From e2b6b301871719d1db0b1ed7a1ed9e06750c80fc Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Sat, 14 Nov 2020 18:08:21 +0100 Subject: 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 Signed-off-by: Christoph Hellwig Signed-off-by: Jens Axboe --- block/genhd.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'block/genhd.c') 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)) -- cgit v1.2.3