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Tue, 23 Jun 2026 00:25:07 -0700 (PDT) From: Abd-Alrhman Masalkhi To: song@kernel.org, yukuai@fygo.io, magiclinan@didiglobal.com, xiao@kernel.org, axboe@kernel.dk, john.g.garry@oracle.com, martin.petersen@oracle.com, abd.masalkhi@gmail.com Cc: linux-raid@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 4/7] md/raid10: raid10_write_request() drops the barrier before calling Date: Tue, 23 Jun 2026 07:24:53 +0000 Message-ID: <20260623072456.333437-5-abd.masalkhi@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260623072456.333437-1-abd.masalkhi@gmail.com> References: <20260623072456.333437-1-abd.masalkhi@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit bio_submit_split_bioset() and reacquires it afterwards. This is unnecessary because bio_submit_split_bioset() does not require releasing the barrier protection. Remove the redundant allow_barrier()/wait_barrier() pair around bio_submit_split_bioset(). Signed-off-by: Abd-Alrhman Masalkhi --- drivers/md/raid10.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 840f0446c231..4bc1d5553ec7 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -1493,10 +1493,8 @@ static bool raid10_write_request(struct mddev *mddev, struct bio *bio, if (atomic) goto err_handle; - allow_barrier(conf); bio = bio_submit_split_bioset(bio, r10_bio->sectors, &conf->bio_split); - wait_barrier(conf, false); if (!bio) { set_bit(R10BIO_Returned, &r10_bio->state); goto err_handle; -- 2.43.0