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Wed, 22 Jun 2022 15:27:08 -0700 (PDT) From: Jens Axboe To: linux-mm@kvack.org, kernel-team@fb.com, linux-xfs@vger.kernel.org, io-uring@vger.kernel.org, shr@fb.com, linux-fsdevel@vger.kernel.org Cc: david@fromorbit.com, hch@infradead.org, jack@suse.cz, willy@infradead.org In-Reply-To: <20220616212221.2024518-1-shr@fb.com> References: <20220616212221.2024518-1-shr@fb.com> Subject: Re: [PATCH v9 00/14] io-uring/xfs: support async buffered writes Message-Id: <165593682792.161026.12974983413174964699.b4-ty@kernel.dk> Date: Wed, 22 Jun 2022 16:27:07 -0600 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1655936830; a=rsa-sha256; cv=none; b=Zn4+RPo2K6VwxeWp9ZmXMfGWPydWNr19BuUplQW8B9UqRmFzVAAcjVJfnh+8QhEnBF1hnC FtrTdxH9O99UUDs2GqVmvO4viZvH2TpW0lrBaBkkAZbd476IyQxUr/1wTJo+JwsPBbE1uc ct4jZWAlmFnmDc/huwSu21ZRqLYDOjE= ARC-Authentication-Results: i=1; imf18.hostedemail.com; dkim=pass header.d=kernel-dk.20210112.gappssmtp.com header.s=20210112 header.b=Z6Ch6AFf; dmarc=none; spf=pass (imf18.hostedemail.com: domain of axboe@kernel.dk designates 209.85.215.181 as permitted sender) smtp.mailfrom=axboe@kernel.dk ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1655936830; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=F4+5u3XcEw77N1ZRzFWpa5aMMjR09CqNAjzWGInUL04=; b=ol3dPX/KJRpQ2NwvZCGDWlOXVoZtIX7tTuZ4NWKh5QdnN4c4yMRmhT+zB45CmrJa4TSkOS 5MjlAaaXO5Qi4potoSn2dwJTXNjPxXSSC+F7EjLQPp/6NVCJeWiF7TWiSn2ZWS9Hh1kcNq nOSJ3CiobSf0lK5oZ0O6Dde0VWxqdwA= X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: 700471C0007 Authentication-Results: imf18.hostedemail.com; dkim=pass header.d=kernel-dk.20210112.gappssmtp.com header.s=20210112 header.b=Z6Ch6AFf; dmarc=none; spf=pass (imf18.hostedemail.com: domain of axboe@kernel.dk designates 209.85.215.181 as permitted sender) smtp.mailfrom=axboe@kernel.dk X-Stat-Signature: u4b8prn1sjm34yj4rh55reujh6cdsbno X-Rspam-User: X-HE-Tag: 1655936830-969870 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Thu, 16 Jun 2022 14:22:07 -0700, Stefan Roesch wrote: > This patch series adds support for async buffered writes when using both > xfs and io-uring. Currently io-uring only supports buffered writes in the > slow path, by processing them in the io workers. With this patch series it is > now possible to support buffered writes in the fast path. To be able to use > the fast path the required pages must be in the page cache, the required locks > in xfs can be granted immediately and no additional blocks need to be read > form disk. > > [...] Applied, thanks! [01/14] mm: Move starting of background writeback into the main balancing loop commit: 29c36351d61fd08a2ed50a8028a7f752401dc88a [02/14] mm: Move updates of dirty_exceeded into one place commit: a3fa4409eec3c094ad632ac1029094e061daf152 [03/14] mm: Add balance_dirty_pages_ratelimited_flags() function commit: 407619d2cef3b4d74565999a255a17cf5d559fa4 [04/14] iomap: Add flags parameter to iomap_page_create() commit: 49b5cd0830c1e9aa0f9a3717ac11a74ef23b9d4e [05/14] iomap: Add async buffered write support commit: ccb885b4392143cea1bdbd8a0f35f0e6d909b114 [06/14] iomap: Return -EAGAIN from iomap_write_iter() commit: f0f9828d64393ea2ce87bd97f033051c8d7a337f [07/14] fs: Add check for async buffered writes to generic_write_checks commit: cba06e23bc664ef419d389f1ed4cee523f468f8f [08/14] fs: add __remove_file_privs() with flags parameter commit: 79d8ac83d6305fd8e996f720f955191e0d8c63b9 [09/14] fs: Split off inode_needs_update_time and __file_update_time commit: 1899b196859bac61ad71c3b3916e06de4b65246c [10/14] fs: Add async write file modification handling. commit: 4705f225a56f216a59e09f7c2df16daabb7b4f76 [11/14] io_uring: Add support for async buffered writes commit: 6c8bbd82a43a0c7937e3e8e38cf46fcd90e15e68 [12/14] io_uring: Add tracepoint for short writes commit: 6c33dae4526ad079af6432aaf76827d0a27a9690 [13/14] xfs: Specify lockmode when calling xfs_ilock_for_iomap() commit: ddda2d473df70607bb456c515d984d05bf689790 [14/14] xfs: Add async buffered write support commit: e9cfc64a27f7a581b8c5d14da4efccfeae9c63bd Best regards, -- Jens Axboe