Patch Detail
get:
Show a patch.
patch:
Update a patch.
put:
Update a patch.
GET /api/patches/2216298/?format=api
{ "id": 2216298, "url": "http://patchwork.ozlabs.org/api/patches/2216298/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/patch/20260326095354.16340-50-jack@suse.cz/", "project": { "id": 8, "url": "http://patchwork.ozlabs.org/api/projects/8/?format=api", "name": "Linux ext4 filesystem development", "link_name": "linux-ext4", "list_id": "linux-ext4.vger.kernel.org", "list_email": "linux-ext4@vger.kernel.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260326095354.16340-50-jack@suse.cz>", "list_archive_url": null, "date": "2026-03-26T09:54:02", "name": "[08/42] fs: Remove inode lock from __generic_file_fsync()", "commit_ref": null, "pull_url": null, "state": "not-applicable", "archived": false, "hash": "ba7b9e6010d086ab7288ceb180621bfdd26a153a", "submitter": { "id": 363, "url": "http://patchwork.ozlabs.org/api/people/363/?format=api", "name": "Jan Kara", "email": "jack@suse.cz" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-ext4/patch/20260326095354.16340-50-jack@suse.cz/mbox/", "series": [ { "id": 497561, "url": "http://patchwork.ozlabs.org/api/series/497561/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/list/?series=497561", "date": "2026-03-26T09:53:55", "name": "fs: Move metadata bh tracking from address_space", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/497561/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2216298/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2216298/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <SRS0=w37W=B2=vger.kernel.org=linux-ext4+bounces-15400-patchwork-incoming=ozlabs.org@ozlabs.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linux-ext4@vger.kernel.org" ], "Delivered-To": [ "patchwork-incoming@legolas.ozlabs.org", "patchwork-incoming@ozlabs.org" ], "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=suse.cz header.i=@suse.cz header.a=rsa-sha256\n header.s=susede2_rsa header.b=rh5Eaj77;\n\tdkim=pass header.d=suse.cz header.i=@suse.cz header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=YSIeS9QD;\n\tdkim=pass (1024-bit key) header.d=suse.cz header.i=@suse.cz\n header.a=rsa-sha256 header.s=susede2_rsa header.b=rh5Eaj77;\n\tdkim=neutral header.d=suse.cz header.i=@suse.cz header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=YSIeS9QD;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=ozlabs.org\n (client-ip=150.107.74.76; helo=mail.ozlabs.org;\n envelope-from=srs0=w37w=b2=vger.kernel.org=linux-ext4+bounces-15400-patchwork-incoming=ozlabs.org@ozlabs.org;\n receiver=patchwork.ozlabs.org)", "gandalf.ozlabs.org;\n arc=pass smtp.remote-ip=\"2600:3c04:e001:36c::12fc:5321\"\n arc.chain=subspace.kernel.org", "gandalf.ozlabs.org;\n dmarc=none (p=none dis=none) header.from=suse.cz", "gandalf.