Received: by 2002:a05:6a11:4021:0:0:0:0 with SMTP id ky33csp293418pxb; Sat, 18 Sep 2021 03:06:04 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwOghF/fTBTsAm+0EeIogUHfFQS+4vvsvo6amaJ89Po/Wyv5db9Y4s5T1wbx3J+zqxpxc4j X-Received: by 2002:a02:7b01:: with SMTP id q1mr12223965jac.81.1631959564240; Sat, 18 Sep 2021 03:06:04 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1631959564; cv=none; d=google.com; s=arc-20160816; b=M5emPTbqE30vQWVwQs3fyRsEJNztAjNQOMC76EwD6h7xFqEaorJ/Wo7IFoSod+dWK9 m2OJHtj90CZEHK4MI6n7+cLFb1MNqGNA5rX7Qt5i1nqR4s2CtSaZTlGiRQpHu6AgRlUY Xub236txtZpGsYaexdwuW0p2ahUgFj+Toy8wXytYtW8+ruT783VLpklrJHZxbI0xIZVv CZVkx8AtYUtCHLQBnuhdb5JNFUeCNKlukq2hF1Yt6hAWC0NWAXhcsfXFNOQMCiHqQogM rCIKZF9qRyn7zXih/ou0Fp6daRTtUzpdMyefSj3ejrK1+H3uvBtL9h/I7sJmF1nyfRyR FDNA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:subject:cc:to:from:date :dkim-signature; bh=fM1jONE1rHNzAPjEztmQsgxqIHJ4sdP5PqHvjUW14n4=; b=R+3bF1jHZWMXPAThyRJDJW487ba5mSwph6W35Z3zOM7eJzobaR2TR2VOR6hyoR4Pjg KhjU3ked/IhuGp2yBNgzTCebon/aCdjAR+RtubHA70OIQ/N1F+nvRRIn2PhVCiYLqVXa F9QVqGmr0tjssT0pbHaz6HTNOBzdC5hfH1RZawga0Ph88R5KwBZXOquRo2rS3mv+VJbN +fzFnNy8yG9F116QPsN2wC55GG+eOzKHgW7430U84cp4uypGFXa11fiRzCt7KoICCR6l m8temdbmdIPkiUz0VoYot8MDO661NskkW91Po2Qmb4HQkxiJ1XItcabfChQR9S2PSz4j eSLA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=i+TTKTu2; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id z11si7800850ilb.65.2021.09.18.03.05.40; Sat, 18 Sep 2021 03:06:04 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=i+TTKTu2; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234322AbhIRBeg (ORCPT + 99 others); Fri, 17 Sep 2021 21:34:36 -0400 Received: from mail.kernel.org ([198.145.29.99]:37956 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232936AbhIRBef (ORCPT ); Fri, 17 Sep 2021 21:34:35 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 2D84761019; Sat, 18 Sep 2021 01:33:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1631928792; bh=fM1jONE1rHNzAPjEztmQsgxqIHJ4sdP5PqHvjUW14n4=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=i+TTKTu2YV/irey35ls9BKIO/XVvOfafaqgSwEzWndWqLLtUSsPHTRcvhMdCpfhox 8rO6ZlvG+r2c6xpO/whVwJWNWF6StZAdRsB6yWZC+1mMoE7+hmJcrkcbh8MsiNwEVP gcr6iDLHVz8lhmNj+5/g70Zm2waF2xBUzmWCAPvZ2sdjQ2AG1qrRbzYtBtRTM3uybS WT8Hf8krcPSNJVBJFYkwn9Tmrj25FaUcbIKSZkPO4HDkmIi4SgQpEP4FpLPy8h9HZV /9MMEO4dFj/dN36dCqOhZn7SGzBeviz0NoWON5SkwX+bDtBQklIA+Mn3lhI6uzXiZN bGASZfOOPse/w== Date: Fri, 17 Sep 2021 18:33:11 -0700 From: Jakub Kicinski To: Yajun Deng Cc: davem@davemloft.net, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH net-next] net: socket: add the case sock_no_xxx support Message-ID: <20210917183311.2db5f332@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com> In-Reply-To: <20210916122943.19849-1-yajun.deng@linux.dev> References: <20210916122943.19849-1-yajun.deng@linux.dev> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 16 Sep 2021 20:29:43 +0800 Yajun Deng wrote: > Those sock_no_{mmap, socketpair, listen, accept, connect, shutdown, > sendpage} functions are used many times in struct proto_ops, but they are > meaningless. So we can add them support in socket and delete them in struct > proto_ops. So the reason to do this is.. what exactly? Removing a couple empty helpers (which is not even part of this patch)? I'm not sold, sorry.