diff options
| -rw-r--r-- | block/blk-zoned.c | 26 | ||||
| -rw-r--r-- | block/ioctl.c | 2 | ||||
| -rw-r--r-- | drivers/md/dm-zoned-target.c | 2 | ||||
| -rw-r--r-- | include/linux/blkdev.h | 5 |
4 files changed, 12 insertions, 23 deletions
diff --git a/block/blk-zoned.c b/block/blk-zoned.c index 618786f8275c..65a9bdc9fe27 100644 --- a/block/blk-zoned.c +++ b/block/blk-zoned.c @@ -70,30 +70,20 @@ void __blk_req_zone_write_unlock(struct request *rq) } EXPORT_SYMBOL_GPL(__blk_req_zone_write_unlock); -static inline unsigned int __blkdev_nr_zones(struct request_queue *q, - sector_t nr_sectors) -{ - sector_t zone_sectors = blk_queue_zone_sectors(q); - - return (nr_sectors + zone_sectors - 1) >> ilog2(zone_sectors); -} - /** * blkdev_nr_zones - Get number of zones - * @bdev: Target block device + * @disk: Target gendisk * - * Description: - * Return the total number of zones of a zoned block device. - * For a regular block device, the number of zones is always 0. + * 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 block_device *bdev) +unsigned int blkdev_nr_zones(struct gendisk *disk) { - struct request_queue *q = bdev_get_queue(bdev); + sector_t zone_sectors = blk_queue_zone_sectors(disk->queue); - if (!blk_queue_is_zoned(q)) + if (!blk_queue_is_zoned(disk->queue)) return 0; - - return __blkdev_nr_zones(q, get_capacity(bdev->bd_disk)); + return (get_capacity(disk) + zone_sectors - 1) >> ilog2(zone_sectors); } EXPORT_SYMBOL_GPL(blkdev_nr_zones); @@ -447,7 +437,7 @@ static int blk_update_zone_info(struct gendisk *disk, unsigned int nr_zones, int blk_revalidate_disk_zones(struct gendisk *disk) { struct request_queue *q = disk->queue; - unsigned int nr_zones = __blkdev_nr_zones(q, get_capacity(disk)); + unsigned int nr_zones = blkdev_nr_zones(disk); struct blk_revalidate_zone_args args = { .disk = disk }; int ret = 0; diff --git a/block/ioctl.c b/block/ioctl.c index 7ac8a66c9787..5de98b97af2a 100644 --- a/block/ioctl.c +++ b/block/ioctl.c @@ -512,7 +512,7 @@ int blkdev_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd, case BLKGETZONESZ: return put_uint(arg, bdev_zone_sectors(bdev)); case BLKGETNRZONES: - return put_uint(arg, blkdev_nr_zones(bdev)); + return put_uint(arg, blkdev_nr_zones(bdev->bd_disk)); case HDIO_GETGEO: return blkdev_getgeo(bdev, argp); case BLKRAGET: diff --git a/drivers/md/dm-zoned-target.c b/drivers/md/dm-zoned-target.c index 4574e0dedbd6..70a1063161c0 100644 --- a/drivers/md/dm-zoned-target.c +++ b/drivers/md/dm-zoned-target.c @@ -727,7 +727,7 @@ static int dmz_get_zoned_device(struct dm_target *ti, char *path) dev->zone_nr_blocks = dmz_sect2blk(dev->zone_nr_sectors); dev->zone_nr_blocks_shift = ilog2(dev->zone_nr_blocks); - dev->nr_zones = blkdev_nr_zones(dev->bdev); + dev->nr_zones = blkdev_nr_zones(dev->bdev->bd_disk); dmz->dev = dev; diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 6012e2592628..c5852de402b6 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -357,8 +357,7 @@ typedef int (*report_zones_cb)(struct blk_zone *zone, unsigned int idx, #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); - -extern unsigned int blkdev_nr_zones(struct block_device *bdev); +unsigned int blkdev_nr_zones(struct gendisk *disk); extern int blkdev_zone_mgmt(struct block_device *bdev, enum req_opf op, sector_t sectors, sector_t nr_sectors, gfp_t gfp_mask); @@ -371,7 +370,7 @@ 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 block_device *bdev) +static inline unsigned int blkdev_nr_zones(struct gendisk *disk) { return 0; } |