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=-3.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 28753C43381 for ; Mon, 25 Feb 2019 22:29:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DCE5C20643 for ; Mon, 25 Feb 2019 22:29:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1551133767; bh=jlyqaL5Fl2+K83Q81pHz1DivFyomD/oSWNN1KDeixfA=; h=From:To:CC:Subject:Date:List-ID:From; b=yvltdeyyFReyTXEKnERmtcnkq4Z5+XYhAfnyq1sKehI9MIml5xvgJ3ndr+qTZWvDW 6YZnzTpSwAOIwYWD8uspvew4Hz2z7V0VTEOoSYrkj2Jq+3mCcc939UTBF3WKz6WXAB 7vM7oZaaMfTrxhb9ODRm1UpUXKww3RS+8HTivYCI= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727554AbfBYW30 convert rfc822-to-8bit (ORCPT ); Mon, 25 Feb 2019 17:29:26 -0500 Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:46096 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727437AbfBYW30 (ORCPT ); Mon, 25 Feb 2019 17:29:26 -0500 Received: from pps.filterd (m0044008.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x1PMDRBe028106 for ; Mon, 25 Feb 2019 14:29:25 -0800 Received: from maileast.thefacebook.com ([199.201.65.23]) by mx0a-00082601.pphosted.com with ESMTP id 2qvpqurhyw-15 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT) for ; Mon, 25 Feb 2019 14:29:25 -0800 Received: from mx-out.facebook.com (2620:10d:c0a1:3::13) by mail.thefacebook.com (2620:10d:c021:18::172) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA) id 15.1.1531.3; Mon, 25 Feb 2019 14:28:42 -0800 Received: by devbig007.ftw2.facebook.com (Postfix, from userid 572438) id 0FCC976091F; Mon, 25 Feb 2019 14:28:42 -0800 (PST) Smtp-Origin-Hostprefix: devbig From: Alexei Starovoitov Smtp-Origin-Hostname: devbig007.ftw2.facebook.com To: CC: , , , , Smtp-Origin-Cluster: ftw2c04 Subject: [PATCH v3 bpf-next 0/4] bpf: per program stats Date: Mon, 25 Feb 2019 14:28:38 -0800 Message-ID: <20190225222842.2031962-1-ast@kernel.org> X-Mailer: git-send-email 2.20.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8BIT X-FB-Internal: Safe Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-02-25_12:,, signatures=0 X-Proofpoint-Spam-Reason: safe X-FB-Internal: Safe Sender: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org Introduce per program stats to monitor the usage BPF v2->v3: - rename to run_time_ns/run_cnt everywhere v1->v2: - fixed u64 stats on 32-bit archs. Thanks Eric - use more verbose run_time_ns in json output as suggested by Andrii - refactored prog_alloc and clarified behavior of stats in subprogs Alexei Starovoitov (4): bpf: enable program stats bpf: expose program stats via bpf_prog_info tools/bpf: sync bpf.h into tools tools/bpftool: recognize bpf_prog_info run_time_ns and run_cnt include/linux/bpf.h | 9 +++++ include/linux/filter.h | 20 +++++++++- include/uapi/linux/bpf.h | 2 + kernel/bpf/core.c | 31 ++++++++++++++- kernel/bpf/syscall.c | 39 ++++++++++++++++++- kernel/bpf/verifier.c | 7 +++- kernel/sysctl.c | 34 ++++++++++++++++ .../bpftool/Documentation/bpftool-prog.rst | 4 +- tools/bpf/bpftool/prog.c | 7 ++++ tools/include/uapi/linux/bpf.h | 2 + 10 files changed, 148 insertions(+), 7 deletions(-) -- 2.20.0