From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754127AbbC3ULU (ORCPT ); Mon, 30 Mar 2015 16:11:20 -0400 Received: from one.firstfloor.org ([193.170.194.197]:47749 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753217AbbC3ULS (ORCPT ); Mon, 30 Mar 2015 16:11:18 -0400 Date: Mon, 30 Mar 2015 22:11:16 +0200 From: Andi Kleen To: Peter Zijlstra Cc: "Liang, Kan" , Andi Kleen , "linux-kernel@vger.kernel.org" , "mingo@kernel.org" , "acme@infradead.org" , "eranian@google.com" Subject: Re: [PATCH V5 4/6] perf, x86: handle multiple records in PEBS buffer Message-ID: <20150330201116.GI2366@two.firstfloor.org> References: <1424701556-28270-1-git-send-email-kan.liang@intel.com> <1424701556-28270-5-git-send-email-kan.liang@intel.com> <20150330134531.GV23123@twins.programming.kicks-ass.net> <37D7C6CF3E00A74B8858931C1DB2F0770178BAF5@SHSMSX103.ccr.corp.intel.com> <20150330172545.GG2366@two.firstfloor.org> <37D7C6CF3E00A74B8858931C1DB2F0770178BC4D@SHSMSX103.ccr.corp.intel.com> <20150330200710.GO27490@worktop.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20150330200710.GO27490@worktop.programming.kicks-ass.net> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Fair enough. For now we can simply only allow multi pebs if only a single PEBS event is active (non PEBS events don't matter, as we can just ignore those) This would be always on Atom, which only has a single PEBS counter. -Andi -- ak@linux.intel.com -- Speaking for myself only.