block: move a few merge helpers out of <linux/blkdev.h>

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These are block-layer internal helpers, so move them to block/blk.h and
block/blk-merge.c.  Also update a comment a bit to use better grammar.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Link: https://lore.kernel.org/r/20210920123328.1399408-16-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Christoph Hellwig 2021-09-20 14:33:26 +02:00 • committed by Jens Axboe

parent b81e0c2372

commit badf7f6437

3 changed files with 62 additions and 64 deletions

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24

block/blk-merge.c

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38

block/blk.h

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64

include/linux/blkdev.h

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