This is a note to let you know that I've just added the patch titled
block: add bdev_max_segments() helper
to the 5.19-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
block-add-bdev_max_segments-helper.patch
and it can be found in the queue-5.19 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 088e7356f4d57e46caa8324cf9d804d64c5bd46d
Author: Naohiro Aota <naohiro.aota@xxxxxxx>
Date: Sat Jul 9 08:18:38 2022 +0900
block: add bdev_max_segments() helper
[ Upstream commit 65ea1b66482f415d51cd46515b02477257330339 ]
Add bdev_max_segments() like other queue parameters.
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@xxxxxxx>
Reviewed-by: Jens Axboe <axboe@xxxxxxxxx>
Reviewed-by: Christoph Hellwig <hch@xxxxxx>
Signed-off-by: Naohiro Aota <naohiro.aota@xxxxxxx>
Signed-off-by: David Sterba <dsterba@xxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 2f7b43444c5f..62e3ff52ab03 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1206,6 +1206,11 @@ 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;
