From patchwork Wed Jun 24 15:33:56 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 217180 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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 ED248C433E1 for ; Wed, 24 Jun 2020 15:34:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CCBFF206EB for ; Wed, 24 Jun 2020 15:34:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1593012897; bh=opS5eRfWkZxbEhJg9X6T95jpkuS1Z4Ygb8njO6/vd6g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=h/SHXkP19SkcBmofnmwU42OPUS5W1l430cdMcfgYWQEEelvxIR/KZXRUq37kZqvOO bGLB7Q2v64RplAsHXAKcc42ttqpMwQGMb7lWKGLlqI61UWHGhwS9ESwQ/AB2cMwOKM nf45IYuzlsRuGTOuj39mHdU/d6XSfYdZXfAqVkyI= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2404582AbgFXPe5 (ORCPT ); Wed, 24 Jun 2020 11:34:57 -0400 Received: from mail.kernel.org ([198.145.29.99]:60680 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2404107AbgFXPe4 (ORCPT ); Wed, 24 Jun 2020 11:34:56 -0400 Received: from lore-desk-wlan.redhat.com (unknown [151.48.138.186]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id AA6BD2077D; Wed, 24 Jun 2020 15:34:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1593012895; bh=opS5eRfWkZxbEhJg9X6T95jpkuS1Z4Ygb8njO6/vd6g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=UY43QSWjPjgeZinl3XIdzuaK7fu4/gFXrvOK5l0uQ7AWZeQzBrG98fFLZ0FM2hgzF 3iPmZpaGMlCnM0+mMYDN7IT31eEm22AZbsYw/U1FQGrSfwNQyKS6sVZ1u10LdHJK2J oYPMykDwLa+Ui5V565ClRa6gLPJuHWMnXY5HVBGY= From: Lorenzo Bianconi To: netdev@vger.kernel.org, bpf@vger.kernel.org Cc: davem@davemloft.net, ast@kernel.org, brouer@redhat.com, daniel@iogearbox.net, toke@redhat.com, lorenzo.bianconi@redhat.com, dsahern@kernel.org, andrii.nakryiko@gmail.com Subject: [PATCH v4 bpf-next 7/9] libbpf: add SEC name for xdp programs attached to CPUMAP Date: Wed, 24 Jun 2020 17:33:56 +0200 Message-Id: <5a1ce6302ffcd54b87213e840e3e8d5b92285171.1593012598.git.lorenzo@kernel.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: References: MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org As for DEVMAP, support SEC("xdp_cpumap/") as a short cut for loading the program with type BPF_PROG_TYPE_XDP and expected attach type BPF_XDP_CPUMAP. Acked-by: Jesper Dangaard Brouer Acked-by: Andrii Nakryiko Signed-off-by: Lorenzo Bianconi --- tools/lib/bpf/libbpf.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index 18461deb1b19..16fa3b84ac38 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -6866,6 +6866,8 @@ static const struct bpf_sec_def section_defs[] = { .attach_fn = attach_iter), BPF_EAPROG_SEC("xdp_devmap", BPF_PROG_TYPE_XDP, BPF_XDP_DEVMAP), + BPF_EAPROG_SEC("xdp_cpumap/", BPF_PROG_TYPE_XDP, + BPF_XDP_CPUMAP), BPF_PROG_SEC("xdp", BPF_PROG_TYPE_XDP), BPF_PROG_SEC("perf_event", BPF_PROG_TYPE_PERF_EVENT), BPF_PROG_SEC("lwt_in", BPF_PROG_TYPE_LWT_IN),