diff options
author | Christoph Hellwig <hch@lst.de> | 2020-11-24 11:17:46 +0300 |
---|---|---|
committer | Jens Axboe <axboe@kernel.dk> | 2020-12-02 00:53:40 +0300 |
commit | 9fc995a6e08349b5c5baff2cc31544b96ee2b1c3 (patch) | |
tree | 98284848498e8ef95e5f9e9ad2f7f11ba6eb1a61 /block | |
parent | 41e5c81984eac8ce87f2b4f57fec0bd90a049b2b (diff) | |
download | linux-9fc995a6e08349b5c5baff2cc31544b96ee2b1c3.tar.xz |
block: pass a block_device to blk_alloc_devt
Pass the block_device actually needed instead of the hd_struct.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
-rw-r--r-- | block/blk.h | 2 | ||||
-rw-r--r-- | block/genhd.c | 14 | ||||
-rw-r--r-- | block/partitions/core.c | 2 |
3 files changed, 9 insertions, 9 deletions
diff --git a/block/blk.h b/block/blk.h index d5bf8f3a0781..9657c6da7c77 100644 --- a/block/blk.h +++ b/block/blk.h @@ -350,7 +350,7 @@ static inline void blk_queue_free_zone_bitmaps(struct request_queue *q) {} struct block_device *disk_map_sector_rcu(struct gendisk *disk, sector_t sector); -int blk_alloc_devt(struct hd_struct *part, dev_t *devt); +int blk_alloc_devt(struct block_device *part, dev_t *devt); void blk_free_devt(dev_t devt); char *disk_name(struct gendisk *hd, int partno, char *buf); #define ADDPART_FLAG_NONE 0 diff --git a/block/genhd.c b/block/genhd.c index b7e39b41a275..fd6333332ab5 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -570,8 +570,8 @@ static int blk_mangle_minor(int minor) } /** - * blk_alloc_devt - allocate a dev_t for a partition - * @part: partition to allocate dev_t for + * blk_alloc_devt - allocate a dev_t for a block device + * @bdev: block device to allocate dev_t for * @devt: out parameter for resulting dev_t * * Allocate a dev_t for block device. @@ -583,14 +583,14 @@ static int blk_mangle_minor(int minor) * CONTEXT: * Might sleep. */ -int blk_alloc_devt(struct hd_struct *part, dev_t *devt) +int blk_alloc_devt(struct block_device *bdev, dev_t *devt) { - struct gendisk *disk = part_to_disk(part); + struct gendisk *disk = bdev->bd_disk; int idx; /* in consecutive minor range? */ - if (part->bdev->bd_partno < disk->minors) { - *devt = MKDEV(disk->major, disk->first_minor + part->bdev->bd_partno); + if (bdev->bd_partno < disk->minors) { + *devt = MKDEV(disk->major, disk->first_minor + bdev->bd_partno); return 0; } @@ -746,7 +746,7 @@ static void __device_add_disk(struct device *parent, struct gendisk *disk, disk->flags |= GENHD_FL_UP; - retval = blk_alloc_devt(disk->part0->bd_part, &devt); + retval = blk_alloc_devt(disk->part0, &devt); if (retval) { WARN_ON(1); return; diff --git a/block/partitions/core.c b/block/partitions/core.c index 6db9ca8b722d..3d8243334c7c 100644 --- a/block/partitions/core.c +++ b/block/partitions/core.c @@ -392,7 +392,7 @@ static struct hd_struct *add_partition(struct gendisk *disk, int partno, pdev->type = &part_type; pdev->parent = ddev; - err = blk_alloc_devt(p, &devt); + err = blk_alloc_devt(bdev, &devt); if (err) goto out_bdput; pdev->devt = devt; |