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 X-Spam-Level: X-Spam-Status: No, score=-3.5 required=3.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 00840C433E2 for ; Fri, 28 Aug 2020 17:00:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B1A3C20848 for ; Fri, 28 Aug 2020 17:00:15 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=google.com header.i=@google.com header.b="igZbLsbo" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726293AbgH1RAO (ORCPT ); Fri, 28 Aug 2020 13:00:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51168 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725814AbgH1RAO (ORCPT ); Fri, 28 Aug 2020 13:00:14 -0400 Received: from mail-qv1-xf49.google.com (mail-qv1-xf49.google.com [IPv6:2607:f8b0:4864:20::f49]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1FCA3C061264 for ; Fri, 28 Aug 2020 10:00:13 -0700 (PDT) Received: by mail-qv1-xf49.google.com with SMTP id i4so1269679qvv.4 for ; Fri, 28 Aug 2020 10:00:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=sender:date:in-reply-to:message-id:mime-version:references:subject :from:to:cc:content-transfer-encoding; bh=qVSCDm8AqOY/NN5FUWbHAl4wXL1gIq+ycngXFQDgYlE=; b=igZbLsbo9LouaWkh6UIVRC4+6oxbHcOBZWqzv2Cf2e0mS9yxZIQGEeRl2nCPEGGcGg esoG/caKDB3NZTnmKfh2z+NpUR/8+NM7jkutuWiUERufKURv0Hdjk2rNr1YbTYj1n8Fz C0sslc0tdfGkxFA6W2L/t4cdtozaAEz2ytTeqtguGmko7crDTTx1Ul/NUcpGmqHB8HIS krzkOPvZVRZv/xmTKb2rAO3ThyfDrIKZawyq4gtR85iWVE5bbA3+2TbomECggdnW+Jm8 WDAki2Q5196Io1KxAJmKf+cu2BJ3IAFiT81Vq0nk7Y3nef/QUCRxXZ35YQDOa1xioT5t dvIg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc:content-transfer-encoding; bh=qVSCDm8AqOY/NN5FUWbHAl4wXL1gIq+ycngXFQDgYlE=; b=C0yqTEY/D4AIJ4tg+0EOaWIXkGdY5m2OaNzC24DibTkIj3I/z+DQvkoVqkrl2FlK8g jSmUK65EnqewHRiroIDTq91ocW6P6tSsEqTCTYJl28eO6V2KOApwNMKydUKBFo6yD35z XaIa7bD/pQQMrVQ3IwakLtxg8LXzc8Nz5EiQvaYEbTSKI2n5oCNXvq+I80Yd7JrclEI1 fGKE8ZKJdAwle7swxFP71/IY6YnN2QkCHOnUBtrEOikm90r2uO1PDNUNEiI2zQ89ViTf EeN1qD4nQ9bRhCwNKWKe7XLs11J6UEX4TnJt5bF/HX89KZ/fuFNTPUXXIg5A+ZH1OLPf Q0Tg== X-Gm-Message-State: AOAM532ZKwX8FNw8KUxsBG9qMqUagiFAhLnpQKcNUUO1kEHJNxhPFFVX alCcbXNzenvc67bO2H9JZpyX1ik= X-Google-Smtp-Source: ABdhPJxucGUIQ8aLUCAvPWJp0rosUMSVDrsXhj57wQLbWOmpxCZBly93HTlWNvKLoAtMQ7IKUtX39Qw= X-Received: from sdf2.svl.corp.google.com ([2620:15c:2c4:1:7220:84ff:fe09:7732]) (user=sdf job=sendgmr) by 2002:a05:6214:10e8:: with SMTP id q8mr2649915qvt.59.1598634011735; Fri, 28 Aug 2020 10:00:11 -0700 (PDT) Date: