From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C4A3CC4332F for ; Mon, 21 Nov 2022 15:52:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Message-ID:Date:Content-Type :MIME-Version:Subject:cc:To:References:In-Reply-To:From:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=ZDwjBu4RghRAGfAihvi/wXSTBbp9s9Q2lKXWhxCyRLY=; b=33Ixsa4jWJjvHLYMcNZbfX8U3C gUDrfemDlVssxHVuDHwQ+qiSXt210RsLURtOzecuwa4P+ndJW7fc8HOurdSnK3mTmQ4D3j1uhoAXD 8T6DTuLgllnTtHW4O31J3MqifzlLGLz6s4D1VkEkmc2ibesKsnQ8kbs5iqT7pT84QszyTmwGYHpO8 M4/mD6JOfOzY4cECZfUzFr49tyGHKwVYp3wA9rj+0nHnzvQWlfnYxTxrmDEwjSkn8cXrnh332P08x yz53xWEsIbEnpG+13Y5uw+0rpN/1JCbAGh9FmUl1Sie5CNCcaYGkl4UC4h8hyHzYoBP/8zfXUeFFe QyXsEbDQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1ox95u-00FOfu-6M; Mon, 21 Nov 2022 15:52:26 +0000 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1ox7IQ-00E9OS-Ux for linux-nvme@lists.infradead.org; Mon, 21 Nov 2022 13:57:16 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1669039033; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=ZDwjBu4RghRAGfAihvi/wXSTBbp9s9Q2lKXWhxCyRLY=; b=bkPOmsZZUEPy0ywvExnX2YY9fPvl83no39+1/4A3FgMGKqSUr4yVkaZNl7x4R338gjD1aq J9IKjIFN+mmwG9zh0w1JUmoVA7sEcyFIY30zU8KRpJ+IV6u/t4UIkHzvK90/vTIIRAVrCJ CrU3ISXEmgvMGLgk3WKiuSspO+webm8= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-357-r7ih-rJfOeutGzbihEzMtw-1; Mon, 21 Nov 2022 08:57:10 -0500 X-MC-Unique: r7ih-rJfOeutGzbihEzMtw-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 2049F811E67; Mon, 21 Nov 2022 13:57:08 +0000 (UTC) Received: from warthog.procyon.org.uk (unknown [10.33.36.14]) by smtp.corp.redhat.com (Postfix) with ESMTP id 14F9D2027062; Mon, 21 Nov 2022 13:57:01 +0000 (UTC) Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903 From: David Howells In-Reply-To: References: To: Benjamin Coddington cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Philipp Reisner , Lars Ellenberg , Christoph =?utf-8?Q?B=C3=B6hmwalder?= , Jens Axboe , Josef Bacik , Keith Busch , Christoph Hellwig , Sagi Grimberg , Lee Duncan , Chris Leech , Mike Christie , "James E.J. Bottomley" , "Martin K. Petersen" , Valentina Manea , Shuah Khan , Greg Kroah-Hartman , Marc Dionne , Steve French , Christine Caulfield , David Teigland , Mark Fasheh , Joel Becker , Joseph Qi , Eric Van Hensbergen , Latchesar Ionkov , Dominique Martinet , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Ilya Dryomov , Xiubo Li , Trond Myklebust , Anna Schumaker , Chuck Lever , Jeff Layton , drbd-dev@lists.linbit.com, linux-block@vger.kernel.org, nbd@other.debian.org, linux-nvme@lists.infradead.org, open-iscsi@googlegroups.com, linux-scsi@vger.kernel.org, linux-usb@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, cluster-devel@redhat.com, ocfs2-devel@oss.oracle.com, v9fs-developer@lists.sourceforge.net, ceph-devel@vger.kernel.org, linux-nfs@vger.kernel.org Subject: Re: [PATCH v1 2/3] Treewide: Stop corrupting socket's task_frag MIME-Version: 1.0 Content-Type: text/plain Date: Mon, 21 Nov 2022 13:56:59 +0000 Message-ID: <382872.1669039019@warthog.procyon.org.uk> X-Scanned-By: MIMEDefang 3.1 on 10.11.54.4 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221121_055715_091232_E0363E53 X-CRM114-Status: GOOD ( 14.82 ) X-Mailman-Approved-At: Mon, 21 Nov 2022 07:52:23 -0800 X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org Benjamin Coddington wrote: > Since moving to memalloc_nofs_save/restore, SUNRPC has stopped setting the > GFP_NOIO flag on sk_allocation which the networking system uses to decide > when it is safe to use current->task_frag. Um, what's task_frag? David