Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758608Ab3CFQIj (ORCPT ); Wed, 6 Mar 2013 11:08:39 -0500 Received: from mail-vb0-f50.google.com ([209.85.212.50]:46353 "EHLO mail-vb0-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752256Ab3CFQIf (ORCPT ); Wed, 6 Mar 2013 11:08:35 -0500 MIME-Version: 1.0 In-Reply-To: <20130306080642.GA535@polaris.bitmath.org> References: <20130306080642.GA535@polaris.bitmath.org> Date: Wed, 6 Mar 2013 08:08:34 -0800 X-Google-Sender-Auth: MTMR_cD3L2WdOvST4UV52yvynNI Message-ID: Subject: Re: Linux 3.9-rc1 From: Linus Torvalds To: Henrik Rydberg Cc: "H. Peter Anvin" , Linux Kernel Mailing List , Yinghai Lu Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1131 Lines: 29 On Wed, Mar 6, 2013 at 12:06 AM, Henrik Rydberg wrote: > > Or not. ;-) This commit breaks boot on my MacBookAir3,1: > > commit 8d57470d8f859635deffe3919d7d4867b488b85a > Author: Yinghai Lu > Date: Fri Nov 16 19:38:58 2012 -0800 > > x86, mm: setup page table in top-down Argh. The whole page table setup crud is scarily fragile. > Being a 64-bit apple-EFI machine, it probably runs through an obscure > path in this patch. I wish I had more vital information, but I get the > white screen of death, so not much to go on so far. I actually test on my MBA (also EFI boot), but it's a slightly newer 4,1 version, and the memory map looks very different (I've got 251 memory regions reported by efi, ugh). So Apple EFI does work at least in some cases, just not yours. Let's hope Yinghai can figure this one out.. 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/