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[2a01:cb05:8918:ce00:dd1a:5a4f:9908:f2d5]) by smtp.gmail.com with ESMTPSA id 16-20020a05600c22d000b003b497138093sm1620841wmg.47.2022.11.30.03.48.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 30 Nov 2022 03:48:38 -0800 (PST) Date: Wed, 30 Nov 2022 12:48:35 +0100 From: Guillaume Nault To: Christoph Hellwig Cc: Benjamin Coddington , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Philipp Reisner , Lars Ellenberg , Christoph =?iso-8859-1?Q?B=F6hmwalder?= , Jens Axboe , Josef Bacik , Keith Busch , Sagi Grimberg , Lee Duncan , Chris Leech , Mike Christie , "James E.J. Bottomley" , "Martin K. Petersen" , Valentina Manea , Shuah Khan , Greg Kroah-Hartman , David Howells , 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 Message-ID: <20221130114835.GA29316@pc-4.home> References: <20221129140242.GA15747@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221129140242.GA15747@lst.de> Precedence: bulk List-ID: X-Mailing-List: ceph-devel@vger.kernel.org On Tue, Nov 29, 2022 at 03:02:42PM +0100, Christoph Hellwig wrote: > Hmm. Having to set a flag to not accidentally corrupt per-task > state seems a bit fragile. Wouldn't it make sense to find a way to opt > into the feature only for sockets created from the syscall layer? That's something I originally considered. But, as far as I can see, nbd needs this flag _and_ uses sockets created in user space. So it'd still need to opt out manually. From mboxrd@z Thu Jan 1 00:00:00 1970 From: Guillaume Nault Date: Wed, 30 Nov 2022 12:48:35 +0100 Subject: [Cluster-devel] [PATCH v1 2/3] Treewide: Stop corrupting socket's task_frag In-Reply-To: <20221129140242.GA15747@lst.de> References: <20221129140242.GA15747@lst.de> Message-ID: <20221130114835.GA29316@pc-4.home> List-Id: To: cluster-devel.redhat.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit On Tue, Nov 29, 2022 at 03:02:42PM +0100, Christoph Hellwig wrote: > Hmm. Having to set a flag to not accidentally corrupt per-task > state seems a bit fragile. Wouldn't it make sense to find a way to opt > into the feature only for sockets created from the syscall layer? That's something I originally considered. But, as far as I can see, nbd needs this flag _and_ uses sockets created in user space. So it'd still need to opt out manually. 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Miller" , ocfs2-devel@oss.oracle.com Subject: Re: [Ocfs2-devel] [PATCH v1 2/3] Treewide: Stop corrupting socket's task_frag X-BeenThere: ocfs2-devel@oss.oracle.com X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Guillaume Nault via Ocfs2-devel Reply-to: Guillaume Nault Content-type: text/plain; charset="us-ascii" Content-transfer-encoding: 7bit Errors-to: ocfs2-devel-bounces@oss.oracle.com X-MC-Unique: f7DRnVDYNFC_f4AXAMh0SA-1 X-Google-Smtp-Source: AA0mqf71i1QvnhhrXaTwa+I+8EpX/qnDqrYR4GbrQTWzEGi7bUvVncNy/xc2a74B4erNgTJKDcQn3Q== X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com X-Proofpoint-SPF-Result: pass X-Proofpoint-SPF-Record: v=spf1 ip4:107.21.15.141 ip4:108.177.8.0/21 ip4:128.17.0.0/20 ip4:128.17.128.0/20 ip4:128.17.192.0/20 ip4:128.17.64.0/20 ip4:128.245.0.0/20 ip4:128.245.64.0/20 ip4:13.110.208.0/21 ip4:13.110.216.0/22 ip4:13.110.224.0/20 ip4:13.111.0.0/16 ip4:136.147.128.0/20 ip4:136.147.176.0/20 ip4:148.105.8.0/21 ip4:149.72.0.0/16 ip4:159.183.0.0/16 include:spf1.redhat.com -all X-Proofpoint-SPF-VenPass: Allowed X-ServerName: us-smtp-delivery-124.mimecast.com X-Proofpoint-SPF-Result: pass X-Proofpoint-SPF-Record: v=spf1 ip4:107.21.15.141 ip4:108.177.8.0/21 ip4:128.17.0.0/20 ip4:128.17.128.0/20 ip4:128.17.192.0/20 ip4:128.17.64.0/20 ip4:128.245.0.0/20 ip4:128.245.64.0/20 ip4:13.110.208.0/21 ip4:13.110.216.0/22 ip4:13.110.224.0/20 ip4:13.111.0.0/16 ip4:136.147.128.0/20 ip4:136.147.176.0/20 ip4:148.105.8.0/21 ip4:149.72.0.0/16 