From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760409Ab0EEADh (ORCPT ); Tue, 4 May 2010 20:03:37 -0400 Received: from mail-wy0-f174.google.com ([74.125.82.174]:32987 "EHLO mail-wy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760394Ab0EEADe (ORCPT ); Tue, 4 May 2010 20:03:34 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:cc:subject:date:message-id:x-mailer:x-mailer-version; b=QkeWMNSNVUx+enpERJhuSdM3G/jRPMATAkpHzYdu57+Jd3ObZomUX5Kqp2t4SzhelT LNBKnQaBotfO8AwU+9ITc6FEROFgVCR1q6ASeXYdVTLEZ9SqI2nGrwAlF9K0SU5dMN45 /Eh7LG63ZG435uc8NUfWp01GfKkB5KrDrSCFY= From: Frederic Weisbecker To: Arnaldo Carvalho de Melo Cc: LKML , Frederic Weisbecker , Ingo Molnar , Peter Zijlstra , Arnaldo Carvalho de Melo , Paul Mackerras , Tom Zanussi , Masami Hiramatsu Subject: [PATCH 0/2] perf: Redesign trace events reordering Date: Wed, 5 May 2010 02:03:29 +0200 Message-Id: <1273017811-16880-1-git-send-regression-fweisbec@gmail.com> X-Mailer: git-send-regression X-Mailer-version: 0.1, "The maintainer couldn't reproduce after one week full time debugging" special version. Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org I recently noticed that the new reordering design is broken when it deals with tons of events. This patchset provides another algorithm to deal with that, tested without any problem. And since it involves more frequent flushes, I guess it could plug nicely with the live mode. Frederic Weisbecker (2): perf: Introduce a new "round of buffers read" pseudo event perf: Provide a new deterministic events reordering algorithm tools/perf/builtin-record.c | 34 ++++++++++---- tools/perf/util/event.h | 3 +- tools/perf/util/session.c | 106 +++++++++++++++++++++++++++++++------------ tools/perf/util/session.h | 36 +++++++++------ 4 files changed, 123 insertions(+), 56 deletions(-)