Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752113AbaGaOol (ORCPT ); Thu, 31 Jul 2014 10:44:41 -0400 Received: from mga03.intel.com ([143.182.124.21]:12517 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751442AbaGaOok (ORCPT ); Thu, 31 Jul 2014 10:44:40 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.01,772,1400050800"; d="scan'208";a="463603565" From: Andi Kleen To: "Yan\, Zheng" Cc: linux-kernel@vger.kernel.org, mingo@kernel.org, acme@infradead.org, eranian@google.com, peterz@infradead.org Subject: Re: [PATCH v3 6/9] perf, x86: handle multiple records in PEBS buffer References: <1406016602-31845-1-git-send-email-zheng.z.yan@intel.com> <1406016602-31845-7-git-send-email-zheng.z.yan@intel.com> <20140725081033.GV3935@laptop> <53D216A4.3090600@intel.com> <20140725140652.GA6758@twins.programming.kicks-ass.net> <53D5B45E.4030403@intel.com> <20140728065255.GI6758@twins.programming.kicks-ass.net> <53D9F0D7.7030002@intel.com> Date: Thu, 31 Jul 2014 07:44:12 -0700 In-Reply-To: <53D9F0D7.7030002@intel.com> (Zheng Yan's message of "Thu, 31 Jul 2014 15:31:35 +0800") Message-ID: <87a97pr3k3.fsf@tassilo.jf.intel.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org "Yan, Zheng" writes: >> >> Please lock yourselves in room and do not come out until you can give a >> straight and coherent answer. >> > > Andi, > > please confirm this The hardware can merge PEBS events that happen nearby each other. I was wrong earlier in stating the opposite. -Andi -- ak@linux.intel.com -- Speaking for myself only -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/