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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3D405C433EF for ; Thu, 18 Nov 2021 17:09:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2758D61154 for ; Thu, 18 Nov 2021 17:09:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233971AbhKRRMm (ORCPT ); Thu, 18 Nov 2021 12:12:42 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53240 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233970AbhKRRMl (ORCPT ); Thu, 18 Nov 2021 12:12:41 -0500 Received: from mail-pf1-x42e.google.com (mail-pf1-x42e.google.com [IPv6:2607:f8b0:4864:20::42e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4405BC06173E for ; Thu, 18 Nov 2021 09:09:41 -0800 (PST) Received: by mail-pf1-x42e.google.com with SMTP id b68so6643555pfg.11 for ; Thu, 18 Nov 2021 09:09:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=message-id:date:mime-version:user-agent:subject:content-language:to :cc:references:from:in-reply-to:content-transfer-encoding; bh=uAaNcFBaz8xMWJV2W+/3Uo4xhT4fDaoMNM5naM4cPuQ=; b=w6EnFf/fdmjFCnM1iJb91AZT+blHrRcY3EIZIQUSbym0jUmMaNDhxnTN5YT3rjGJjZ O2sbZPSr2wLkg241GbXHltpbkwwSwyOzSisKSuR5FicUCBycBDY3qwV+C9edY1Gdup4F g/9Niko3LRYs0PJP0OGHCagvEw7G7vj+3uu3KAOC6I+7UW29IgN3GctN2MV7L40S7Jp/ Hqc+ylT81301Dvj5dWqPtjvdW/u1Z4aFhOlu80vYUfo+vNjxCBVTZXGxTFn5RFTxSYTU dHUMpvE93pDxSPaO/MblS3YFT3MRhrak9YLuQ3yJvGqgF2sv68CrivJYdtb1glLj5f1w IcuQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=uAaNcFBaz8xMWJV2W+/3Uo4xhT4fDaoMNM5naM4cPuQ=; b=kXYXYhFVnz6RvkG5Hd15txdHbLAxnRRmF8KXFG+irDo/pzmDfV9hKdCiYD61THNDBt E5oqmeJmCV1pSPIWsR++KR1jIQP/LH5RlA/9Nl20Fm2Ahafhv6wno2U0FpD88kl34oYp pPikBtGQwiQ44f/KRvGHqcCYB4XsjqY6vP4ByBUm2LhL/U9lGPKyF2+EVI/ZVJ72lb5c UB3HXlbobn3i5Bg91f7Cfhn6gkCd+n+JJfsMXcoa3VLd8RBu2pI5AQJQUrc1D/K+ryys JYRJ+AyltLndgQfHIPCOq391J9f0SWEvi0Tw3ZDI05nXS82L4WNNBCZbbTFIwuRbWpNY aSEQ== X-Gm-Message-State: AOAM533XnW7AVPvB8EVRzyssCdLbHZQYz4uxeCgkdTQZiWgcL1aLfBCw 1KThsYEvVPpe2J747bCFB3soSQ== X-Google-Smtp-Source: ABdhPJzxXTTx9lD5m5ibuEEC/M2r0+XPA9yTZcSIonpEOusTjbzEAF3y84vs8GUFUvGBreRYNAaZCg== X-Received: by 2002:aa7:9575:0:b0:49f:ddab:dcdb with SMTP id x21-20020aa79575000000b0049fddabdcdbmr16506842pfq.13.1637255379778; Thu, 18 Nov 2021 09:09:39 -0800 (PST) Received: from [192.168.254.17] ([50.39.160.154]) by smtp.gmail.com with ESMTPSA id na13sm199705pjb.11.2021.11.18.09.09.39 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 18 Nov 2021 09:09:39 -0800 (PST) Message-ID: Date: Thu, 18 Nov 2021 09:09:38 -0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.3.0 Subject: Re: [PATCH] skbuff: suppress clang object-size-mismatch error Content-Language: en-US To: Jakub Kicinski , David Miller Cc: elver@google.com, nathan@kernel.org, ndesaulniers@google.com, jonathan.lemon@gmail.com, alobakin@pm.me, willemb@google.com, pabeni@redhat.com, cong.wang@bytedance.com, haokexin@gmail.com, ilias.apalodimas@linaro.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, llvm@lists.linux.dev, keescook@chromium.org, edumazet@google.com References: <931f1038-d7ab-f236-8052-c5e5b9753b18@linaro.org> <20211111095444.461b900e@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com> <20211112.154238.1786308722975241620.davem@davemloft.net> <90fece34-14af-8c91-98f5-daf6fad1825b@linaro.org> <20211118083833.3c2805d4@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com> From: Tadeusz Struk In-Reply-To: <20211118083833.3c2805d4@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 11/18/21 08:38, Jakub Kicinski wrote: > On Thu, 18 Nov 2021 08:05:01 -0800 Tadeusz Struk wrote: >> On 11/12/21 07:42, David Miller wrote: >>> From: Jakub Kicinski >>> Date: Thu, 11 Nov 2021 09:54:44 -0800 >>> >>>> I'm not sure if that stalled due to lack of time or some fundamental >>>> problems. >>> >>> ran out of time, then had a stroke... >>> >>>> Seems like finishing that would let us clean up such misuses? >>> >>> yes it would >> >> so since there is not better way of suppressing the issue atm are >> you ok with taking this fix for now? > > I vote no on sprinkling ugly tags around to silence some random > checkers warning. We already have too many of them. They are > meaningless and confusing to people reading the code. > > This is not a fundamental problem, the solution is clear. > Fair enough. David, did you post your work somewhere if someone would like to pick it up and finish it? -- Thanks, Tadeusz