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=-3.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, 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 DBE42C282DA for ; Wed, 17 Apr 2019 13:10:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AC5F221773 for ; Wed, 17 Apr 2019 13:10:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730209AbfDQNKI (ORCPT ); Wed, 17 Apr 2019 09:10:08 -0400 Received: from mail-wm1-f67.google.com ([209.85.128.67]:56185 "EHLO mail-wm1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726800AbfDQNKI (ORCPT ); Wed, 17 Apr 2019 09:10:08 -0400 Received: by mail-wm1-f67.google.com with SMTP id o25so3314234wmf.5 for ; Wed, 17 Apr 2019 06:10:07 -0700 (PDT) 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:mime-version :content-transfer-encoding; bh=CRu3vZodAro9mIpzE42LXAtQ286Tlh8xnLZwC5KW0ZU=; b=SaBmKCtxuFcKGZNlU1NJFW2pAZrhARuJVXChAv1gp838TRMYEbe0uoUT3MLL32lJmt IEclRBZGZlhv7S4zSJC5XgOH/MFmQEpkjiaB5/puUyyTt7AvZ7f996HsTnsj7v/C/4vz nMgQqFYaKBK180UkFeRchNUjJPXYERcbHjAlCxjadYkDuhhGiaEG3V5JJODihUZDP/3K sSdVGmwoiJ7mXfinjGGrI9vSuB0L63XZxeza9/HTIDnmmXUc/p/OahMAItnE7IdTcezc Ayyedw2f1/U6NLkOciDS3LbROf+jX06ZulS8IT1PEg6AB1L+qnHwaKruRkv5QM6SNI8p OLkA== X-Gm-Message-State: APjAAAXT52p9tJomW6NEF3O9rDsb3zfVa1hfB+0cBEIBxaAes+MDkGvZ V6fnPuZ+t6QLYamX7eegPw== X-Google-Smtp-Source: APXvYqyl2/WdXtQ0bTN+uz9eM13mUHdXfK0MeQeME0Tv4xuzmR0jZTdveDGdEQDiaN8ANKv0ypu+mg== X-Received: by 2002:a7b:c4d5:: with SMTP id g21mr30141850wmk.133.1555506606459; Wed, 17 Apr 2019 06:10:06 -0700 (PDT) Received: from localhost.localdomain ([151.251.252.188]) by smtp.gmail.com with ESMTPSA id d16sm48124303wrs.68.2019.04.17.06.10.04 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 17 Apr 2019 06:10:05 -0700 (PDT) From: Slavomir Kaslev To: rostedt@goodmis.org Cc: linux-trace-devel@vger.kernel.org, pauld@redhat.com, ykaradzhov@vmware.com, jbacik@fb.com, tstoyanov@vmware.com, slavomir.kaslev@gmail.com Subject: [PATCH v4 0/2] Optimize pid filters Date: Wed, 17 Apr 2019 16:09:57 +0300 Message-Id: <20190417130959.10064-1-kaslevs@vmware.com> X-Mailer: git-send-email 2.19.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-trace-devel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-trace-devel@vger.kernel.org This patchset optimizes how pid filters are expressed and makes it less likely that we overflow ftrace filters' size limit of one page. Changes since v3: Addressed Steven's review feedback Add section about --no-filter to `trace-cmd record`'s man page Dropped the patch adding --no-filter since Steven has already applied it Changes since v2: Append exclude rules with && Changes since v1: Add missing tags Fix append_filter_pid_range() callers to pass valid range as [min,max] Slavomir Kaslev (2): trace-cmd: Optimize how pid filters are expressed trace-cmd: Document record --no-filter option in record's man page Documentation/trace-cmd-record.1.txt | 4 + tracecmd/trace-record.c | 117 ++++++++++++++++++--------- 2 files changed, 85 insertions(+), 36 deletions(-) -- 2.19.1