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authorNaohiro Aota <[email protected]>2022-07-09 08:18:38 +0900
committerDavid Sterba <[email protected]>2022-07-25 17:45:41 +0200
commit65ea1b66482f415d51cd46515b02477257330339 (patch)
tree1d702acd052fc95d5c9045fcf3c3fb17bb3b58fd
parentcf2404a976268f2b1b3448724c43060acb224034 (diff)
block: add bdev_max_segments() helper
Add bdev_max_segments() like other queue parameters. Reviewed-by: Johannes Thumshirn <[email protected]> Reviewed-by: Jens Axboe <[email protected]> Reviewed-by: Christoph Hellwig <[email protected]> Signed-off-by: Naohiro Aota <[email protected]> Signed-off-by: David Sterba <[email protected]>
-rw-r--r--include/linux/blkdev.h5
1 files changed, 5 insertions, 0 deletions
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;