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=suse.cz header.i=@suse.cz header.a=rsa-sha256\n header.s=susede2_rsa header.b=rh5Eaj77;\n\tdkim=pass header.d=suse.cz header.i=@suse.cz header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=YSIeS9QD;\n\tdkim=pass (1024-bit key) header.d=suse.cz header.i=@suse.cz\n header.a=rsa-sha256 header.s=susede2_rsa header.b=rh5Eaj77;\n\tdkim=neutral header.d=suse.cz header.i=@suse.cz header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=YSIeS9QD;\n\tdkim-atps=neutral", "gandalf.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c04:e001:36c::12fc:5321; helo=tor.lore.kernel.org;\n envelope-from=linux-ext4+bounces-15400-patchwork-incoming=ozlabs.org@vger.kernel.org;\n receiver=ozlabs.org)", "smtp.subspace.kernel.org;\n\tdkim=pass (1024-bit key) header.d=suse.cz header.i=@suse.cz\n header.b=\"rh5Eaj77\";\n\tdkim=permerror (0-bit key) header.d=suse.cz header.i=@suse.cz\n header.b=\"YSIeS9QD\";\n\tdkim=pass (1024-bit key) header.d=suse.cz header.i=@suse.cz\n header.b=\"rh5Eaj77\";\n\tdkim=permerror (0-bit key) header.d=suse.cz header.i=@suse.cz\n header.b=\"YSIeS9QD\"", "smtp.subspace.kernel.org;\n arc=none smtp.client-ip=195.135.223.130", "smtp.subspace.kernel.org;\n dmarc=none (p=none dis=none) header.from=suse.cz", "smtp.subspace.kernel.org;\n spf=pass smtp.mailfrom=suse.cz", "smtp-out1.suse.de;\n\tdkim=pass header.d=suse.cz header.s=susede2_rsa header.b=rh5Eaj77;\n\tdkim=pass header.d=suse.cz header.s=susede2_ed25519 header.b=YSIeS9QD" ], "Received": [ "from mail.ozlabs.org (gandalf.ozlabs.org [150.107.74.76])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1 raw public key)\n server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fhK802m9mz1yGD\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 26 Mar 2026 21:02:24 +1100 (AEDT)", "from mail.ozlabs.org (mail.ozlabs.org [IPv6:2404:9400:2221:ea00::3])\n\tby gandalf.ozlabs.org (Postfix) with ESMTP id 4fhK800mcqz4wBB\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 26 Mar 2026 21:02:24 +1100 (AEDT)", "by gandalf.ozlabs.org (Postfix)\n\tid 4fhK800jT3z4wCF; Thu, 26 Mar 2026 21:02:24 +1100 (AEDT)", "from tor.lore.kernel.org (tor.lore.kernel.org\n [IPv6:2600:3c04:e001:36c::12fc:5321])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519)\n\t(No client certificate requested)\n\tby gandalf.ozlabs.org (Postfix) with ESMTPS id 4fhK7v15nlz4wBB\n\tfor <patchwork-incoming@ozlabs.org>; Thu, 26 Mar 2026 21:02:19 +1100 (AEDT)", "from smtp.subspace.kernel.org (conduit.subspace.kernel.org\n [100.90.174.1])\n\tby tor.lore.kernel.org (Postfix) with ESMTP id 460EA30A4A19\n\tfor <patchwork-incoming@ozlabs.org>; Thu, 26 Mar 2026 09:55:30 +0000 (UTC)", "from localhost.localdomain (localhost.localdomain [127.0.0.1])\n\tby smtp.subspace.kernel.org (Postfix) with ESMTP id 5EF843BF67A;\n\tThu, 26 Mar 2026 09:55:18 +0000 (UTC)", "from smtp-out1.suse.de (smtp-out1.suse.de [195.135.223.130])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits))\n\t(No