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Thu, 06 Nov 2025 18:06:58 -0800 (PST) From: Fengnan Chang To: axboe@kernel.dk, viro@zeniv.linux.org.uk, brauner@kernel.org, jack@suse.cz, asml.silence@gmail.com, willy@infradead.org, djwong@kernel.org, hch@infradead.org, ritesh.list@gmail.com, linux-fsdevel@vger.kernel.org, io-uring@vger.kernel.org, linux-xfs@vger.kernel.org, linux-ext4@vger.kernel.org, linux-block@vger.kernel.org, ming.lei@redhat.com, linux-nvme@lists.infradead.org Cc: Fengnan Chang Subject: [PATCH v2 0/2] block: enable per-cpu bio cache by default Date: Fri, 7 Nov 2025 10:05:55 +0800 Message-Id: <20251107020557.10097-1-changfengnan@bytedance.com> X-Mailer: git-send-email 2.39.5 (Apple Git-154) Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit For now, per-cpu bio cache was only used in the io_uring + raw block device, filesystem also can use this to improve performance. After discussion in [1], we think it's better to enable per-cpu bio cache by default. v2: enable per-cpu bio cache for passthru IO by default. v1: https://lore.kernel.org/linux-fsdevel/CAPFOzZs5mJ9Ts+TYkhioO8aAYfzevcgw7O3hjexFNb_tM+kEZA@mail.gmail.com/ [1] https://lore.kernel.org/linux-fsdevel/c4bc7c33-b1e1-47d1-9d22-b189c86c6c7d@gmail.com/ Fengnan Chang (2): block: use bio_alloc_bioset for passthru IO by default block: enable per-cpu bio cache by default block/bio.c | 26 ++++++------ block/blk-map.c | 89 +++++++++++++++------------------------ block/fops.c | 4 -- drivers/nvme/host/ioctl.c | 2 +- include/linux/fs.h | 3 -- io_uring/rw.c | 1 - 6 files changed, 48 insertions(+), 77 deletions(-) base-commit: 4a0c9b3391999818e2c5b93719699b255be1f682 -- 2.39.5 (Apple Git-154)