ip4:159.183.0.0/16 include:spf1.redhat.com -all X-Proofpoint-Spam-Reason: safe X-Spam: OrgSafeList X-SpamRule: orgsafelist X-Proofpoint-ORIG-GUID: rzsV0AmaH2PsIJ1GZqzBznaMtX2M7gIr X-Proofpoint-GUID: rzsV0AmaH2PsIJ1GZqzBznaMtX2M7gIr X-Mailman-Approved-At: Wed, 30 Nov 2022 16:58:36 +0000 Reporting-Meta: AAGWosCjrf8dcQoNT0LLR5X+ctUqYOMnAOciSacmmatNrDb6S1LiiEOaycS7fdxU kVHBnfFqb9It99WeivlVzz9+nCFPtbNpgbIgko2aRt2rbylDhfDpGFmxO/ZH/p2Q 0JalrnIRUiEstvPxTrpkCRpJkC8rTyWS5oCv3/nv00eZDrjPHixeWOG4GLwGm58U s4WGjIi1S1dYFzScEJVQ5uVzgpANM7pJaZe2r6Raed81H44FM4fCReRZ3ltNzJGY JcZnHUDwfFbf0XWv4ZU+URqhK7zLcAnJlBdn5MVsdYzVOd8CtboDeRc8f3h0RHW6 Diuh51O1w+S0RBFQjIPAQkRiIS6rdGIGFXwy7FzXBPM1begUvHm+DkEo9F5GCWby 3iAB9siKdqXXONlQwKwEAqW7ZSPvyzwQaSAt43kBtXFEWAYeAC9jWqDI74qq0hth TyOD6lnwGEjvQXyN1+McmxweSu8YxaTa+Dd8iau/0efHaQ+4zp7Arrc06AXO5pD8 MpwiN8Gf85Wrsw6AObC4SvoPEAWA2l8ZGuGBVwlXYDpB On Tue, Nov 29, 2022 at 03:02:42PM +0100, Christoph Hellwig wrote: > Hmm. Having to set a flag to not accidentally corrupt per-task > state seems a bit fragile. Wouldn't it make sense to find a way to opt > into the feature only for sockets created from the syscall layer? That's something I originally considered. But, as far as I can see, nbd needs this flag _and_ uses sockets created in user space. So it'd still need to opt out manually. _______________________________________________ Ocfs2-devel mailing list Ocfs2-devel@oss.oracle.com https://oss.oracle.com/mailman/listinfo/ocfs2-devel From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by mail19.linbit.com (LINBIT Mail Daemon) with ESMTP id 54634420FC2 for ; Wed, 30 Nov 2022 12:55:05 +0100 (CET) Received: by mail-wm1-f72.google.com with SMTP id 204-20020a1c02d5000000b003d06031f2cfso3143469wmc.0 for ; Wed, 30 Nov 2022 03:48:40 -0800 (PST) Date: Wed, 30 Nov 2022 12:48:35 +0100 From: Guillaume Nault To: Christoph Hellwig Message-ID: <20221130114835.GA29316@pc-4.home> References: <20221129140242.GA15747@lst.de> MIME-Version: 1.0 In-Reply-To: <20221129140242.GA15747@lst.de> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Cc: Latchesar Ionkov , samba-technical@lists.samba.org, Dominique Martinet , Valentina Manea , linux-nvme@lists.infradead.org, Philipp Reisner , David Howells , Joseph Qi , Eric Dumazet , linux-nfs@vger.kernel.org, Marc Dionne , Shuah Khan , linux-afs@lists.infradead.org, Mike Christie , drbd-dev@lists.linbit.com, linux-cifs@vger.kernel.org, Sagi Grimberg , linux-scsi@vger.kernel.org, Mark Fasheh , cluster-devel@redhat.com, Christine Caulfield , Jakub Kicinski , Ilya Dryomov , Paolo Abeni , Anna Schumaker , Eric Van Hensbergen , "James E.J. Bottomley" , Josef Bacik , nbd@other.debian.org, linux-block@vger.kernel.org, David Teigland , Joel Becker , v9fs-developer@lists.sourceforge.net, Keith Busch , ceph-devel@vger.kernel.org, Xiubo Li , Trond Myklebust , Jens Axboe , Chris Leech , open-iscsi@googlegroups.com, "Martin K. Petersen" , netdev@vger.kernel.org, linux-usb@vger.kernel.org, Jeff Layton , linux-kernel@vger.kernel.org, Steve French , Benjamin Coddington , Chuck Lever , Lee Duncan , Greg Kroah-Hartman , Lars Ellenberg , "David S. Miller" , ocfs2-devel@oss.oracle.com Subject: Re: [Drbd-dev] [PATCH v1 2/3] Treewide: Stop corrupting socket's task_frag List-Id: "*Coordination* of development, patches, contributions -- *Questions* \(even to developers\) go to drbd-user, please." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Tue, Nov 29, 2022 at 03:02:42PM +0100, Christoph Hellwig wrote: > Hmm. Having to set a flag to not accidentally corrupt per-task > state seems a bit fragile. Wouldn't it make sense to find a way to opt > into the feature only for sockets created from the syscall layer? That's something I originally considered. But, as far as I can see, nbd needs this flag _and_ uses sockets created in user space. So it'd still need to opt out manually.