Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758871AbYH3Wml (ORCPT ); Sat, 30 Aug 2008 18:42:41 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756398AbYH3WmT (ORCPT ); Sat, 30 Aug 2008 18:42:19 -0400 Received: from smtp1.linux-foundation.org ([140.211.169.13]:44843 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755859AbYH3WmQ (ORCPT ); Sat, 30 Aug 2008 18:42:16 -0400 Date: Sat, 30 Aug 2008 15:41:13 -0700 (PDT) From: Linus Torvalds To: Yinghai Lu cc: "Rafael J. Wysocki" , Linux Kernel Mailing List , Jeff Garzik , Tejun Heo , Ingo Molnar , David Witbrodt , Andrew Morton , Kernel Testers Subject: Re: Linux 2.6.27-rc5: System boot regression caused by commit a2bd7274b47124d2fc4dfdb8c0591f545ba749dd In-Reply-To: <86802c440808301314t525d1b75r9afcc73857cf5c79@mail.gmail.com> Message-ID: References: <200808292157.24179.rjw@sisk.pl> <200808300030.32905.rjw@sisk.pl> <86802c440808301107n4561e815ldf53183c92a7bc93@mail.gmail.com> <86802c440808301210u6db1b4e7p4036bdc95db1a601@mail.gmail.com> <86802c440808301314t525d1b75r9afcc73857cf5c79@mail.gmail.com> User-Agent: Alpine 1.10 (LFD 962 2008-03-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 713 Lines: 19 On Sat, 30 Aug 2008, Yinghai Lu wrote: > > in old kernel, after BAR3 request_filed, pci_assigned_unassigned > should get update resource for that... but it could find that big > space for it. Exactly. So what happens is that it doesn't actually re-allocate it at all. Not that it is necessarily even possible - it's quite possible that that field is effectively locked some way and is read-only. Without knowing the chipset details, we can only guess. Linus -- 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/