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=-7.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS 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 024CDC43331 for ; Mon, 30 Mar 2020 13:16:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C98182073B for ; Mon, 30 Mar 2020 13:16:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="Z5ab7xC3" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730312AbgC3NQq (ORCPT ); Mon, 30 Mar 2020 09:16:46 -0400 Received: from us-smtp-delivery-74.mimecast.com ([216.205.24.74]:58501 "EHLO us-smtp-delivery-74.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730084AbgC3NQq (ORCPT ); Mon, 30 Mar 2020 09:16:46 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1585574205; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=0YeqbcWY5rs9BOtPIgSgEZxu69zBFMFNuupD/gLL6+8=; b=Z5ab7xC3n/kV+/2M2wK7GHuCV0T9+0e7AxgLZSk1iy3fbEe3IKmXRCAj2MZa9/QWGyBwtR wAk6SDyefePZrT1PSYsxEIzt7TCrMe6c8xJoAGxKgmGFJr1WXbF1QkGjZWtwoi+4G3A/VD JSzOsdm0n5jhE+QtmScaRcm7zkEKHfY= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-19-lkaENwYCOSi15RMwAeldIQ-1; Mon, 30 Mar 2020 09:16:41 -0400 X-MC-Unique: lkaENwYCOSi15RMwAeldIQ-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 516F81005512; Mon, 30 Mar 2020 13:16:40 +0000 (UTC) Received: from krava (unknown [10.40.192.75]) by smtp.corp.redhat.com (Postfix) with ESMTPS id BD5A4DA0E0; Mon, 30 Mar 2020 13:16:37 +0000 (UTC) Date: Mon, 30 Mar 2020 15:16:33 +0200 From: Jiri Olsa To: Arnaldo Carvalho de Melo Cc: Jiri Olsa , Namhyung Kim , Adrian Hunter , Linux Kernel Mailing List Subject: Re: [PATCH 1/1] perf build-test: Honour JOBS to override detection of Message-ID: <20200330131633.GD2361248@krava> References: <20200330130301.GA31702@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200330130301.GA31702@kernel.org> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Mar 30, 2020 at 10:03:01AM -0300, Arnaldo Carvalho de Melo wrote: > Jiri, > > Ack? yep ;-) Acked-by: Jiri Olsa jirka > > ---- > > When one does: > > $ make -C tools/perf build-test > > The makefile in tools/perf/tests/ will, just like the main one, detect > how many cores are in the system and use it with -j. > > Sometimes we may need to override that, for instance, when using > icecream or distcc to use multiple machines in the build process, then > we need to, as with the main makefile, use: > > $ make JOBS=N -C tools/perf build-test > > Fix the tests makefile to honour that. > > Cc: Adrian Hunter > Cc: Jiri Olsa > Cc: Namhyung Kim > Signed-off-by: Arnaldo Carvalho de Melo > --- > tools/perf/tests/make | 10 +++++++--- > 1 file changed, 7 insertions(+), 3 deletions(-) > > diff --git a/tools/perf/tests/make b/tools/perf/tests/make > index c850d1664c56..5d0c3a9c47a1 100644 > --- a/tools/perf/tests/make > +++ b/tools/perf/tests/make > @@ -28,9 +28,13 @@ endif > > PARALLEL_OPT= > ifeq ($(SET_PARALLEL),1) > - cores := $(shell (getconf _NPROCESSORS_ONLN || egrep -c '^processor|^CPU[0-9]' /proc/cpuinfo) 2>/dev/null) > - ifeq ($(cores),0) > - cores := 1 > + ifeq ($(JOBS),) > + cores := $(shell (getconf _NPROCESSORS_ONLN || egrep -c '^processor|^CPU[0-9]' /proc/cpuinfo) 2>/dev/null) > + ifeq ($(cores),0) > + cores := 1 > + endif > + else > + cores=$(JOBS) > endif > PARALLEL_OPT="-j$(cores)" > endif > -- > 2.25.1 >