Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932539AbXHOVxZ (ORCPT ); Wed, 15 Aug 2007 17:53:25 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754533AbXHOVxQ (ORCPT ); Wed, 15 Aug 2007 17:53:16 -0400 Received: from mx2.suse.de ([195.135.220.15]:59197 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752896AbXHOVxQ (ORCPT ); Wed, 15 Aug 2007 17:53:16 -0400 Date: Thu, 16 Aug 2007 00:47:18 +0200 From: Andi Kleen To: Chris Wright Cc: Glauber de Oliveira Costa , Andi Kleen , Glauber de Oliveira Costa , linux-kernel@vger.kernel.org, akpm@linux-foundation.org, rusty@rustcorp.com.au, mingo@elte.hu, jeremy@goop.org, avi@qumranet.com, anthony@codemonkey.ws, virtualization@lists.linux-foundation.org, lguest@ozlabs.org, Steven Rostedt , kiran@scalemp.com, shai@scalemp.com Subject: Re: [PATCH 3/25][V3] irq_flags / halt routines Message-ID: <20070815224718.GO3406@bingen.suse.de> References: <11871822163867-git-send-email-gcosta@redhat.com> <20070815135554.GE3406@bingen.suse.de> <5d6222a80708150718v14f26343q7467385e7919fa76@mail.gmail.com> <20070815154243.GH3406@bingen.suse.de> <46C31736.2050001@redhat.com> <20070815163640.GJ3406@bingen.suse.de> <46C3283B.5090804@redhat.com> <20070815164729.GU3672@sequoia.sous-sol.org> <46C3312D.40106@redhat.com> <20070815180929.GX3672@sequoia.sous-sol.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070815180929.GX3672@sequoia.sous-sol.org> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 629 Lines: 15 > between __cacheline_aligned_in_smp and other compile time bits based on > VSMP specific INTERNODE_CACHE, etc. I think compile time the way to go. Yes you're right they'll need an additional build option for that. It would be too wasteful to have the big cache line for all paravirt kernels. But it can be below paravirt ops and at least clean up the interrupt saving code. -Andi - 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/