshirn Reviewed-by: Damien Le Moal Acked-by: Damien Le Moal Link: https://lore.kernel.org/r/20220706070350.1703384-12-hch@lst.de Signed-off-by: Jens Axboe --- block/blk-zoned.c | 15 ++++++++------- block/ioctl.c | 2 +- drivers/block/null_blk/zoned.c | 2 +- drivers/md/dm-zone.c | 2 +- drivers/md/dm-zoned-target.c | 5 ++--- drivers/nvme/target/zns.c | 6 +++--- fs/zonefs/super.c | 17 ++++++++--------- include/linux/blkdev.h | 4 ++-- 8 files changed, 26 insertions(+), 27 deletions(-) diff --git a/block/blk-zoned.c b/block/blk-zoned.c index 0d431394cf90..2dec25d8aa3b 100644 --- a/block/blk-zoned.c +++ b/block/blk-zoned.c @@ -108,21 +108,22 @@ void __blk_req_zone_write_unlock(struct request *rq) EXPORT_SYMBOL_GPL(__blk_req_zone_write_unlock); /** - * blkdev_nr_zones - Get number of zones - * @disk: Target gendisk + * bdev_nr_zones - Get number of zones + * @bdev: Target device * * Return the total number of zones of a zoned block device. For a block * device without zone capabilities, the number of zones is always 0. */ -unsigned int blkdev_nr_zones(struct gendisk *disk) +unsigned int bdev_nr_zones(struct block_device *bdev) { - sector_t zone_sectors = blk_queue_zone_sectors(disk->queue); + sector_t zone_sectors = bdev_zone_sectors(bdev); - if (!blk_queue_is_zoned(disk->queue)) + if (!bdev_is_zoned(bdev)) return 0; - return (get_capacity(disk) + zone_sectors - 1) >> ilog2(zone_sectors); + return (bdev_nr_sectors(bdev) + zone_sectors - 1) >> + ilog2(zone_sectors); } -EXPORT_SYMBOL_GPL(blkdev_nr_zones); +EXPORT_SYMBOL_GPL(bdev_nr_zones); /** * blkdev_report_zones - Get zones information diff --git a/block/ioctl.c b/block/ioctl.c index 46949f1b0dba..60121e89052b 100644 --- a/block/ioctl.c +++ b/block/ioctl.c @@ -495,7 +495,7 @@ static int blkdev_common_ioctl(struct block_device *bdev, fmode_t mode, case BLKGETZONESZ: return put_uint(argp, bdev_zone_sectors(bdev)); case BLKGETNRZONES: - return put_uint(argp, blkdev_nr_zones(bdev->bd_disk)); + return put_uint(argp, bdev_nr_zones(bdev)); case BLKROGET: return put_int(argp, bdev_read_only(bdev) != 0); case BLKSSZGET: /* get block device logical block size */ diff --git a/drivers/block/null_blk/zoned.c b/drivers/block/null_blk/zoned.c index 576ab3ed082a..e62c52e96425 100644 --- a/drivers/block/null_blk/zoned.c +++ b/drivers/block/null_blk/zoned.c @@ -170,7 +170,7 @@ int null_register_zoned_dev(struct nullb *nullb) return ret; } else { blk_queue_chunk_sectors(q, dev->zone_size_sects); - q->nr_zones = blkdev_nr_zones(nullb->disk); + q->nr_zones = bdev_nr_zones(nullb->disk->part0); } blk_queue_max_zone_append_sectors(q, dev->zone_size_sects); diff --git a/drivers/md/dm-zone.c b/drivers/md/dm-zone.c index ae616b87c91a..6d105abe1241 100644 --- a/drivers/md/dm-zone.c +++ b/drivers/md/dm-zone.c @@ -301,7 +301,7 @@ int dm_set_zones_restrictions(struct dm_table *t, struct request_queue *q) * correct value to be exposed in sysfs queue/nr_zones. */ WARN_ON_ONCE(queue_is_mq(q)); - q->nr_zones = blkdev_nr_zones(md->disk); + q->nr_zones = bdev_nr_zones(md->disk->part0); /* Check if zone append is natively supported */ if (dm_table_supports_zone_append(t)) { diff --git a/drivers/md/dm-zoned-target.c b/drivers/md/dm-zoned-target.c index 0ec5d8b9b1a4..6ba6ef44b00e 100644 --- a/drivers/md/dm-zoned-target.c +++ b/drivers/md/dm-zoned-target.c @@ -793,8 +793,7 @@ static int dmz_fixup_devices(struct dm_target *ti) } zone_nr_sectors = blk_queue_zone_sectors(q); zoned_dev->zone_nr_sectors = zone_nr_sectors; - zoned_dev->nr_zones = - blkdev_nr_zones(zoned_dev->bdev->bd_disk); + zoned_dev->nr_zones = bdev_nr_zones(zoned_dev->bdev); } } else { reg_dev = NULL; @@ -805,7 +804,7 @@ static int dmz_fixup_devices(struct dm_target *ti) } q = bdev_get_queue(zoned_dev->bdev); zoned_dev->zone_nr_sectors = blk_queue_zone_sectors(q); - zoned_dev->nr_zones = blkdev_nr_zones(zoned_dev->bdev->bd_disk); + zoned_dev->nr_zones = bdev_nr_zones(zoned_dev->bdev); } if (reg_dev) { diff --git a/drivers/nvme/target/zns.c b/drivers/nvme/target/zns.c index 82b61acf7a72..c4c99b832daf 100644 --- a/drivers/nvme/target/zns.c +++ b/drivers/nvme/target/zns.c @@ -60,7 +60,7 @@ bool