From mboxrd@z Thu Jan  1 00:00:00 1970
From: Pekka Enberg <penberg-bbCR+/B0CizivPeTLB3BmA@public.gmane.org>
Subject: Re: [Bug #13319] Page allocation failures with b43 and p54usb
Date: Mon, 18 May 2009 09:31:47 +0300
Message-ID: <84144f020905172331x6032394fn172f02e36298192d@mail.gmail.com>
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To: Andrew Morton <akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
Cc: "Rafael J. Wysocki" <rjw-KKrjLPT3xs0@public.gmane.org>, Linux Kernel Mailing List <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>, Kernel Testers List <kernel-testers-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>, Johannes Berg <johannes-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>, Larry Finger <Larry.Finger-tQ5ms3gMjBLk1uMJSBkQmQ@public.gmane.org>, linux-wireless-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, adrian-TSF8l6Tg6afpT6hvJLqO3U8SxdOydiOw@public.gmane.org

Hi Andrew,

On Sat, 16 May 2009 21:20:45 +0200 (CEST) "Rafael J. Wysocki"
<rjw-KKrjLPT3xs0@public.gmane.org> wrote:
>> This message has been generated automatically as a part of a report
>> of recent regressions.
>>
>> The following bug entry is on the current list of known regressions
>> from 2.6.29. =A0Please verify if it still should be listed and let m=
e know
>> (either way).
>>
>>
>> Bug-Entry =A0 =A0 : http://bugzilla.kernel.org/show_bug.cgi?id=3D133=
19
>> Subject =A0 =A0 =A0 =A0 =A0 =A0 =A0 : Page allocation failures with =
b43 and p54usb
>> Submitter =A0 =A0 : Larry Finger <Larry.Finger-tQ5ms3gMjBLk1uMJSBkQmQ@public.gmane.org>
>> Date =A0 =A0 =A0 =A0 =A0: 2009-04-29 21:01 (18 days old)
>> References =A0 =A0: http://marc.info/?l=3Dlinux-kernel&m=3D124103897=
101088&w=3D4
>> Handled-By =A0 =A0: Johannes Berg <johannes-cdvu00un1VgdHxzADdlk8Q@public.gmane.org>

On Sun, May 17, 2009 at 2:36 AM, Andrew Morton
<akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org> wrote:
> Well.. =A0order-1 GFP_ATOMIC allocations are unreliable. =A0The netwo=
rking
> code should hanlde the situation and recover. =A0I assume that is
> happening in this case?
>
> Perhaps we did something in that code after 2.6.29 which increased th=
e
> frequency of the order-1 allocation attempts? =A0Maybe earlier kernel=
s
> used order-0 all the time? =A0Those are much more reliable.

I wonder if this is related:

http://bugzilla.kernel.org/show_bug.cgi?id=3D13069

Both point to post 2.6.29... Hmm.
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