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Subject[PATCH 5.15 010/136] block: add bdev_max_segments() helper
Date
From: Naohiro Aota <naohiro.aota@wdc.com>

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>
---
include/linux/blkdev.h | 5 +++++
1 file changed, 5 insertions(+)

--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1393,6 +1393,11 @@ bdev_max_zone_append_sectors(struct bloc
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;

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