From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755311AbbBRSc4 (ORCPT ); Wed, 18 Feb 2015 13:32:56 -0500 Received: from terminus.zytor.com ([198.137.202.10]:41094 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753337AbbBRScx (ORCPT ); Wed, 18 Feb 2015 13:32:53 -0500 Date: Wed, 18 Feb 2015 10:32:00 -0800 From: tip-bot for Jiri Olsa Message-ID: Cc: cjashfor@linux.vnet.ibm.com, alexis.berlemont@gmail.com, mingo@kernel.org, namhyung@kernel.org, hpa@zytor.com, bp@alien8.de, jolsa@kernel.org, peterz@infradead.org, dsahern@gmail.com, linux-kernel@vger.kernel.org, paulus@samba.org, will.deacon@arm.com, eranian@google.com, acme@redhat.com, fweisbec@gmail.com, tglx@linutronix.de, sukadev@linux.vnet.ibm.com Reply-To: sukadev@linux.vnet.ibm.com, fweisbec@gmail.com, tglx@linutronix.de, paulus@samba.org, will.deacon@arm.com, linux-kernel@vger.kernel.org, eranian@google.com, acme@redhat.com, hpa@zytor.com, dsahern@gmail.com, peterz@infradead.org, bp@alien8.de, jolsa@kernel.org, namhyung@kernel.org, cjashfor@linux.vnet.ibm.com, mingo@kernel.org, alexis.berlemont@gmail.com To: linux-tip-commits@vger.kernel.org Subject: [tip:perf/core] perf build: Disable make's built-in rules Git-Commit-ID: 6dd280cdb8a2cf53deacd6240707ec2f22222b20 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 List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 6dd280cdb8a2cf53deacd6240707ec2f22222b20 Gitweb: http://git.kernel.org/tip/6dd280cdb8a2cf53deacd6240707ec2f22222b20 Author: Jiri Olsa AuthorDate: Sat, 10 Jan 2015 21:43:32 +0100 Committer: Arnaldo Carvalho de Melo CommitDate: Thu, 12 Feb 2015 11:24:46 -0300 perf build: Disable make's built-in rules We don't use any built-in rules, so we can disable make's checks for that and build faster. Signed-off-by: Jiri Olsa Tested-by: Sukadev Bhattiprolu Tested-by: Will Deacon Cc: Alexis Berlemont Cc: Borislav Petkov Cc: Corey Ashford Cc: David Ahern Cc: Frederic Weisbecker Cc: Namhyung Kim Cc: Paul Mackerras Cc: Peter Zijlstra Cc: Stephane Eranian Link: http://lkml.kernel.org/n/tip-fr54ist3woy7efz6z3m720vb@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/Makefile.perf | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf index aa6a504..0a256fe 100644 --- a/tools/perf/Makefile.perf +++ b/tools/perf/Makefile.perf @@ -84,6 +84,10 @@ ifneq ($(OUTPUT),) #$(info Determined 'OUTPUT' to be $(OUTPUT)) endif +# Do not use make's built-in rules +# (this improves performance and avoids hard-to-debug behaviour); +MAKEFLAGS += -r + $(OUTPUT)PERF-VERSION-FILE: ../../.git/HEAD @$(SHELL_PATH) util/PERF-VERSION-GEN $(OUTPUT) @touch $(OUTPUT)PERF-VERSION-FILE