From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from foss.arm.com ([217.140.101.70]:58544 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754696AbcA1Jia (ORCPT ); Thu, 28 Jan 2016 04:38:30 -0500 Date: Thu, 28 Jan 2016 09:38:28 +0000 From: Will Deacon To: Greg Kroah-Hartman Cc: Guenter Roeck , stable , Nicolas Dichtel Subject: Re: Build failures in v3.10-stable-queue, v3.14-stable-queue (+4.1, 4.3, 4.4) Message-ID: <20160128093827.GB30928@arm.com> References: <56A8B68F.107@roeck-us.net> <56A8F199.5090409@roeck-us.net> <56A8FB5C.4090203@roeck-us.net> <20160127174936.GA22700@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20160127174936.GA22700@kroah.com> Sender: stable-owner@vger.kernel.org List-ID: On Wed, Jan 27, 2016 at 09:49:36AM -0800, Greg Kroah-Hartman wrote: > On Wed, Jan 27, 2016 at 09:16:12AM -0800, Guenter Roeck wrote: > > On 01/27/2016 08:34 AM, Guenter Roeck wrote: > > >On 01/27/2016 04:22 AM, Guenter Roeck wrote: > > >[ ... ] > > > > > >>--- > > >>mn10300 (v3.10, v3.14): > > >> > > >>kernel/uid16.c:19:1: error: unknown type name 'old_uid_t' > > >>kernel/uid16.c:19:1: error: unknown type name 'old_gid_t' > > >>ipc/util.c:609:2: error: 'old_uid_t' undeclared > > >> > > >>and other similar errors. Requires c86576ea114a ("mn10300: Select CONFIG_HAVE_UID16 > > >>to fix build failure"). Results in minor easy to resolve conflict in v3.10.y (I didn't > > >>check v3.14.y). Let me know if you need a backport. > > >> > > >4.1 and 4.3 are also affected by this problem. > > > > > >--- > > >arm64 (4.1, 4.3): > > > > > >allmodconfig core dumps (oops). I'll need to look into that one. > > > > > > > Two patches are culprits here: > > > > - 'recordmcount: arm64: Replace the ignored mcount call into nop' causes the crash. > > It is not the C compiler. Maybe some other patch to recordmcount is missing. > > > > - 'arm64: mm: use correct mapping granularity under DEBUG_RODATA' uses SWAPPER_BLOCK_SIZE > > which is not defined in 4.3. This causes a build failure in 4.3 after reverting the above. > > I didn't check 4.1. > > Ok, as I have no idea here, and don't have an arm64 system to do > anything with (i.e. test), I'll just leave this alone until someone who > does care about the architecture comes along with a fix :) We'll take a look... Will