nvmet_bdev_zns_enable(struct nvmet_ns *ns) if (ns->bdev->bd_disk->queue->conv_zones_bitmap) return false; - ret = blkdev_report_zones(ns->bdev, 0, blkdev_nr_zones(bd_disk), + ret = blkdev_report_zones(ns->bdev, 0, bdev_nr_zones(ns->bdev), validate_conv_zones_cb, NULL); if (ret < 0) return false; @@ -241,7 +241,7 @@ static unsigned long nvmet_req_nr_zones_from_slba(struct nvmet_req *req) { unsigned int sect = nvmet_lba_to_sect(req->ns, req->cmd->zmr.slba); - return blkdev_nr_zones(req->ns->bdev->bd_disk) - + return bdev_nr_zones(req->ns->bdev) - (sect >> ilog2(bdev_zone_sectors(req->ns->bdev))); } @@ -386,7 +386,7 @@ static int zmgmt_send_scan_cb(struct blk_zone *z, unsigned i, void *d) static u16 nvmet_bdev_zone_mgmt_emulate_all(struct nvmet_req *req) { struct block_device *bdev = req->ns->bdev; - unsigned int nr_zones = blkdev_nr_zones(bdev->bd_disk); + unsigned int nr_zones = bdev_nr_zones(bdev); struct request_queue *q = bdev_get_queue(bdev); struct bio *bio = NULL; sector_t sector = 0; diff --git a/fs/zonefs/super.c b/fs/zonefs/super.c index 053299758deb..9c0eef1ff32a 100644 --- a/fs/zonefs/super.c +++ b/fs/zonefs/super.c @@ -1394,7 +1394,7 @@ static void zonefs_init_dir_inode(struct inode *parent, struct inode *inode, { struct super_block *sb = parent->i_sb; - inode->i_ino = blkdev_nr_zones(sb->s_bdev->bd_disk) + type + 1; + inode->i_ino = bdev_nr_zones(sb->s_bdev) + type + 1; inode_init_owner(&init_user_ns, inode, parent, S_IFDIR | 0555); inode->i_op = &zonefs_dir_inode_operations; inode->i_fop = &simple_dir_operations; @@ -1540,7 +1540,7 @@ static int zonefs_create_zgroup(struct zonefs_zone_data *zd, /* * The first zone contains the super block: skip it. */ - end = zd->zones + blkdev_nr_zones(sb->s_bdev->bd_disk); + end = zd->zones + bdev_nr_zones(sb->s_bdev); for (zone = &zd->zones[1]; zone < end; zone = next) { next = zone + 1; @@ -1635,8 +1635,8 @@ static int zonefs_get_zone_info(struct zonefs_zone_data *zd) struct block_device *bdev = zd->sb->s_bdev; int ret; - zd->zones = kvcalloc(blkdev_nr_zones(bdev->bd_disk), - sizeof(struct blk_zone), GFP_KERNEL); + zd->zones = kvcalloc(bdev_nr_zones(bdev), sizeof(struct blk_zone), + GFP_KERNEL); if (!zd->zones) return -ENOMEM; @@ -1648,9 +1648,9 @@ static int zonefs_get_zone_info(struct zonefs_zone_data *zd) return ret; } - if (ret != blkdev_nr_zones(bdev->bd_disk)) { + if (ret != bdev_nr_zones(bdev)) { zonefs_err(zd->sb, "Invalid zone report (%d/%u zones)\n", - ret, blkdev_nr_zones(bdev->bd_disk)); + ret, bdev_nr_zones(bdev)); return -EIO; } @@ -1816,8 +1816,7 @@ static int zonefs_fill_super(struct super_block *sb, void *data, int silent) if (ret) goto cleanup; - zonefs_info(sb, "Mounting %u zones", - blkdev_nr_zones(sb->s_bdev->bd_disk)); + zonefs_info(sb, "Mounting %u zones", bdev_nr_zones(sb->s_bdev)); if (!sbi->s_max_wro_seq_files && !sbi->s_max_active_seq_files && @@ -1833,7 +1832,7 @@ static int zonefs_fill_super(struct super_block *sb, void *data, int silent) if (!inode) goto cleanup; - inode->i_ino = blkdev_nr_zones(sb->s_bdev->bd_disk); + inode->i_ino = bdev_nr_zones(sb->s_bdev); inode->i_mode = S_IFDIR | 0555; inode->i_ctime = inode->i_mtime = inode->i_atime = current_time(inode); inode->i_op = &zonefs_dir_inode_operations; diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index c05e1cc05c26..fa2757ef4a84 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -298,7 +298,7 @@ void disk_set_zoned(struct gendisk *disk, enum blk_zoned_model model); #define BLK_ALL_ZONES ((unsigned int)-1) int blkdev_report_zones(struct block_device *bdev, sector_t sector, unsigned int nr_zones, report_zones_cb cb, void *data); -unsigned int blkdev_nr_zones(struct gendisk *disk); +unsigned int bdev_nr_zones(struct block_device *bdev); extern int blkdev_zone_mgmt(struct block_device *bdev, enum req_opf op, sector_t sectors, sector_t nr_sectors, gfp_t gfp_mask); @@ -312,7 +312,7 @@ extern int blkdev_zone_mgmt_ioctl(struct block_device *bdev, fmode_t mode, #else /* CONFIG_BLK_DEV_ZONED */ -static inline unsigned int blkdev_nr_zones(struct gendisk *disk) +static inline unsigned int bdev_nr_zones(struct block_device *bdev) { return 0; }