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authorJason Yan <yanaijie@huawei.com>2020-09-29 09:47:59 +0300
committerSong Liu <songliubraving@fb.com>2020-10-09 08:31:29 +0300
commitd7a1c483f797fb92c091e66b6a6e941f766b84e0 (patch)
tree3c10f8c3f0e8290567454ab315bfc40393f30b00 /drivers/md/raid0.c
parentb6bf0830a808498146903e0e1f407a1eba95019a (diff)
downloadlinux-d7a1c483f797fb92c091e66b6a6e941f766b84e0.tar.xz
md/raid0: remove unused function is_io_in_chunk_boundary()
This function is no longger needed after commit 20d0189b1012 ("block: Introduce new bio_split()"). Signed-off-by: Jason Yan <yanaijie@huawei.com> Signed-off-by: Song Liu <songliubraving@fb.com>
Diffstat (limited to 'drivers/md/raid0.c')
-rw-r--r--drivers/md/raid0.c17
1 files changed, 0 insertions, 17 deletions
diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c
index e2de0cced707..6f44177593a5 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;