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| author |   Christoph Hellwig <hch@lst.de> | 2021-05-25 08:13:00 +0200 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2021-06-01 07:45:49 -0600 |
| commit | c97d93c31e5734a16bfe663085ec91b8c9fb20f9 (patch) | |
| tree | fdac112a1884242e87aa576e5f01675fc969a530 /init | |
| parent | block: move bd_part_count to struct gendisk (diff) | |
| download | wireguard-linux-c97d93c31e5734a16bfe663085ec91b8c9fb20f9.tar.xz wireguard-linux-c97d93c31e5734a16bfe663085ec91b8c9fb20f9.zip | |
block: factor out a part_devt helper
Add a helper to find the dev_t for a disk + partno tuple.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20210525061301.2242282-8-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'init')
| -rw-r--r-- | init/do_mounts.c | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/init/do_mounts.c b/init/do_mounts.c index a78e44ee6adb..74aede860de7 100644 --- a/init/do_mounts.c +++ b/init/do_mounts.c @@ -133,14 +133,8 @@ static dev_t devt_from_partuuid(const char *uuid_str) * Attempt to find the requested partition by adding an offset * to the partition number found by UUID. */ - struct block_device *part; - - part = bdget_disk(dev_to_disk(dev), - dev_to_bdev(dev)->bd_partno + offset); - if (part) { - devt = part->bd_dev; - bdput(part); - } + devt = part_devt(dev_to_disk(dev), + dev_to_bdev(dev)->bd_partno + offset); } else { devt = dev->devt; } |