From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758363Ab2I1PYJ (ORCPT ); Fri, 28 Sep 2012 11:24:09 -0400 Received: from casper.infradead.org ([85.118.1.10]:34594 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758025Ab2I1PYG convert rfc822-to-8bit (ORCPT ); Fri, 28 Sep 2012 11:24:06 -0400 Message-ID: <1348845807.3292.88.camel@twins> Subject: Re: [PATCH 04/31] perf, core: Add generic intx/intx_checkpointed counter modifiers From: Peter Zijlstra To: Andi Kleen Cc: linux-kernel@vger.kernel.org, x86@kernel.org, eranian@google.com, acme@redhat.com, Andi Kleen , Jiri Olsa Date: Fri, 28 Sep 2012 17:23:27 +0200 In-Reply-To: <20120928145324.GQ16230@one.firstfloor.org> References: <1348806696-31170-1-git-send-email-andi@firstfloor.org> <1348806696-31170-5-git-send-email-andi@firstfloor.org> <1348822920.3292.60.camel@twins> <20120928145324.GQ16230@one.firstfloor.org> Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT X-Mailer: Evolution 3.2.2- Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2012-09-28 at 16:53 +0200, Andi Kleen wrote: > > Also as a selfish reason I would prefer something that is short > to type. The qualifiers are quite common in scripts that do > measurements here. So I would prefer to keep :t and :c as user > interface. But the internal implementation can be adjusted > of course. But since its so very specific to HSW consuming such limited resources as event attribute characters seems like a bad idea. Maybe we can allow some configuration on the userspace side that would allow each individual user to be lazy and create shortcuts or aliasses of some sort ?