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GET /api/1.1/patches/2225013/?format=api
{ "id": 2225013, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2225013/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-cifs-client/patch/20260420083705.1009074-12-dhowells@redhat.com/", "project": { "id": 12, "url": "http://patchwork.ozlabs.org/api/1.1/projects/12/?format=api", "name": "Linux CIFS Client", "link_name": "linux-cifs-client", "list_id": "linux-cifs.vger.kernel.org", "list_email": "linux-cifs@vger.kernel.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20260420083705.1009074-12-dhowells@redhat.com>", "date": "2026-04-20T08:37:02", "name": "[11/11] netfs: Fix netfs_read_folio() to wait on writeback", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "e9afe122dccf225caab21ae0a1e056b8b8fa770b", "submitter": { "id": 59, "url": "http://patchwork.ozlabs.org/api/1.1/people/59/?format=api", "name": "David Howells", "email": "dhowells@redhat.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-cifs-client/patch/20260420083705.1009074-12-dhowells@redhat.com/mbox/", "series": [ { "id": 500568, "url": "http://patchwork.ozlabs.org/api/1.1/series/500568/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-cifs-client/list/?series=500568", "date": "2026-04-20T08:36:52", "name": "netfs: Further miscellaneous fixes", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/500568/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2225013/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2225013/checks/", "tags": {}, "headers": { "Return-Path": "\n <linux-cifs+bounces-10934-incoming=patchwork.ozlabs.org@vger.kernel.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linux-cifs@vger.kernel.org" ], "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=mimecast20190719 header.b=Bd+fxYHS;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c0a:e001:db::12fc:5321; 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a=rsa-sha256; c=relaxed/relaxed; d=redhat.com;\n\ts=mimecast20190719; t=1776674291;\n\th=from:from:reply-to:subject:subject:date:date:message-id:message-id:\n\t to:to:cc:cc:mime-version:mime-version:\n\t content-transfer-encoding:content-transfer-encoding:\n\t in-reply-to:in-reply-to:references:references;\n\tbh=i/iqAtL+28tWt3sinE2J51vlI+HAUHWznAcDahw6A20=;\n\tb=Bd+fxYHSfNZ/B0dCk9eDzxroJEFioUn0e+fEWzpJ3t1HNXX1q0rnGWbfzSAvynZLEuZNjP\n\tUPcb9pv5bqT7MScKEVzIgfpjRgsGXYH9ggYIvcU5MIQyVVTEw8W9hvJynsIzj1KVdJZsHD\n\tJlvZqHpEcTJYEU3aEVvuJrEbQ6VfFOg=", "X-MC-Unique": "V5spEUY1NImn6v35llKtVg-1", "X-Mimecast-MFC-AGG-ID": "V5spEUY1NImn6v35llKtVg_1776674288", "From": "David Howells <dhowells@redhat.com>", "To": "Christian Brauner <christian@brauner.io>", "Cc": "David Howells <dhowells@redhat.com>,\n\tPaulo Alcantara <pc@manguebit.org>,\n\tnetfs@lists.linux.dev,\n\tlinux-afs@lists.infradead.org,\n\tlinux-cifs@vger.kernel.org,\n\tceph-devel@vger.kernel.org,\n\tlinux-fsdevel@vger.kernel.org,\n\tlinux-kernel@vger.kernel.org,\n\tMatthew Wilcox <willy@infradead.org>", "Subject": "[PATCH 11/11] netfs: Fix netfs_read_folio() to wait on writeback", "Date": "Mon, 20 Apr 2026 09:37:02 +0100", "Message-ID": "<20260420083705.1009074-12-dhowells@redhat.com>", "In-Reply-To": "<20260420083705.1009074-1-dhowells@redhat.com>", "References": "<20260420083705.1009074-1-dhowells@redhat.com>", "Precedence": "bulk", "X-Mailing-List": "linux-cifs@vger.kernel.org", "List-Id": "<linux-cifs.vger.kernel.org>", "List-Subscribe": "<mailto:linux-cifs+subscribe@vger.kernel.org>", "List-Unsubscribe": "<mailto:linux-cifs+unsubscribe@vger.kernel.org>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-Scanned-By": "MIMEDefang 3.4.1 on 10.30.177.4" }, "content": "Fix netfs_read_folio() to wait for an ongoing writeback to complete so that\nit can trust the dirty flag and whatever is attached to folio->private\n(folio->private may get cleaned up by the collector before it clears the\nwriteback flag).\n\nFixes: ee4cdf7ba857 (\"netfs: Speed up buffered reading\")\nCloses: https://sashiko.dev/#/patchset/20260414082004.3756080-1-dhowells%40redhat.com\nSigned-off-by: David Howells <dhowells@redhat.com>\ncc: Paulo Alcantara <pc@manguebit.org>\ncc: Matthew Wilcox <willy@infradead.org>\ncc: netfs@lists.linux.dev\ncc: linux-fsdevel@vger.kernel.org\n---\n fs/netfs/buffered_read.c | 2 ++\n 1 file changed, 2 insertions(+)", "diff": "diff --git a/fs/netfs/buffered_read.c b/fs/netfs/buffered_read.c\nindex 4d6dfcffba78..dcfe51eec266 100644\n--- a/fs/netfs/buffered_read.c\n+++ b/fs/netfs/buffered_read.c\n@@ -506,6 +506,8 @@ int netfs_read_folio(struct file *file, struct folio *folio)\n \tstruct netfs_inode *ctx = netfs_inode(mapping->host);\n \tint ret;\n \n+\tfolio_wait_writeback(folio);\n+\n \tif (folio_test_dirty(folio))\n \t\treturn netfs_read_gaps(file, folio);\n \n", "prefixes": [ "11/11" ] }