client certificate requested)\n\tby smtp.subspace.kernel.org (Postfix) with ESMTPS id A93763BF695\n\tfor <linux-ext4@vger.kernel.org>; Thu, 26 Mar 2026 09:55:16 +0000 (UTC)", "from imap1.dmz-prg2.suse.org (imap1.dmz-prg2.suse.org\n [IPv6:2a07:de40:b281:104:10:150:64:97])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest\n SHA256)\n\t(No client certificate requested)\n\tby smtp-out1.suse.de (Postfix) with ESMTPS id 1DD2E4D27B;\n\tThu, 26 Mar 2026 09:54:57 +0000 (UTC)", "from imap1.dmz-prg2.suse.org (localhost [127.0.0.1])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest\n SHA256)\n\t(No client certificate requested)\n\tby imap1.dmz-prg2.suse.org (Postfix) with ESMTPS id 0B9334A0AA;\n\tThu, 26 Mar 2026 09:54:57 +0000 (UTC)", "from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167])\n\tby imap1.dmz-prg2.suse.org with ESMTPSA\n\tid ruXTAnECxWm2YAAAD6G6ig\n\t(envelope-from <jack@suse.cz>); Thu, 26 Mar 2026 09:54:57 +0000", "by quack3.suse.cz (Postfix, from userid 1000)\n\tid AF625A0B6A; Thu, 26 Mar 2026 10:54:48 +0100 (CET)" ], "ARC-Seal": [ "i=2; a=rsa-sha256; d=ozlabs.org; s=201707; t=1774519344; cv=pass;\n\tb=FRgNzQQQsli3OE2+yqc2OJeH+V0ajHjflLN05vpfbnI8D22ZtkdN2phelm3JDYmTD2P11DKgP2pMRD0ID0MktZHvb341eIFpxsgwlmuv1DxUpMH8d8RUpMn4P6ZxZQ5/mnhQcRfD+V/YxY0/VvA0XFQIU6/GapDBQsgznL4C4y99JRxAaPrCUG9yblSv+EBnGruL19aLUHOFZ5Y3VwiBM5VP1lb5IF7L1g2A+xvWyLBFnBUWH35/UKOG9pZGppMlCVncWJMfJLax4VuEjtF86+f4sH3eH03Or1pH4mmKTFyPO4u9HdE8zfyfaGrpcg92CTqGwAX77GltLGG4Irm/dw==", "i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116;\n\tt=1774518918; cv=none;\n b=lusOthoHORdaDBmnn5ZkwaZG8YJjg4QfF87LA6k14yFOAi2WlHMfTf6jaENk1cBMfZdis5W7/m/do6/avdj8k5MhzByzM9wP/qUxdgCWfIxy5jngH97uBzmcGWcnrjRKJFS9zgPWueO5HlZ/KnJo8rMXh3cwffkUPFnUG4viyEA=" ], "ARC-Message-Signature": [ "i=2; a=rsa-sha256; d=ozlabs.org; s=201707;\n\tt=1774519344; c=relaxed/relaxed;\n\tbh=b3XYcErHwHg/PksF4q5SSaXTE0T6XapUIZBm1jCNY+g=;\n\th=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References:\n\t MIME-Version;\n b=FIihiIohOMpYaoFDh/hFJvnAxNU+dfwaGLhfUxbyjGiSS4iazxcOUxqxu/LQ5qlYqTsNt2K6yDyvReLmav9zgzWLbkjZOWjONk0hQGq1lb0yWAyUfFhxTA66Ol582nKI9pk3kMSVeYyLGlsLjjIbFD8o7yC2nvHHM4YAywGWFcsiFJdh76CGJAIyHHcep3XMV9MyfVPyXR7w2zWxifzUVU7QTjdgk63sZq6DMqOLm8yPR6qKkjnVYN9X7ztIKisa8CUepzxdeJy+1dKms8sCBXpe0aa5CeBh88AmejLYcgRdMr6h0Roq9AAhSkCBN6I6Geisc8e3Shmyc//Xsa/TBA==", "i=1; a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1774518918; c=relaxed/simple;\n\tbh=6btBYXD3CG8Zu0REp7+lJBoMAR4l7z61k8aJXBh/SdI=;\n\th=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References:\n\t MIME-Version;\n b=fsuKs4fALEJ4rQ9dDBWROSgJp3rKv+rgGpFOCcsBrLnVWskOiogoS3ehg0iLaQBmp7xqQEJhT7+QNYyiwr1K9IVAGdbCWq3eafX4Bee7uejmumUkO1PBsX8W2PuF/9hBCNA/UGg8zzD6IlcJY9RQrBKK3EugXwzRUiWScmjI2+4=" ], "ARC-Authentication-Results": [ "i=2; gandalf.ozlabs.org;\n dmarc=none (p=none dis=none) header.from=suse.cz; dkim=pass (1024-bit key;\n