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Re: [GIT PULL] x86/mm changes for v3.9-rc1

To: Yinghai Lu <yinghai@kernel.org>, Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Subject: Re: [GIT PULL] x86/mm changes for v3.9-rc1
From: "H. Peter Anvin" <hpa@zytor.com>
Date: Fri, 22 Feb 2013 10:24:48 -0800
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>, "H. Peter Anvin" <hpa@linux.intel.com>, Linus Torvalds <torvalds@linux-foundation.org>, "David S. Miller" <davem@davemloft.net>, "Rafael J. Wysocki" <rjw@sisk.pl>, "stable@vger.kernel.org" <stable@vger.kernel.org>, Alexander Duyck <alexander.h.duyck@intel.com>, Andrea Arcangeli <aarcange@redhat.com>, Andrew Morton <akpm@linux-foundation.org>, Andrzej Pietrasiewicz <andrzej.p@samsung.com>, Arnd Bergmann <arnd@arndb.de>, Borislav Petkov <bp@alien8.de>, Borislav Petkov <bp@suse.de>, Christoph Lameter <cl@linux.com>, Daniel J Blueman <daniel@numascale-asia.com>, Dave Hansen <dave@linux.vnet.ibm.com>, Eric Biederman <ebiederm@xmission.com>, Fenghua Yu <fenghua.yu@intel.com>, Frederic Weisbecker <fweisbec@gmail.com>, Gleb Natapov <gleb@redhat.com>, Gokul Caushik <caushik1@gmail.com>, "H. J. Lu" <hjl.tools@gmail.com>, Hugh Dickins <hughd@google.com>, Ingo Molnar <mingo@elte.hu>, Ingo Molnar <mingo@kernel.org>, Jacob Shin <jacob.shin@amd.com>, Jamie.Lokier@zytor.com
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Again... you probably want to check into Dave's debug changes first. Makes more 
sense.

Yinghai Lu <yinghai@kernel.org> wrote:

>On Fri, Feb 22, 2013 at 10:06 AM, Stefano Stabellini
><stefano.stabellini@eu.citrix.com> wrote:
>> On Fri, 22 Feb 2013, Konrad Rzeszutek Wilk wrote:
>>> On Fri, Feb 22, 2013 at 09:12:57AM -0800, H. Peter Anvin wrote:
>>> > On 02/22/2013 08:55 AM, Konrad Rzeszutek Wilk wrote:
>>> > >
>>> > >What is bizzare is that I do recall testing this (and Stefano
>also did it).
>>> > >So I am not sure what has altered.
>>> > >
>>> >
>>> > Yes, there was a very specific reason why I wanted you guys to
>test it...
>>>
>>> Exactly. And I re-ran the same test, but with a new kernel. This is
>what
>>> git reflog tells me:
>>>
>>> 473cd24 HEAD@{75}: checkout: moving from
>08f321ed97353cf3b3fafa6b1c1971d6a8970830 to linux-next
>>> 08f321e HEAD@{76}: checkout: moving from linux-next to
>yinghai/for-x86-mm
>>> eb827a7 HEAD@{77}: checkout: moving from
>1b66ccf15ff4bd0200567e8d70446a8763f96ee7 to linux-next
>>> [konrad@build linux]$ git show 08f321e
>>> commit 08f321ed97353cf3b3fafa6b1c1971d6a8970830
>>> Author: Yinghai Lu <yinghai@kernel.org>
>>> Date:   Thu Nov 8 00:00:19 2012 -0800
>>>
>>>     mm: Kill NO_BOOTMEM version free_all_bootmem_node()
>>>
>>> And I recall Stefano later on testing (I was in a conference and did
>not have
>>> the opportunity to test it). Not sure what he ran with.
>>>
>>
>> FYI the last patch series I tested was Yinghai's "x86, boot, 64bit:
>Add
>> support for loading ramdisk and bzImage above 4G" v7u1.
>
>
>the one in tip and linus's tree is
>---
>-v7u2: update changelog and comments, and clear more fields for
>sentinel.
>     Update swiotlb autoswitch off patch.
>     Fix crash with xen PV guest with 2G.
>---
>
>and it fixes xen crash that you reported with v7u1, and you tested
>that add-on patch
>fix_xen_2g.patch with v7u1.
>and I fold the addon patch into offending patch in v7u2.
>
>
>Thanks
>
>Yinghai

-- 
Sent from my mobile phone. Please excuse brevity and lack of formatting.

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