From patchwork Tue Nov 20 00:06:24 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Nikita V. Shirokov" X-Patchwork-Id: 1000196 Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=tehnerd.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=tehnerd-com.20150623.gappssmtp.com header.i=@tehnerd-com.20150623.gappssmtp.com header.b="K8p1rU5m"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 42zQxL3TNDz9s6w for ; Tue, 20 Nov 2018 11:07:02 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732193AbeKTKdM (ORCPT ); Tue, 20 Nov 2018 05:33:12 -0500 Received: from mail-it1-f172.google.com ([209.85.166.172]:52608 "EHLO mail-it1-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726431AbeKTKdM (ORCPT ); Tue, 20 Nov 2018 05:33:12 -0500 Received: by mail-it1-f172.google.com with SMTP id i7so851146iti.2 for ; Mon, 19 Nov 2018 16:07:00 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tehnerd-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id; bh=9aauwR+nlp+b9RegqrNTGOLinEl8L6EIA3Aml3VD0Dc=; b=K8p1rU5m1pVwRIEjg2svwjbV/0ZuJY3njCMPM2IQ8Z461Ae/Baff2kW3YJCDoZuGSt pmeFdhnbsxPOaeJDKzHQX58NC0iTMx2nYXmEn4rgtzq+ima0qdOTpjeTgRHhTqHihNfq /ZYwLz75TqmnkdJq2Q8RatdW+lxclw3BPFzRJg5wGPiQBXe4EWbu3ingPGlDneBpkxcA 6sjyxvAwSS9OcxWQHbMWJxpEE3jSiNdxFPWPxyVOYX/QOVQXvTf/vjVDW7bFof+3+HGD 6pbnNkN9R11BNKhQOLRw9lo6rzM2ckrkr+ahSPfcCdziwNyputtpNYYJ0GmPgMdO12nH kNWQ== 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:date:message-id; bh=9aauwR+nlp+b9RegqrNTGOLinEl8L6EIA3Aml3VD0Dc=; b=Syr4Xx3U2CxTfxIkzTojMCFe62OIWum5SGqVbuNBWn6Cu3IljGKTsf7jbvzhbl/6aC OvVwaGybE1BOKvT+SXmTUfhrDFuyftT0RHMEkvyNVA6dfGGlL0Pe6KGIkGjiPjq9J10/ BneTu3/Cxtc6CYBibvfV8jJSjw+OC5W8C4QIKZjTmtUmpkOA75BQKdMIW0OtsKKeSUJw Ra9grjRihooUfFeoVsC05Q5ItkuKB2gnNAIElCopDo00KgLJKFzHZqsrdDFSsTcEm7ox gswGso/w8xFGgXK46O0JskYIRcTY68uRcEDSau41TiriqEseMwDZyQhwJM1eeDAm6Iyz Gjxg== X-Gm-Message-State: AA+aEWZeF54h7oNIPOKrkz6ahHHg2KXspTXIKjRg8EmsITSpu4YVy5cH VKUSYXXEW+wqbIy3887sv36leIPYkvU= X-Google-Smtp-Source: AJdET5dawb+zWPAt4EYHamo+FpuWqOBex9q/0HHkFCSM0ZjzbeBUM65CNkiPyalIkCKjuHQxoxxZwA== X-Received: by 2002:a24:be0e:: with SMTP id i14mr220900itf.153.1542672419864; Mon, 19 Nov 2018 16:06:59 -0800 (PST) Received: from maindev.thefacebook.com ([199.201.64.131]) by smtp.gmail.com with ESMTPSA id 186-v6sm15201588itl.23.2018.11.19.16.06.58 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 19 Nov 2018 16:06:59 -0800 (PST) From: "Nikita V. Shirokov" To: Alexei Starovoitov , Daniel Borkmann , Jakub Kicinski Cc: netdev@vger.kernel.org, "Nikita V. Shirokov" Subject: [PATCH bpf-next 0/2] bpf: adding support for mapinmap in libbpf Date: Mon, 19 Nov 2018 16:06:24 -0800 Message-Id: <20181120000626.16825-1-tehnerd@tehnerd.com> X-Mailer: git-send-email 2.15.1 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org in this patch series i'm adding a helper for libbpf which would allow it to load map-in-map(BPF_MAP_TYPE_ARRAY_OF_MAPS and BPF_MAP_TYPE_HASH_OF_MAPS). first patch contains new helper + explains proposed workflow second patch contains tests which also could be used as example of usage Nikita V. Shirokov (2): bpf: adding support for map in map in libbpf bpf: adding tests for mapinmap helpber in libbpf tools/lib/bpf/libbpf.c | 7 +++ tools/lib/bpf/libbpf.h | 2 + tools/testing/selftests/bpf/Makefile | 3 +- tools/testing/selftests/bpf/test_mapinmap.c | 53 ++++++++++++++++++++ tools/testing/selftests/bpf/test_maps.c | 76 +++++++++++++++++++++++++++++ 5 files changed, 140 insertions(+), 1 deletion(-) create mode 100644 tools/testing/selftests/bpf/test_mapinmap.c