There are no more end-users of REQ_OP_WRITE_SAME left, so we can start
deleting it.
Signed-off-by: Christoph Hellwig <h...@lst.de>
---
drivers/md/md-linear.c | 1 -
drivers/md/md-multipath.c | 1 -
drivers/md/md.h | 7 -------
drivers/md/raid0.c | 2 --
drivers/md/raid1.c | 4 +---
drivers/md/raid10.c | 1 -
drivers/md/raid5.c | 1 -
7 files changed, 1 insertion(+), 16 deletions(-)
diff --git a/drivers/md/md-linear.c b/drivers/md/md-linear.c
index 1ff51647a6822..0f55b079371b1 100644
--- a/drivers/md/md-linear.c
+++ b/drivers/md/md-linear.c
@@ -259,7 +259,6 @@ static bool linear_make_request(struct mddev *mddev, struct
bio *bio)
if (mddev->gendisk)
trace_block_bio_remap(bio, disk_devt(mddev->gendisk),
bio_sector);
- mddev_check_writesame(mddev, bio);
mddev_check_write_zeroes(mddev, bio);
submit_bio_noacct(bio);
}
diff --git a/drivers/md/md-multipath.c b/drivers/md/md-multipath.c
index 97fb948e3e741..68dec76694d53 100644
--- a/drivers/md/md-multipath.c
+++ b/drivers/md/md-multipath.c
@@ -127,7 +127,6 @@ static bool multipath_make_request(struct mddev *mddev,
struct bio * bio)
mp_bh->bio.bi_opf |= REQ_FAILFAST_TRANSPORT;
mp_bh->bio.bi_end_io = multipath_end_request;
mp_bh->bio.bi_private = mp_bh;
- mddev_check_writesame(mddev, &mp_bh->bio);
mddev_check_write_zeroes(mddev, &mp_bh->bio);
submit_bio_noacct(&mp_bh->bio);
return true;
diff --git a/drivers/md/md.h b/drivers/md/md.h
index f1bf3625ef4c9..6ac2838645336 100644
--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -797,13 +797,6 @@ static inline void mddev_clear_unsupported_flags(struct
mddev *mddev,
mddev->flags &= ~unsupported_flags;
}
-static inline void mddev_check_writesame(struct mddev *mddev, struct bio *bio)
-{
- if (bio_op(bio) == REQ_OP_WRITE_SAME &&
- !bio->bi_bdev->bd_disk->queue->limits.max_write_same_sectors)
- mddev->queue->limits.max_write_same_sectors = 0;
-}
-
static inline void mddev_check_write_zeroes(struct mddev *mddev, struct bio
*bio)
{
if (bio_op(bio) == REQ_OP_WRITE_ZEROES &&
diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c
index b59a77b31b90d..b21e101183f44 100644
--- a/drivers/md/raid0.c
+++ b/drivers/md/raid0.c
@@ -402,7 +402,6 @@ static int raid0_run(struct mddev *mddev)
bool discard_supported = false;
blk_queue_max_hw_sectors(mddev->queue, mddev->chunk_sectors);
- blk_queue_max_write_same_sectors(mddev->queue,
mddev->chunk_sectors);
blk_queue_max_write_zeroes_sectors(mddev->queue,
mddev->chunk_sectors);
blk_queue_max_discard_sectors(mddev->queue, UINT_MAX);
@@ -594,7 +593,6 @@ static bool raid0_make_request(struct mddev *mddev, struct
bio *bio)
if (mddev->gendisk)
trace_block_bio_remap(bio, disk_devt(mddev->gendisk),
bio_sector);
- mddev_check_writesame(mddev, bio);
mddev_check_write_zeroes(mddev, bio);
submit_bio_noacct(bio);
return true;
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index c3288d46948de..9cec48d335065 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -3147,10 +3147,8 @@ static int raid1_run(struct mddev *mddev)
if (IS_ERR(conf))
return PTR_ERR(conf);
- if (mddev->queue) {
- blk_queue_max_write_same_sectors(mddev->queue, 0);
+ if (mddev->queue)
blk_queue_max_write_zeroes_sectors(mddev->queue, 0);
- }
rdev_for_each(rdev, mddev) {
if (!mddev->gendisk)
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 5dd2e17e1d0ea..764ca020b7a40 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -4113,7 +4113,6 @@ static int raid10_run(struct mddev *mddev)
if (mddev->queue) {
blk_queue_max_discard_sectors(mddev->queue,
UINT_MAX);
- blk_queue_max_write_same_sectors(mddev->queue, 0);
blk_queue_max_write_zeroes_sectors(mddev->queue, 0);
blk_queue_io_min(mddev->queue, mddev->chunk_sectors << 9);
raid10_set_io_opt(conf);
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 8891aaba65964..f5f36fdd37336 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -7767,7 +7767,6 @@ static int raid5_run(struct mddev *mddev)
mddev->queue->limits.discard_alignment = stripe;
mddev->queue->limits.discard_granularity = stripe;
- blk_queue_max_write_same_sectors(mddev->queue, 0);
blk_queue_max_write_zeroes_sectors(mddev->queue, 0);
rdev_for_each(rdev, mddev) {
--
2.30.2
--
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