From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752408AbdJKMQ7 (ORCPT ); Wed, 11 Oct 2017 08:16:59 -0400 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70]:59642 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751996AbdJKMQ6 (ORCPT ); Wed, 11 Oct 2017 08:16:58 -0400 Date: Wed, 11 Oct 2017 13:17:01 +0100 From: Will Deacon To: Ganapatrao Kulkarni Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, catalin.marinas@arm.com, mark.rutland@arm.com, acme@kernel.org, alexander.shishkin@linux.intel.com, peterz@infradead.org, mingo@redhat.com, jnair@caviumnetworks.com, zhangshaokun@hisilicon.com, Jonathan.Cameron@huawei.com, Robert.Richter@cavium.com, gklkml16@gmail.com Subject: Re: [PATCH v6 3/4] perf utils: Add helper function is_pmu_core to detect PMU CORE devices Message-ID: <20171011121700.GB11106@arm.com> References: <20170824120349.2323-1-ganapatrao.kulkarni@cavium.com> <20170824120349.2323-4-ganapatrao.kulkarni@cavium.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170824120349.2323-4-ganapatrao.kulkarni@cavium.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Aug 24, 2017 at 05:33:48PM +0530, Ganapatrao Kulkarni wrote: > On some platforms, PMU core devices sysfs name is not cpu. > Adding function is_pmu_core to detect PMU core devices using > core device specific hints in sysfs. > > For arm64 platforms, all core devices have file "cpus" in sysfs. > > Tested-by: Shaokun Zhang > Signed-off-by: Ganapatrao Kulkarni > --- > tools/perf/util/pmu.c | 39 +++++++++++++++++++++++++++++++++++---- > 1 file changed, 35 insertions(+), 4 deletions(-) Acked-by: Will Deacon Will