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Fri, 14 Nov 2025 15:54:49 -0800 (PST) Received: from khazhy-linux.svl.corp.google.com ([2a00:79e0:2e5b:9:bb76:6725:868a:78e5]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-2a49db7a753sm14114818eec.6.2025.11.14.15.54.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 14 Nov 2025 15:54:49 -0800 (PST) From: Khazhismel Kumykov X-Google-Original-From: Khazhismel Kumykov To: Tejun Heo , Josef Bacik , Jens Axboe Cc: cgroups@vger.kernel.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, Guenter Roeck , Yu Kuai , Khazhismel Kumykov Subject: [PATCH v2 2/3] block/blk-throttle: drop unneeded blk_stat_enable_accounting Date: Fri, 14 Nov 2025 15:54:33 -0800 Message-ID: <20251114235434.2168072-3-khazhy@google.com> X-Mailer: git-send-email 2.52.0.rc1.455.g30608eb744-goog In-Reply-To: <20251114235434.2168072-1-khazhy@google.com> References: <20251114235434.2168072-1-khazhy@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Guenter Roeck After the removal of CONFIG_BLK_DEV_THROTTLING_LOW, it is no longer necessary to enable block accounting, so remove the call to blk_stat_enable_accounting(). With that, the track_bio_latency variable is no longer used and can be deleted from struct throtl_data. Also, including blk-stat.h is no longer necessary. Fixes: bf20ab538c81 ("blk-throttle: remove CONFIG_BLK_DEV_THROTTLING_LOW") Cc: Yu Kuai Cc: Tejun Heo Signed-off-by: Guenter Roeck Signed-off-by: Khazhismel Kumykov Reviewed-by: Yu Kuai --- block/blk-throttle.c | 6 ------ 1 file changed, 6 deletions(-) diff --git a/block/blk-throttle.c b/block/blk-throttle.c index c19d052a8f2f..041bcf7b2c7c 100644 --- a/block/blk-throttle.c +++ b/block/blk-throttle.c @@ -12,7 +12,6 @@ #include #include "blk.h" #include "blk-cgroup-rwstat.h" -#include "blk-stat.h" #include "blk-throttle.h" =20 /* Max dispatch from a group in 1 round */ @@ -43,8 +42,6 @@ struct throtl_data =20 /* Work for dispatching throttled bios */ struct work_struct dispatch_work; - - bool track_bio_latency; }; =20 static void throtl_pending_timer_fn(struct timer_list *t); @@ -1340,9 +1337,6 @@ static int blk_throtl_init(struct gendisk *disk) } =20 td->throtl_slice =3D DFL_THROTL_SLICE; - td->track_bio_latency =3D !queue_is_mq(q); - if (!td->track_bio_latency) - blk_stat_enable_accounting(q); =20 out: blk_mq_unquiesce_queue(disk->queue); --=20 2.52.0.rc1.455.g30608eb744-goog