Fri, 28 Aug 2020 10:00:10 -0700 In-Reply-To: <874kot2ors.fsf@toke.dk> Message-Id: <20200828170010.GB48607@google.com> Mime-Version: 1.0 References: <9138c60f036c68f02c41dae0605ef587a8347f4c.1597915265.git.zhuyifei@google.com> <877dts5qah.fsf@toke.dk> <874kot2ors.fsf@toke.dk> Subject: Re: [PATCH bpf-next 4/5] bpftool: support dumping metadata From: sdf@google.com To: "Toke =?iso-8859-1?Q?H=F8iland-J=F8rgensen?=" Cc: YiFei Zhu , Yonghong Song , YiFei Zhu , bpf@vger.kernel.org, Alexei Starovoitov , Daniel Borkmann , Mahesh Bandewar Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Content-Transfer-Encoding: base64 Sender: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org T24gMDgvMjMsIFRva2UgSO+/vWlsYW5kLUrvv71yZ2Vuc2VuIHdyb3RlOg0KPiBZaUZlaSBaaHUg PHpodXlpZmVpQGdvb2dsZS5jb20+IHdyaXRlczoNCg0KPiA+IE9uIEZyaSwgQXVnIDIxLCAyMDIw IGF0IDM6NTggQU0gVG9rZSBI77+9aWxhbmQtSu+/vXJnZW5zZW4gIA0KPiA8dG9rZUByZWRoYXQu Y29tPiB3cm90ZToNCj4gPj4gWW9uZ2hvbmcgU29uZyA8eWhzQGZiLmNvbT4gd3JpdGVzOg0KPiA+ PiA+IE5vdCBzdXJlIHdoZXRoZXIgd2UgbmVlZCBmb3JtYWwgbGliYnBmIEFQSSB0byBhY2Nlc3Mg bWV0YWRhdGEgb3Igbm90Lg0KPiA+PiA+IFRoaXMgbWF5IGhlbHAgb3RoZXIgYXBwbGljYXRpb25z IHRvby4gQnV0IHdlIGNhbiBkZWxheSB1bnRpbCBpdCBpcw0KPiA+PiA+IG5lY2Vzc2FyeS4NCj4g Pj4NCj4gPj4gWWVhaCwgcGxlYXNlIHB1dCBpbiBhIGxpYmJwZiBhY2Nlc3NvciBhcyB3ZWxsOyBJ IHdvdWxkIGxpa2UgdG8gdXNlIHRoaXMNCj4gPj4gZnJvbSBsaWJ4ZHAgLSB3aXRob3V0IGEgc2tl bGV0b24gOikNCj4gPj4NCj4gPj4gLVRva2UNCj4gPg0KPiA+IEkgZG9uJ3QgdGhpbmsgSSBoYXZl IGFuIGlkZWEgb24gYSBnb29kIEFQSSBpbiBsaWJicGYgdGhhdCBjb3VsZCBiZQ0KPiA+IHVzZWQg dG8gZ2V0IHRoZSBtZXRhZGF0YSBvZiBhbiBleGlzdGluZyBwcm9ncmFtIGluIGtlcm5lbCwgdGhh dCBjb3VsZA0KPiA+IGJlIHJldXNlZCBieSBicGZ0b29sIHdpdGhvdXQgZHVwbGljYXRpbmcgYWxs IHRoZSBjb2RlLiBNYXliZSB3ZSBjYW4NCj4gPiBkaXNjdXNzIHRoaXMgaW4gYSBmb2xsb3cgdXAg c2VyaWVzPw0KDQo+IEkgdGhpbmsgdGhlIG1vc3QgaW1wb3J0YW50IHBhcnQgaXMgZ2V0dGluZyBh IHJlZmVyZW5jZSB0byB0aGUgbWV0YWRhdGENCj4gbWFwLiBTbyBhIGZ1bmN0aW9uIHRoYXQgYmFz aWNhbGx5IGRvZXMgd2hhdCB0aGUgdG9wIGhhbGYgb2Ygd2hhdCB5b3VyDQo+IHNob3dfcHJvZ19t ZXRhZGF0YSgpIGZ1bmN0aW9uIGRvZXM6IGdpdmVuIGEgcHJvZyBmZCwgd2FsayB0aGUgbWFwIGlk cywNCj4gY2hlY2sgaWYgYW55IG9mIHRoZW0gbG9va3MgbGlrZSBhIG1ldGFkYXRhIG1hcCwgYW5k IGlmIHNvIHJldHVybiB0aGUgbWFwDQo+IGZkLg0KDQo+IFNob3VsZCBiZSBwcmV0dHkgc3RyYWln aHQtZm9yd2FyZCB0byByZXVzZSBiZXR3ZWVuIGJwZnRvb2wvbGliYnBmLCBubz8NClNvdW5kcyBn b29kLCBJJ2xsIGJlIHRha2luZyBvdmVyIHRoaXMgcGF0Y2ggc2VyaWVzIGFzIFlpRmVpJ3MgaW50 ZXJuc2hpcA0KaGFzIGVuZGVkLiBJJ2xsIHRyeSB0byBhZGRyZXNzIHRoYXQuDQo=