unprotected) header.d=suse.cz header.i=@suse.cz header.a=rsa-sha256\n header.s=susede2_rsa header.b=rh5Eaj77;\n dkim=pass header.d=suse.cz header.i=@suse.cz header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=YSIeS9QD;\n dkim=pass (1024-bit key) header.d=suse.cz header.i=@suse.cz\n header.a=rsa-sha256 header.s=susede2_rsa header.b=rh5Eaj77;\n dkim=neutral header.d=suse.cz header.i=@suse.cz header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=YSIeS9QD; dkim-atps=neutral;\n spf=pass (client-ip=2600:3c04:e001:36c::12fc:5321; helo=tor.lore.kernel.org;\n envelope-from=linux-ext4+bounces-15400-patchwork-incoming=ozlabs.org@vger.kernel.org;\n receiver=ozlabs.org) smtp.mailfrom=vger.kernel.org", "i=1; smtp.subspace.kernel.org;\n dmarc=none (p=none dis=none) header.from=suse.cz;\n spf=pass smtp.mailfrom=suse.cz;\n dkim=pass (1024-bit key) header.d=suse.cz header.i=@suse.cz\n header.b=rh5Eaj77;\n dkim=permerror (0-bit key) header.d=suse.cz header.i=@suse.cz\n header.b=YSIeS9QD;\n dkim=pass (1024-bit key) header.d=suse.cz header.i=@suse.cz\n header.b=rh5Eaj77;\n dkim=permerror (0-bit key) header.d=suse.cz header.i=@suse.cz\n header.b=YSIeS9QD; arc=none smtp.client-ip=195.135.223.130" ], "DKIM-Signature": [ "v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.cz;\n s=susede2_rsa;\n\tt=1774518897;\n h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc:\n\t mime-version:mime-version:\n\t content-transfer-encoding:content-transfer-encoding:\n\t in-reply-to:in-reply-to:references:references;\n\tbh=b3XYcErHwHg/PksF4q5SSaXTE0T6XapUIZBm1jCNY+g=;\n\tb=rh5Eaj77oQMPRiCLJ27mNVcvqUb37MkyHlC4EAMpSUdiblxNrs/QUGj2c5/bWGDj+HCWi0\n\tDFLoLc0s3JY0fp76QJ2Mn3p6ua5Hr26i5+ACKpHaODucvmA1fiTnYon1vIvCttZPShywdN\n\tEvQC6SnRzKgm4fztTgCKCsMcGfs3mlI=", "v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.cz;\n\ts=susede2_ed25519; t=1774518897;\n\th=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc:\n\t mime-version:mime-version:\n\t content-transfer-encoding:content-transfer-encoding:\n\t in-reply-to:in-reply-to:references:references;\n\tbh=b3XYcErHwHg/PksF4q5SSaXTE0T6XapUIZBm1jCNY+g=;\n\tb=YSIeS9QDstfnr9EM6xN2LdfYnda8RgQRKcnWfVqYRxhxdPxMGfULB/G5JR9BBPuIP/JDYm\n\t7pniZbkkzYhSZyAw==", "v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.cz;\n s=susede2_rsa;\n\tt=1774518897;\n h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc:\n\t mime-version:mime-version:\n\t content-transfer-encoding:content-transfer-encoding:\n\t in-reply-to:in-reply-to:references:references;\n\tbh=b3XYcErHwHg/PksF4q5SSaXTE0T6XapUIZBm1jCNY+g=;\n\tb=rh5Eaj77oQMPRiCLJ27mNVcvqUb37MkyHlC4EAMpSUdiblxNrs/QUGj2c5/bWGDj+HCWi0\n\tDFLoLc0s3JY0fp76QJ2Mn3p6ua5Hr26i5+ACKpHaODucvmA1fiTnYon1vIvCttZPShywdN\n\tEvQC6SnRzKgm4fztTgCKCsMcGfs3mlI=", "v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.cz;\n\ts=susede2_ed25519; t=1774518897;\n\th=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc:\n\t