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=-15.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,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 D4D60C43610 for ; Thu, 22 Nov 2018 03:37:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9C9252080F for ; Thu, 22 Nov 2018 03:37:05 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="PY5Kn7Jd" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9C9252080F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org 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 S2404367AbeKVOO3 (ORCPT ); Thu, 22 Nov 2018 09:14:29 -0500 Received: from mail.kernel.org ([198.145.29.99]:55980 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2404284AbeKVOO2 (ORCPT ); Thu, 22 Nov 2018 09:14:28 -0500 Received: from jouet.infradead.org (unknown [179.97.41.186]) (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 167AC206BA; Thu, 22 Nov 2018 03:36:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1542857822; bh=vNoyr4ztF4Zy/XaFFR6tIwJUnwOsA1bOV4AkTgjsJSM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PY5Kn7JdbDHkbT5D2lTW4XOiHG/Nu3oFGxzZrw9j+4fB8G99YG7GfLpEPSAcjcbUu p4ERYWInZmmSxBSScax5Js86Zuo0B9D1UooWa+fn59SumnfpTT2xFLn7/3qb9z5nfd O4uW1QNEGXCWe284mBGBSOW7gQJYlbQUa7UoDRZ4= From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: Clark Williams , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Arnaldo Carvalho de Melo , Adrian Hunter , David Ahern , Jiri Olsa , Namhyung Kim , Wang Nan Subject: [PATCH 13/28] Revert "perf augmented_syscalls: Drop 'write', 'poll' for testing without self pid filter" Date: Thu, 22 Nov 2018 00:35:56 -0300 Message-Id: <20181122033611.15890-14-acme@kernel.org> X-Mailer: git-send-email 2.14.5 In-Reply-To: <20181122033611.15890-1-acme@kernel.org> References: <20181122033611.15890-1-acme@kernel.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Arnaldo Carvalho de Melo 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; -- 2.14.5