From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030573AbXCSSmH (ORCPT ); Mon, 19 Mar 2007 14:42:07 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030582AbXCSSmG (ORCPT ); Mon, 19 Mar 2007 14:42:06 -0400 Received: from 216-99-217-87.dsl.aracnet.com ([216.99.217.87]:35592 "EHLO sous-sol.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1030580AbXCSSmF (ORCPT ); Mon, 19 Mar 2007 14:42:05 -0400 Date: Mon, 19 Mar 2007 11:41:37 -0700 From: Chris Wright To: "Eric W. Biederman" Cc: Rusty Russell , Andi Kleen , David Miller , jeremy@goop.org, mingo@elte.hu, akpm@linux-foundation.org, linux-kernel@vger.kernel.org, virtualization@lists.osdl.org, xen-devel@lists.xensource.com, chrisw@sous-sol.org, zach@vmware.com, anthony@codemonkey.ws, torvalds@linux-foundation.org, netdev@vger.kernel.org Subject: Re: [patch 13/26] Xen-paravirt_ops: Consistently wrap paravirt ops callsites to make them patchable Message-ID: <20070319184137.GB10574@sequoia.sous-sol.org> References: <20070316.023331.59468179.davem@davemloft.net> <45FB005D.9060809@goop.org> <1174127638.8897.75.camel@localhost.localdomain> <20070318.003309.71088169.davem@davemloft.net> <20070318120814.GA45869@muc.de> <1174272469.11680.23.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.2i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org * Eric W. Biederman (ebiederm@xmission.com) wrote: > Is it truly critical to inline any of these instructions? I don't have any current measurements. But we'd been aiming at getting irq_{en,dis}able to a simple memory write to pda. But simplicity, maintenance, etc. win over trimming a couple cycles, so still worth real look. thanks, -chris