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block: add bdev_max_segments() helper

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commit 65ea1b66482f415d51cd46515b02477257330339 upstream

Add bdev_max_segments() like other queue parameters.

Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Jens Axboe <axboe@kernel.dk>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Naohiro Aota <naohiro.aota@wdc.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Naohiro Aota
2022-08-22 15:07:01 +09:00
committed by Greg Kroah-Hartman
parent dd2ee2fd1f
commit 1815305d81
1 changed files with 5 additions and 0 deletions
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5
include/linux/blkdev.h
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@@ -1393,6 +1393,11 @@ bdev_max_zone_append_sectors(struct block_device *bdev)
return queue_max_zone_append_sectors(bdev_get_queue(bdev));
}
static inline unsigned int bdev_max_segments(struct block_device *bdev)
{
return queue_max_segments(bdev_get_queue(bdev));
}
static inline unsigned queue_logical_block_size(const struct request_queue *q)
{
int retval = 512;