[PATCH] md/raid0: remove unused function is_io_in_chunk_boundary()

[PATCH] md/raid0: remove unused function is_io_in_chunk_boundary()

[Jason Yan]

This function is no longger needed after commit 20d0189b1012 ("block:
Introduce new bio_split()").

Signed-off-by: Jason Yan <yanaijie@huawei.com>
---
 drivers/md/raid0.c | 17 -----------------
 1 file changed, 17 deletions(-)

diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c
index aa2d72791768..35843df15b5e 100644
--- a/drivers/md/raid0.c
+++ b/drivers/md/raid0.c
@@ -426,23 +426,6 @@ static void raid0_free(struct mddev *mddev, void *priv)
 	kfree(conf);
 }
 
-/*
- * Is io distribute over 1 or more chunks ?
-*/
-static inline int is_io_in_chunk_boundary(struct mddev *mddev,
-			unsigned int chunk_sects, struct bio *bio)
-{
-	if (likely(is_power_of_2(chunk_sects))) {
-		return chunk_sects >=
-			((bio->bi_iter.bi_sector & (chunk_sects-1))
-					+ bio_sectors(bio));
-	} else{
-		sector_t sector = bio->bi_iter.bi_sector;
-		return chunk_sects >= (sector_div(sector, chunk_sects)
-						+ bio_sectors(bio));
-	}
-}
-
 static void raid0_handle_discard(struct mddev *mddev, struct bio *bio)
 {
 	struct r0conf *conf = mddev->private;
-- 
2.25.4

Re: [PATCH] md/raid0: remove unused function is_io_in_chunk_boundary()

[Song Liu]

On Mon, Sep 28, 2020 at 11:47 PM Jason Yan <yanaijie@huawei.com> wrote:
>
> This function is no longger needed after commit 20d0189b1012 ("block:
> Introduce new bio_split()").
>
> Signed-off-by: Jason Yan <yanaijie@huawei.com>

Applied to md-next. Thanks!

Song