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-rw-r--r--drivers/md/dm-raid.c9
1 files changed, 0 insertions, 9 deletions
diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c
index 67372e1a167d..bf4a467fc73a 100644
--- a/drivers/md/dm-raid.c
+++ b/drivers/md/dm-raid.c
@@ -3750,15 +3750,6 @@ static void raid_io_hints(struct dm_target *ti, struct queue_limits *limits)
blk_limits_io_min(limits, chunk_size_bytes);
blk_limits_io_opt(limits, chunk_size_bytes * mddev_data_stripes(rs));
-
- /*
- * RAID0 and RAID10 personalities require bio splitting,
- * RAID1/4/5/6 don't and process large discard bios properly.
- */
- if (rs_is_raid0(rs) || rs_is_raid10(rs)) {
- limits->discard_granularity = chunk_size_bytes;
- limits->max_discard_sectors = rs->md.chunk_sectors;
- }
}
static void raid_postsuspend(struct dm_target *ti)