Re: [Bug #13666] WARNING: at mm/page_alloc.c:1743 __alloc_pages_nodemask

Arnaldo Carvalho de Melo
2009-06-30T14:00:15Z

Em Mon, Jun 29, 2009 at 07:16:55PM -0700, David Miller escreveu:
> From: David Rientjes <rientjes@google.com>
> Date: Mon, 29 Jun 2009 17:06:42 -0700 (PDT)
>
> > On Mon, 29 Jun 2009, Rafael J. Wysocki 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 2.6.30. Please verify if it still should be listed and let me know
> >> (either way).
> >>
> >>
> >> Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=13666
> >> Subject : WARNING: at mm/page_alloc.c:1743 __alloc_pages_nodemask
> >> Submitter : Thomas Meyer <thomas@m3y3r.de>
> >> Date : 2009-06-27 16:15 (2 days old)
> >> References : http://lkml.org/lkml/2009/6/27/75
> >>
> >
> > dccp_init() is trying to allocate a goal that causes the order in
> > __get_free_pages() to be >= MAX_ORDER.
> >
> > Arnaldo, can we cap ehash_order and bhash_order at MAX_ORDER - 1?
>
> There was a patch going arond for this already.

http://patchwork.kernel.org/patch/31784/

- Arnaldo