linux-kernel - [PATCH V2 1/3] block: set ioprio for zone-reset bio

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Date:   Tue, 20 Aug 2019 23:11:54 -0700
From:   Chaitanya Kulkarni <chaitanya.kulkarni@....com>
To:     linux-block@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     axboe@...nel.dk, Chaitanya Kulkarni <chaitanya.kulkarni@....com>
Subject: [PATCH V2 1/3] block: set ioprio for zone-reset bio

Set the current process's iopriority to the bio for REQ_OP_ZONE_RESET
and REQ_OP_ZONE_RESET_ALL.

Reviewed-by: Martin K. Petersen <martin.petersen@...cle.com>
Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@....com>
---
 block/blk-zoned.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/block/blk-zoned.c b/block/blk-zoned.c
index 4bc5f260248a..741759b5e302 100644
--- a/block/blk-zoned.c
+++ b/block/blk-zoned.c
@@ -214,6 +214,7 @@ static int __blkdev_reset_all_zones(struct block_device *bdev, gfp_t gfp_mask)
 	/* across the zones operations, don't need any sectors */
 	bio_set_dev(bio, bdev);
 	bio_set_op_attrs(bio, REQ_OP_ZONE_RESET_ALL, 0);
+	bio_set_prio(bio, get_current_ioprio());
 
 	ret = submit_bio_wait(bio);
 	bio_put(bio);
@@ -290,6 +291,7 @@ int blkdev_reset_zones(struct block_device *bdev,
 		bio->bi_iter.bi_sector = sector;
 		bio_set_dev(bio, bdev);
 		bio_set_op_attrs(bio, REQ_OP_ZONE_RESET, 0);
+		bio_set_prio(bio, get_current_ioprio());
 
 		sector += zone_sectors;
 
-- 
2.17.0