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Fri, 14 Nov 2025 15:54:47 -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.6.2025.11.14.15.54.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 14 Nov 2025 15:54:47 -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, Khazhismel Kumykov Subject: [PATCH v2 0/3] block/blk-throttle: Fix throttle slice time for SSDs Date: Fri, 14 Nov 2025 15:54:31 -0800 Message-ID: <20251114235434.2168072-1-khazhy@google.com> X-Mailer: git-send-email 2.52.0.rc1.455.g30608eb744-goog Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Since commit bf20ab538c81 ("blk-throttle: remove CONFIG_BLK_DEV_THROTTLING_LOW"), the throttle slice time differs between SSD and non-SSD devices. This causes test failures with slow throttle speeds on SSD devices. The first patch in the series fixes the problem by restoring the throttle slice time to a fixed value, matching behavior seen prior to above mentioned revert. The remaining patches clean up unneeeded code after removing CONFIG_BLK_DEV_THROTTLING_LOW. Guenter Roeck (3): block/blk-throttle: Fix throttle slice time for SSDs block/blk-throttle: drop unneeded blk_stat_enable_accounting block/blk-throttle: Remove throtl_slice from struct throtl_data block/blk-throttle.c | 45 ++++++++++++++------------------------------ 1 file changed, 14 insertions(+), 31 deletions(-) -- v2: block accounting fix into separate patch 2.52.0.rc1.455.g30608eb744-goog