mime-version:mime-version:\n\t content-transfer-encoding:content-transfer-encoding:\n\t in-reply-to:in-reply-to:references:references;\n\tbh=b3XYcErHwHg/PksF4q5SSaXTE0T6XapUIZBm1jCNY+g=;\n\tb=YSIeS9QDstfnr9EM6xN2LdfYnda8RgQRKcnWfVqYRxhxdPxMGfULB/G5JR9BBPuIP/JDYm\n\t7pniZbkkzYhSZyAw==" ], "From": "Jan Kara <jack@suse.cz>", "To": "<linux-fsdevel@vger.kernel.org>", "Cc": "<linux-block@vger.kernel.org>,\n\tChristian Brauner <brauner@kernel.org>,\n\tAl Viro <viro@ZenIV.linux.org.uk>,\n\t<linux-ext4@vger.kernel.org>,\n\tTed Tso <tytso@mit.edu>,\n\t\"Tigran A. Aivazian\" <aivazian.tigran@gmail.com>,\n\tDavid Sterba <dsterba@suse.com>,\n\tOGAWA Hirofumi <hirofumi@mail.parknet.co.jp>,\n\tMuchun Song <muchun.song@linux.dev>,\n\tOscar Salvador <osalvador@suse.de>,\n\tDavid Hildenbrand <david@kernel.org>,\n\tlinux-mm@kvack.org,\n\tlinux-aio@kvack.org,\n\tBenjamin LaHaise <bcrl@kvack.org>,\n\tJan Kara <jack@suse.cz>", "Subject": "[PATCH 08/42] fs: Remove inode lock from __generic_file_fsync()", "Date": "Thu, 26 Mar 2026 10:54:02 +0100", "Message-ID": "<20260326095354.16340-50-jack@suse.cz>", "X-Mailer": "git-send-email 2.51.0", "In-Reply-To": "<20260326082428.31660-1-jack@suse.cz>", "References": "<20260326082428.31660-1-jack@suse.cz>", "Precedence": "bulk", "X-Mailing-List": "linux-ext4@vger.kernel.org", "List-Id": "<linux-ext4.vger.kernel.org>", "List-Subscribe": "<mailto:linux-ext4+subscribe@vger.kernel.org>", "List-Unsubscribe": "<mailto:linux-ext4+unsubscribe@vger.kernel.org>", "MIME-Version": "1.0", "X-Developer-Signature": "v=1; a=openpgp-sha256; l=1587; i=jack@suse.cz;\n h=from:subject; bh=6btBYXD3CG8Zu0REp7+lJBoMAR4l7z61k8aJXBh/SdI=;\n b=owEBbQGS/pANAwAIAZydqgc/ZEDZAcsmYgBpxQI4aXoWg6sS4/RklZ4gga8GPc3ktWNdpYKXn\n klIuUDC3cqJATMEAAEIAB0WIQSrWdEr1p4yirVVKBycnaoHP2RA2QUCacUCOAAKCRCcnaoHP2RA\n 2fJiB/9Qd50NWkp9GGrCACr+k41/RaoDpO8qA8DdAMYeUWbk85BUas6rlqOAJOtSjVoc4DKmuD8\n E0d7wAHaX+xEnMhfXMFYCgpKvNTWMSNPAyKmw1DwiBZ8119AR0Z2qzXmA6/qUHFYuqZ1pr9wB/C\n 9zmvOyT0O7ChITVb7sRzBEl19tOLbrQJL2JWjucy2DEQ0bFahd8nXH4nhn4BVyiRhegMIyaaBsI\n /xkreng6fLOrvK0uGR6O58gPYfe/ly9cWfuDXW8WVwoqnI5O4/ldEzkRlXYRLiAWEkQmk/oeqen\n l1c6vinH7j/3ohOVzxVrcyErD8PO/TxCEeW/p+2a3636aqEG", "X-Developer-Key": "i=jack@suse.cz; a=openpgp;\n fpr=93C6099A142276A28BBE35D815BC833443038D8C", "Content-Transfer-Encoding": "8bit", "X-Rspamd-Action": "no action", "X-Rspamd-Server": "rspamd2.dmz-prg2.suse.org", "X-Spamd-Result": "default: False [-1.51 / 50.00];\n\tBAYES_HAM(-3.00)[100.00%];\n\tSUSPICIOUS_RECIPS(1.50)[];\n\tMID_CONTAINS_FROM(1.00)[];\n\tNEURAL_HAM_LONG(-1.00)[-1.000];\n\tR_MISSING_CHARSET(0.50)[];\n\tNEURAL_HAM_SHORT(-0.20)[-1.000];\n\tR_DKIM_ALLOW(-0.20)[suse.cz:s=susede2_rsa,suse.cz:s=susede2_ed25519];\n\tMIME_GOOD(-0.10)[text/plain];\n\tMX_GOOD(-0.01)[];\n\tDBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo,imap1.dmz-prg2.suse.org:rdns];\n\tRCVD_COUNT_THREE(0.00)[3];\n\tDKIM_SIGNED(0.00)[suse.cz:s=susede2_rsa