From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754841AbcH0Cbm (ORCPT ); Fri, 26 Aug 2016 22:31:42 -0400 Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:43046 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754623AbcH0Cbk (ORCPT ); Fri, 26 Aug 2016 22:31:40 -0400 From: Alexei Starovoitov To: "David S . Miller" CC: Peter Zijlstra , Brendan Gregg , Daniel Borkmann , Arnaldo Carvalho de Melo , Wang Nan , , , Subject: [PATCH net-next 0/6] perf, bpf: add support for bpf in sw/hw perf_events Date: Fri, 26 Aug 2016 19:31:18 -0700 Message-ID: <1472265084-1767670-1-git-send-email-ast@fb.com> X-Mailer: git-send-email 2.8.0 X-FB-Internal: Safe MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Spam-Reason: safe X-FB-Internal: Safe X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2016-08-26_15:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Peter, Dave, this patch set is a follow up to the discussion: https://lkml.org/lkml/2016/8/4/304 It turned out to be simpler than what we discussed. Patches 1-3 is a bpf-side prep for the main patch 4 that adds bpf program as an overflow_handler to sw and hw perf_events. Peter, please review. Patches 5 and 6 are tests/examples from myself and Brendan. Thanks! Alexei Starovoitov (5): bpf: support 8-byte metafield access bpf: introduce BPF_PROG_TYPE_PERF_EVENT program type bpf: perf_event progs should only use preallocated maps perf, bpf: add perf events core support for BPF_PROG_TYPE_PERF_EVENT programs samples/bpf: add perf_event+bpf example Brendan Gregg (1): samples/bpf: add sampleip example include/linux/bpf.h | 4 + include/linux/perf_event.h | 7 ++ include/uapi/linux/Kbuild | 1 + include/uapi/linux/bpf.h | 1 + include/uapi/linux/bpf_perf_event.h | 18 +++ kernel/bpf/verifier.c | 31 +++++- kernel/events/core.c | 82 +++++++++++++- kernel/trace/bpf_trace.c | 57 ++++++++++ samples/bpf/Makefile | 8 ++ samples/bpf/bpf_helpers.h | 2 + samples/bpf/bpf_load.c | 7 +- samples/bpf/sampleip_kern.c | 38 +++++++ samples/bpf/sampleip_user.c | 196 +++++++++++++++++++++++++++++++++ samples/bpf/trace_event_kern.c | 65 +++++++++++ samples/bpf/trace_event_user.c | 213 ++++++++++++++++++++++++++++++++++++ 15 files changed, 724 insertions(+), 6 deletions(-) create mode 100644 include/uapi/linux/bpf_perf_event.h create mode 100644 samples/bpf/sampleip_kern.c create mode 100644 samples/bpf/sampleip_user.c create mode 100644 samples/bpf/trace_event_kern.c create mode 100644 samples/bpf/trace_event_user.c -- 2.8.0