From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id S1752770AbaAGPqj (ORCPT <rfc822;w@1wt.eu>);
	Tue, 7 Jan 2014 10:46:39 -0500
Received: from one.firstfloor.org ([193.170.194.197]:36089 "EHLO
	one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
	with ESMTP id S1751595AbaAGPqb (ORCPT
	<rfc822;linux-kernel@vger.kernel.org>);
	Tue, 7 Jan 2014 10:46:31 -0500
Date: Tue, 7 Jan 2014 16:46:30 +0100
From: Andi Kleen <andi@firstfloor.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Andi Kleen <andi@firstfloor.org>,
        Alexander Shishkin <alexander.shishkin@linux.intel.com>,
        Ingo Molnar <mingo@kernel.org>,
        Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
        Ingo Molnar <mingo@redhat.com>, linux-kernel@vger.kernel.org,
        David Ahern <dsahern@gmail.com>,
        Frederic Weisbecker <fweisbec@gmail.com>, Jiri Olsa <jolsa@redhat.com>,
        Mike Galbraith <efault@gmx.de>, Namhyung Kim <namhyung@gmail.com>,
        Paul Mackerras <paulus@samba.org>,
        Stephane Eranian <eranian@google.com>
Subject: Re: [PATCH v0 04/71] itrace: Infrastructure for instruction flow
 tracing units
Message-ID: <20140107154630.GC20765@two.firstfloor.org>
References: <20131219103134.GD30183@twins.programming.kicks-ass.net>
 <87ob4drsww.fsf@ashishki-desk.ger.corp.intel.com>
 <20131219112812.GY21999@twins.programming.kicks-ass.net>
 <20131219123955.GA18186@gmail.com>
 <87haa4kj4y.fsf@ashishki-desk.ger.corp.intel.com>
 <20131219151024.GI16438@laptop.programming.kicks-ass.net>
 <87iotw6bwx.fsf@tassilo.jf.intel.com>
 <20140106221528.GK30183@twins.programming.kicks-ass.net>
 <8761pw6717.fsf@tassilo.jf.intel.com>
 <20140107084113.GN30183@twins.programming.kicks-ass.net>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20140107084113.GN30183@twins.programming.kicks-ass.net>
User-Agent: Mutt/1.5.20 (2009-06-14)
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

> Also, the PT interrupt doesn't actually need to be an NMI; when the
> proposed S/G implementation would actually work as stated there can be
> plenty room left when we trigger the interrupt.

That's true.

-andi

-- 
ak@linux.intel.com -- Speaking for myself only.