From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1765460AbYHHWN0 (ORCPT ); Fri, 8 Aug 2008 18:13:26 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1764080AbYHHWCS (ORCPT ); Fri, 8 Aug 2008 18:02:18 -0400 Received: from terminus.zytor.com ([198.137.202.10]:34684 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1764073AbYHHWCR (ORCPT ); Fri, 8 Aug 2008 18:02:17 -0400 Message-ID: <489CC246.5000202@zytor.com> Date: Fri, 08 Aug 2008 15:01:42 -0700 From: "H. Peter Anvin" User-Agent: Thunderbird 2.0.0.14 (X11/20080501) MIME-Version: 1.0 To: Yinghai Lu CC: Ingo Molnar , Thomas Gleixner , "Eric W. Biederman" , Dhaval Giani , Mike Travis , Andrew Morton , linux-kernel@vger.kernel.org Subject: Re: [PATCH 00/42] dyn_array/nr_irqs/sparse_irq support v5 References: <1218232368-31228-1-git-send-email-yhlu.kernel@gmail.com> In-Reply-To: <1218232368-31228-1-git-send-email-yhlu.kernel@gmail.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Yinghai Lu wrote: > Please check dyn_array support for x86 > v3: split changing to nr_irqs to small patches > fix checkpatch error > reorder the patch sequence to make dyn_array support go at first > so could use that with arrays other than NR_IRQS > v4: add CONFIG_HAVE_SPARSE_IRQ with list to use condensed irq_desc array > so could use 32 init, and init more if needed. > x86 32bit: have CONFIG_HAVE_DYN_ARRAY > x86 64bit: have CONFIG_HAVE_DYN_ARRAY and CONFIG_HAVE_SPARSE_IRQ > So I'm still clearly missing something about this... if we need sparse IRQs in the first place (which we do), what's the point of the dyn_array? -hpa