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=-12.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED 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 A6F6AC43441 for ; Thu, 22 Nov 2018 07:07:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 78D0020866 for ; Thu, 22 Nov 2018 07:07:57 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 78D0020866 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=zytor.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2404987AbeKVRqB (ORCPT ); Thu, 22 Nov 2018 12:46:01 -0500 Received: from terminus.zytor.com ([198.137.202.136]:54687 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389253AbeKVRqA (ORCPT ); Thu, 22 Nov 2018 12:46:00 -0500 Received: from terminus.zytor.com (localhost [127.0.0.1]) by terminus.zytor.com (8.15.2/8.15.2) with ESMTPS id wAM77j1O3691367 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Wed, 21 Nov 2018 23:07:45 -0800 Received: (from tipbot@localhost) by terminus.zytor.com (8.15.2/8.15.2/Submit) id wAM77jtG3691364; Wed, 21 Nov 2018 23:07:45 -0800 Date: Wed, 21 Nov 2018 23:07:45 -0800 X-Authentication-Warning: terminus.zytor.com: tipbot set sender to tipbot@zytor.com using -f From: tip-bot for Arnaldo Carvalho de Melo Message-ID: Cc: mingo@kernel.org, linux-kernel@vger.kernel.org, jolsa@kernel.org, namhyung@kernel.org, tglx@linutronix.de, adrian.hunter@intel.com, wangnan0@huawei.com, acme@redhat.com, dsahern@gmail.com, hpa@zytor.com Reply-To: mingo@kernel.org, linux-kernel@vger.kernel.org, adrian.hunter@intel.com, tglx@linutronix.de, namhyung@kernel.org, jolsa@kernel.org, hpa@zytor.com, dsahern@gmail.com, wangnan0@huawei.com, acme@redhat.com To: linux-tip-commits@vger.kernel.org Subject: [tip:perf/core] Revert "perf augmented_syscalls: Drop 'write', 'poll' for testing without self pid filter" Git-Commit-ID: 4aa792de0b136edbde777d3d69c6fe8cdd8cda72 X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 4aa792de0b136edbde777d3d69c6fe8cdd8cda72 Gitweb: https://git.kernel.org/tip/4aa792de0b136edbde777d3d69c6fe8cdd8cda72 Author: Arnaldo Carvalho de Melo AuthorDate: Wed, 7 Nov 2018 10:54:06 -0300 Committer: Arnaldo Carvalho de Melo CommitDate: Wed, 21 Nov 2018 12:00:31 -0300 Revert "perf augmented_syscalls: Drop 'write', 'poll' for testing without self pid filter" Now that we have the "filtered_pids" logic in place, no need to do this rough filter to avoid the feedback loop from 'perf trace's own syscalls, revert it. This reverts commit 7ed71f124284359676b6496ae7db724fee9da753. Cc: Adrian Hunter Cc: David Ahern Cc: Jiri Olsa Cc: Namhyung Kim Cc: Wang Nan Link: https://lkml.kernel.org/n/tip-88vh02cnkam0vv5f9vp02o3h@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/examples/bpf/augmented_raw_syscalls.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/tools/perf/examples/bpf/augmented_raw_syscalls.c b/tools/perf/examples/bpf/augmented_raw_syscalls.c index 3f26e705b86c..74ce7574073d 100644 --- a/tools/perf/examples/bpf/augmented_raw_syscalls.c +++ b/tools/perf/examples/bpf/augmented_raw_syscalls.c @@ -44,9 +44,7 @@ struct augmented_filename { char value[256]; }; -#define SYS_WRITE 1 #define SYS_OPEN 2 -#define SYS_POLL 7 #define SYS_OPENAT 257 pid_filter(pids_filtered); @@ -106,8 +104,6 @@ int sys_enter(struct syscall_enter_args *args) * after the ctx memory access to prevent their down stream merging. */ switch (augmented_args.args.syscall_nr) { - case SYS_WRITE: - case SYS_POLL: return 0; case SYS_OPEN: filename_arg = (const void *)args->args[0]; __asm__ __volatile__("": : :"memory"); break;