,suse.cz:s=susede2_ed25519];\n\tFUZZY_RATELIMITED(0.00)[rspamd.com];\n\tRBL_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:104:10:150:64:97:from];\n\tMIME_TRACE(0.00)[0:+];\n\tARC_NA(0.00)[];\n\tRCPT_COUNT_TWELVE(0.00)[16];\n\tRCVD_TLS_LAST(0.00)[];\n\tTO_MATCH_ENVRCPT_ALL(0.00)[];\n\tFROM_HAS_DN(0.00)[];\n\tRCVD_VIA_SMTP_AUTH(0.00)[];\n\tTAGGED_RCPT(0.00)[];\n\tRECEIVED_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:106:10:150:64:167:received];\n\tSPAMHAUS_XBL(0.00)[2a07:de40:b281:104:10:150:64:97:from];\n\tR_RATELIMIT(0.00)[to_ip_from(RLhafujjw6m7bafrsz8p45s31g)];\n\tFREEMAIL_CC(0.00)[vger.kernel.org,kernel.org,ZenIV.linux.org.uk,mit.edu,gmail.com,suse.com,mail.parknet.co.jp,linux.dev,suse.de,kvack.org,suse.cz];\n\tDKIM_TRACE(0.00)[suse.cz:+];\n\tFROM_EQ_ENVFROM(0.00)[];\n\tTO_DN_SOME(0.00)[];\n\tFREEMAIL_ENVRCPT(0.00)[gmail.com]", "X-Rspamd-Queue-Id": "1DD2E4D27B", "X-Spam-Score": "-1.51", "X-Spam-Level": "", "X-Spam-Status": "No, score=-1.2 required=5.0 tests=ARC_SIGNED,ARC_VALID,\n\tDKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DMARC_MISSING,\n\tHEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,\n\tSPF_PASS autolearn=disabled version=4.0.1", "X-Spam-Checker-Version": "SpamAssassin 4.0.1 (2024-03-25) on gandalf.ozlabs.org" }, "content": "Inode lock in __generic_file_fsync() protects sync_mapping_buffers() and\nsync_inode_metadata() calls. Neither sync_mapping_buffers() nor\nsync_inode_metadata() themselves need the protection by inode_lock and\nboth metadata buffer head writeback and inode writeback can happen\nwithout inode lock (either in case of background writeback or sync(2)\ncalls). The only protection inode_lock can possibly provide is that\nwrite(2) or other inode modifying calls cannot happen in the middle of\nbh+inode writeout and thus result in writeout of inconsistent metadata.\nHowever if writes and fsyncs race, background writeback can submit\ninconsistent metadata just after fsync completed even with inode_lock\nprotecting fsync so this seems moot as well. So let's remove the\napparently pointless inode_lock protection.\n\nSigned-off-by: Jan Kara <jack@suse.cz>\n---\n fs/libfs.c | 2 --\n 1 file changed, 2 deletions(-)", "diff": "diff --git a/fs/libfs.c b/fs/libfs.c\nindex 74134ba2e8d1..ed7242d614fe 100644\n--- a/fs/libfs.c\n+++ b/fs/libfs.c\n@@ -1561,7 +1561,6 @@ int __generic_file_fsync(struct file *file, loff_t start, loff_t end,\n \tif (err)\n \t\treturn err;\n \n-\tinode_lock(inode);\n \tret = sync_mapping_buffers(inode->i_mapping);\n \tif (!(inode_state_read_once(inode) & I_DIRTY_ALL))\n \t\tgoto out;\n@@ -1573,7 +1572,6 @@ int __generic_file_fsync(struct file *file, loff_t start, loff_t end,\n \t\tret = err;\n \n out:\n-\tinode_unlock(inode);\n \t/* check and advance again to catch errors after syncing out buffers */\n \terr = file_check_and_advance_wb_err(file);\n \tif (ret == 0)\n", "prefixes": [ "08/42" ] }