From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752594AbaCFQet (ORCPT ); Thu, 6 Mar 2014 11:34:49 -0500 Received: from usmamail.tilera.com ([12.216.194.151]:52828 "EHLO USMAMAIL.TILERA.COM" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751190AbaCFQes (ORCPT ); Thu, 6 Mar 2014 11:34:48 -0500 Message-ID: <5318A3A6.1040408@tilera.com> Date: Thu, 6 Mar 2014 11:34:46 -0500 From: Chris Metcalf User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.3.0 MIME-Version: 1.0 To: Tony Lu , Peter Zijlstra , Paul Mackerras , Ingo Molnar , Arnaldo Carvalho de Melo CC: "linux-kernel@vger.kernel.org" Subject: Re: [PATCH 0/4] tile: Add perf_events support for tile References: In-Reply-To: X-Enigmail-Version: 1.6 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 3/6/2014 1:09 AM, Tony Lu wrote: > From: Zhigang Lu > > This patchset adds perf support for tile architecture. The code is based on x86 perf event code, and it has been tested on tile for 2 years. > > Zhigang Lu (4): > tile: Add support for handling PMC hardware > tile: Enable NMIs on return from handle_nmi() without errors > tile/perf: Support perf_events on tilegx and tilepro > perf tools: Allow building for tile > > arch/tile/Kconfig | 6 + > arch/tile/include/asm/perf_event.h | 22 + > arch/tile/include/asm/pmc.h | 64 +++ > arch/tile/kernel/Makefile | 2 + > arch/tile/kernel/intvec_32.S | 24 +- > arch/tile/kernel/intvec_64.S | 24 +- > arch/tile/kernel/irq.c | 18 + > arch/tile/kernel/perf_event.c | 1005 ++++++++++++++++++++++++++++++++++++ > arch/tile/kernel/pmc.c | 121 +++++ > tools/perf/config/Makefile.arch | 3 +- > tools/perf/perf.h | 8 + Taken into the tile tree, with the wr_miss fix, given Peter's (soft) ack that it looked basically OK. If there is more feedback we can adjust before I ask Linus to pull. -- Chris Metcalf, Tilera Corp. http://www.tilera.com