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[2620:137:e000::3:8]) by mx.google.com with ESMTPS id n67-20020a632746000000b005b56de1fd82si4147341pgn.272.2023.11.04.13.54.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 04 Nov 2023 13:54:30 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:8 as permitted sender) client-ip=2620:137:e000::3:8; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20230601 header.b="nJlp/ojj"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:8 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by fry.vger.email (Postfix) with ESMTP id 24AE78096BAA; Sat, 4 Nov 2023 13:54:28 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at fry.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229684AbjKDUyW (ORCPT + 99 others); Sat, 4 Nov 2023 16:54:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53856 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229522AbjKDUyV (ORCPT ); Sat, 4 Nov 2023 16:54:21 -0400 Received: from mail-wm1-x333.google.com (mail-wm1-x333.google.com [IPv6:2a00:1450:4864:20::333]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F0148D51; Sat, 4 Nov 2023 13:54:18 -0700 (PDT) Received: by mail-wm1-x333.google.com with SMTP id 5b1f17b1804b1-4083f61322fso24197995e9.1; Sat, 04 Nov 2023 13:54:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1699131257; x=1699736057; darn=vger.kernel.org; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=zEnf+Mjt/VcCd8wJsoTVNtSmXZ0N2eZfMiVlDZVdZc8=; b=nJlp/ojj7wSb8OnLMCoOK9tKzvCN25X2E9Jmx2Dqft0mDijS41Behhcf8c2KLfthhm duMXTgMTUDQXMWSgj8+ZyUj8L2NtxAdbKxlUmyocz4MLcwAVQtuPyqvPaQyJaljLR5IV LLkAbE+KGFetE4JXHwm7S6T8GTLH6KD/ugB4WdXJ99Aj3CFU74/F0UyWxRW4DBVpmSPt dyq5RP03j9C9MuKTYfMWzKx8ZBRa6LSoRV5ln3TEsXRmbrZ3vywWCEgcPj4Vh2xKjiWK DI8g08iXsC22OXmJMwztB59ux4TOtqgbm1AA6p+gX9SKNOvIeumL3ug2muYLhxT1W5a5 NYpQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1699131257; x=1699736057; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=zEnf+Mjt/VcCd8wJsoTVNtSmXZ0N2eZfMiVlDZVdZc8=; b=N/ob5/VASI21wM4h5aFiDr/xJh5bvRgflj5ujI9IM84v2AuZ9tD5jZATEcEU27bbUg OVqj1oBT1RJokH6LU4j3MvpYZPLMl/WBiRBxH7zOmjWNogvUoPjdSCuQ9/whZb4Yhupe /wjlaCyGbPCb7GfnohUZ6WUwjYoQICZYXO+0ZiffnncO8MtZpau3xKkvPT3Y3MQUiwhu X/HsqAk8NdN6FxhlgbyYVP79MV0SNy8+mkRni8mDFCLLttB82Zj00un2LVN9RiVqkze2 nevZDg0sX9CGRzbleEw06ECAfJKetNql6NQnx4uShLfb8254VtlUs+0pVhBuTMrulunn QDtA== X-Gm-Message-State: AOJu0YyA5K9b+EWszMgZSpRHrU4Vh1p9Y8/zYIarjFW9rtVYDA3k6xQ9 NsYgQ5gdFehjN0oOgXA1L7Mz5KdraGhyNznetqA= X-Received: by 2002:a05:600c:3b93:b0:401:b2c7:34a8 with SMTP id n19-20020a05600c3b9300b00401b2c734a8mr21604216wms.7.1699131257054; Sat, 04 Nov 2023 13:54:17 -0700 (PDT) MIME-Version: 1.0 References: <20231104024444.385484-1-chen.dylane@gmail.com> In-Reply-To: <20231104024444.385484-1-chen.dylane@gmail.com> From: Alexei Starovoitov Date: Sat, 4 Nov 2023 13:54:06 -0700 Message-ID: Subject: Re: [PATCH] bpf: Use E2BIG instead of ENOENT To: Tao Chen Cc: Song Liu , Jiri Olsa , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Yonghong Song , Martin KaFai Lau , John Fastabend , Hao Luo , bpf , LKML Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Spam-Status: No, score=-0.6 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on fry.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (fry.vger.email [0.0.0.0]); Sat, 04 Nov 2023 13:54:28 -0700 (PDT) On Fri, Nov 3, 2023 at 7:44=E2=80=AFPM Tao Chen wro= te: > > Use E2BIG instead of ENOENT when the key size beyond the buckets size, > it seems more meaningful. seems more meaningful? Sorry. That's hardly a reason to break someone's code.