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| author |   Christoph Hellwig <hch@lst.de> | 2020-11-14 18:08:21 +0100 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2020-11-16 08:14:31 -0700 |
| commit | e2b6b301871719d1db0b1ed7a1ed9e06750c80fc (patch) | |
| tree | 9b7a14e4818b35034af250d1464a5fe357491e4e /block/genhd.c | |
| parent | block: switch gendisk lookup to a simple xarray (diff) | |
| download | linux-dev-e2b6b301871719d1db0b1ed7a1ed9e06750c80fc.tar.xz linux-dev-e2b6b301871719d1db0b1ed7a1ed9e06750c80fc.zip | |
block: fix the kerneldoc comment for __register_blkdev
Switch the comment to talk about __register_blkdev instead of
register_blkdev and document the new probe parameter.
Fixes: 3da1a61e7046 ("block: add an optional probe callback to major_names")
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/genhd.c')
| -rw-r--r-- | block/genhd.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/block/genhd.c b/block/genhd.c index 01d146598fe7..ec2a24799cd9 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -418,11 +418,12 @@ void blkdev_show(struct seq_file *seqf, off_t offset) #endif /* CONFIG_PROC_FS */ /** - * register_blkdev - register a new block device + * __register_blkdev - register a new block device * * @major: the requested major device number [1..BLKDEV_MAJOR_MAX-1]. If * @major = 0, try to allocate any unused major number. * @name: the name of the new block device as a zero terminated string + * @probe: allback that is called on access to any minor number of @major * * The @name must be unique within the system. * @@ -436,6 +437,8 @@ void blkdev_show(struct seq_file *seqf, off_t offset) * * See Documentation/admin-guide/devices.txt for the list of allocated * major numbers. + * + * Use register_blkdev instead for any new code. */ int __register_blkdev(unsigned int major, const char *name, void (*probe)(dev_t devt)) |