linux-kernel - [PATCH] use blk_queue_fua() to check QUEUE_FLAG

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Date:   Thu, 18 Nov 2021 21:33:50 +0800
From:   Yi Li <yili@...hong.com>
To:     linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-scsi@...r.kernel.org, target-devel@...r.kernel.org
Cc:     yilikernel@...il.com, yili@...hong.com, axboe@...nel.dk,
        martin.petersen@...cle.com
Subject: [PATCH] use blk_queue_fua() to check QUEUE_FLAG_FUA

We alreday has the interface blk_queue_fua() to check QUEUE_FLAG_FUA flag,
so use it.

Signed-off-by: Yi Li <yili@...hong.com>
---
 block/blk-sysfs.c                   | 2 +-
 drivers/target/target_core_iblock.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
index cef1f713370b..6a5135b216de 100644
--- a/block/blk-sysfs.c
+++ b/block/blk-sysfs.c
@@ -544,7 +544,7 @@ static ssize_t queue_wc_store(struct request_queue *q, const char *page,
 
 static ssize_t queue_fua_show(struct request_queue *q, char *page)
 {
-	return sprintf(page, "%u\n", test_bit(QUEUE_FLAG_FUA, &q->queue_flags));
+	return sprintf(page, "%u\n", blk_queue_fua(q));
 }
 
 static ssize_t queue_dax_show(struct request_queue *q, char *page)
diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c
index bf8ae4825a06..683374ddd24d 100644
--- a/drivers/target/target_core_iblock.c
+++ b/drivers/target/target_core_iblock.c
@@ -738,7 +738,7 @@ iblock_execute_rw(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents,
 		 */
 		opf = REQ_OP_WRITE;
 		miter_dir = SG_MITER_TO_SG;
-		if (test_bit(QUEUE_FLAG_FUA, &q->queue_flags)) {
+		if (blk_queue_fua(q)) {
 			if (cmd->se_cmd_flags & SCF_FUA)
 				opf |= REQ_FUA;
 			else if (!test_bit(QUEUE_FLAG_WC, &q->queue_flags))
-- 
2.25.3