Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932129AbaA1Pgo (ORCPT ); Tue, 28 Jan 2014 10:36:44 -0500 Received: from mail-qc0-f173.google.com ([209.85.216.173]:35924 "EHLO mail-qc0-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932077AbaA1Pgm (ORCPT ); Tue, 28 Jan 2014 10:36:42 -0500 MIME-Version: 1.0 In-Reply-To: References: <1390590670-25901-1-git-send-email-yinghai@kernel.org> <1390590670-25901-4-git-send-email-yinghai@kernel.org> Date: Tue, 28 Jan 2014 07:30:03 -0800 Message-ID: Subject: Re: [PATCH 1/3] memblock, nobootmem: Add memblock_virt_alloc_low() From: Kevin Hilman To: Olof Johansson Cc: Yinghai Lu , Linus Torvalds , Andrew Morton , Ingo Molnar , "H. Peter Anvin" , Dave Hansen , Santosh Shilimkar , "linux-kernel@vger.kernel.org" , Russell King , Konrad Rzeszutek Wilk Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jan 28, 2014 at 12:02 AM, Olof Johansson wrote: > Hi, > > On Fri, Jan 24, 2014 at 11:11 AM, Yinghai Lu wrote: >> The new memblock_virt APIs are used to replaced old bootmem API. >> >> We need to allocate page below 4G for swiotlb. >> >> That should fix regression on Andrew's system that is using swiotlb. >> >> Signed-off-by: Yinghai Lu >> Cc: Russell King >> Cc: Konrad Rzeszutek Wilk > > This seems to have been merged by Linus tonight as ad6492b80f, and it > had fallout on ARM systems (boot failures with no console output on > all but 5 of my machine/config combos). > > Seems like it didn't have a chance to sit in -next, which is somewhat > understandable given that it's considered a bugfix and it indeed fixed > the bug it was meant to. > > i'm out of time to debug this tonight (I noticed the failures as I was > heading to bed and figured I'd at least bisect them), so I wouldn't > mind seeing a revert of the ARM side change of ad6492b80f until it's > been sorted out so we keep bisectabilty intact for the rest of the > kernel. Like Olof, I noticed multiple boot failures on various ARM boards. I've confirmed that reverting the arch/arm part of this patch makes them all happily booting again. Kevin -- 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/