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path: root/drivers/md/dm-table.c
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Diffstat (limited to 'drivers/md/dm-table.c')
-rw-r--r--drivers/md/dm-table.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
index d46839faa0ca..0dff6907fd00 100644
--- a/drivers/md/dm-table.c
+++ b/drivers/md/dm-table.c
@@ -1888,9 +1888,7 @@ static bool dm_table_supports_nowait(struct dm_table *t)
static int device_not_discard_capable(struct dm_target *ti, struct dm_dev *dev,
sector_t start, sector_t len, void *data)
{
- struct request_queue *q = bdev_get_queue(dev->bdev);
-
- return !blk_queue_discard(q);
+ return !bdev_max_discard_sectors(dev->bdev);
}
static bool dm_table_supports_discards(struct dm_table *t)
@@ -1970,15 +1968,12 @@ int dm_table_set_restrictions(struct dm_table *t, struct request_queue *q,
blk_queue_flag_clear(QUEUE_FLAG_NOWAIT, q);
if (!dm_table_supports_discards(t)) {
- blk_queue_flag_clear(QUEUE_FLAG_DISCARD, q);
- /* Must also clear discard limits... */
q->limits.max_discard_sectors = 0;
q->limits.max_hw_discard_sectors = 0;
q->limits.discard_granularity = 0;
q->limits.discard_alignment = 0;
q->limits.discard_misaligned = 0;
- } else
- blk_queue_flag_set(QUEUE_FLAG_DISCARD, q);
+ }
if (dm_table_supports_secure_erase(t))
blk_queue_flag_set(QUEUE_FLAG_SECERASE, q);