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=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,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 652DACA9EC2 for ; Mon, 28 Oct 2019 13:16:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4514320873 for ; Mon, 28 Oct 2019 13:16:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726508AbfJ1NQA convert rfc822-to-8bit (ORCPT ); Mon, 28 Oct 2019 09:16:00 -0400 Received: from mx1.redhat.com ([209.132.183.28]:55055 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728954AbfJ1NQA (ORCPT ); Mon, 28 Oct 2019 09:16:00 -0400 Received: from mail-lf1-f71.google.com (mail-lf1-f71.google.com [209.85.167.71]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 7A05681F0F for ; Mon, 28 Oct 2019 13:15:59 +0000 (UTC) Received: by mail-lf1-f71.google.com with SMTP id u16so1086476lfg.20 for ; Mon, 28 Oct 2019 06:15:59 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:in-reply-to:references:date :message-id:mime-version:content-transfer-encoding; bh=vjNtaWXzYQYyO8/vxi1Mscz2AA+NYniSnjak3yf+ka0=; b=Ml69FT51e8TvAANN9MZAmMxzjVTEBN5YV/aEm/I1jsv20avypFXkcMBAJ6XCyC15QU 4qMJyrAyoLIhn2Cryi5mJI+OdBc37Fj+SDIGzAjfoCHiXFXgYmT9uO7wIdZ9Wq5TSD9P kpWzdVpYNZZzL2j5K5fd5Bq3J+61bWmTGdYvIC9guQULbizBC2gFawbCZ/v2eHEwUboB DhvNL1Nw11uqfnVh7lWlEx7v6eTHEoHrT2x1RoHFAU68/lDwWfc7ui47JeaFOF+F94R9 VevmMDCk+VfAGmsXXqfSLInq/1fItstvI5ArRiTDieG/raQPUdPkHGwRkTQJ5I2oTTf0 VkVg== X-Gm-Message-State: APjAAAX5TwOGXNNdycbK6uxMaBF+u1JdZSCQd4PPDRaoU+sBHvBqjnq0 4kLio5o+z1x6IIdk1z3kDBpUtOrNVtesOQBSV4xOZAUEBP3ZKMLbvqNZx7FEA9g98Sl+jj89N1p oQqbFjhSNCktg X-Received: by 2002:a19:c7d3:: with SMTP id x202mr7932585lff.127.1572268558041; Mon, 28 Oct 2019 06:15:58 -0700 (PDT) X-Google-Smtp-Source: APXvYqwGIt65mCxNJVDQOyNX2zDzBS+yqjzOl0BiO2TOQDbfJ06SZNvNsTmpP9PJhkdPfeL/kiKrJw== X-Received: by 2002:a19:c7d3:: with SMTP id x202mr7932567lff.127.1572268557816; Mon, 28 Oct 2019 06:15:57 -0700 (PDT) Received: from alrua-x1.borgediget.toke.dk ([2a00:7660:6da:443::2]) by smtp.gmail.com with ESMTPSA id x1sm10131396lff.90.2019.10.28.06.15.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 28 Oct 2019 06:15:57 -0700 (PDT) Received: by alrua-x1.borgediget.toke.dk (Postfix, from userid 1000) id 15B291800E2; Mon, 28 Oct 2019 14:15:56 +0100 (CET) From: Toke =?utf-8?Q?H=C3=B8iland-J=C3=B8rgensen?= To: Jesper Dangaard Brouer Cc: Daniel Borkmann , Alexei Starovoitov , Martin KaFai Lau , Song Liu , Yonghong Song , Andrii Nakryiko , David Miller , netdev@vger.kernel.org, bpf@vger.kernel.org, brouer@redhat.com Subject: Re: [PATCH bpf-next v3 4/4] selftests: Add tests for automatic map pinning In-Reply-To: <20191028140624.584bcc1e@carbon> References: <157220959547.48922.6623938299823744715.stgit@toke.dk> <157220959980.48922.12100884213362040360.stgit@toke.dk> <20191028140624.584bcc1e@carbon> X-Clacks-Overhead: GNU Terry Pratchett Date: Mon, 28 Oct 2019 14:15:56 +0100 Message-ID: <87imo9roxf.fsf@toke.dk> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8BIT Sender: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org Jesper Dangaard Brouer writes: > On Sun, 27 Oct 2019 21:53:19 +0100 > Toke Høiland-Jørgensen wrote: > >> diff --git a/tools/testing/selftests/bpf/progs/test_pinning.c b/tools/testing/selftests/bpf/progs/test_pinning.c >> new file mode 100644 >> index 000000000000..ff2d7447777e >> --- /dev/null >> +++ b/tools/testing/selftests/bpf/progs/test_pinning.c >> @@ -0,0 +1,29 @@ >> +// SPDX-License-Identifier: GPL-2.0 >> + >> +#include >> +#include "bpf_helpers.h" >> + >> +int _version SEC("version") = 1; >> + >> +struct { >> + __uint(type, BPF_MAP_TYPE_ARRAY); >> + __uint(max_entries, 1); >> + __type(key, __u32); >> + __type(value, __u64); >> + __uint(pinning, LIBBPF_PIN_BY_NAME); >> +} pinmap SEC(".maps"); > > So, this is the new BTF-defined maps syntax. > > Please remind me, what version of LLVM do we need to compile this? No idea what the minimum version is. I'm running LLVM 9.0 :) > Or was there a dependency on pahole? Don't think so... -Toke