From: Christoph Lameter <clameter@sgi.com>
To: Mel Gorman <mel@skynet.skynet.ie>
Cc: Andrew Morton <akpm@linux-foundation.org>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Nicolas.Mailhot@LaPoste.net,
"bugme-daemon@kernel-bugs.osdl.org"
<bugme-daemon@bugzilla.kernel.org>
Subject: Re: [Bug 8464] New: autoreconf: page allocation failure. order:2, mode:0x84020
Date: Thu, 10 May 2007 15:11:52 -0700 (PDT) [thread overview]
Message-ID: <Pine.LNX.4.64.0705101510500.13404@schroedinger.engr.sgi.com> (raw)
In-Reply-To: <20070510220657.GA14694@skynet.ie>
On Thu, 10 May 2007, Mel Gorman wrote:
> I see the gfpmask was 0x84020. That doesn't look like __GFP_WAIT was set,
> right? Does that mean that SLUB is trying to allocate pages atomically? If so,
> it would explain why this situation could still occur even though high-order
> allocations that could sleep would succeed.
SLUB is following the gfp mask of the caller like all well behaved slab
allocators do. If the caller does not set __GFP_WAIT then the page
allocator also cannot wait.
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next prev parent reply other threads:[~2007-05-10 22:11 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200705102128.l4ALSI2A017437@fire-2.osdl.org>
2007-05-10 21:43 ` Andrew Morton
2007-05-10 21:49 ` Christoph Lameter
2007-05-10 22:06 ` Mel Gorman
2007-05-10 22:11 ` Christoph Lameter [this message]
2007-05-10 22:16 ` Mel Gorman
2007-05-10 22:27 ` Christoph Lameter
2007-05-10 22:44 ` Mel Gorman
2007-05-10 22:49 ` Christoph Lameter
2007-05-10 23:00 ` Mel Gorman
2007-05-10 23:01 ` Christoph Lameter
2007-05-11 5:56 ` Nicolas Mailhot
2007-05-11 9:08 ` Mel Gorman
2007-05-11 11:51 ` Nicolas Mailhot
2007-05-11 17:38 ` Mel Gorman
2007-05-11 17:45 ` Nicolas Mailhot
2007-05-11 18:30 ` Nicolas Mailhot
2007-05-11 20:36 ` Mel Gorman
2007-05-12 8:11 ` Nicolas Mailhot
2007-05-12 16:42 ` Mel Gorman
2007-05-12 18:09 ` Nicolas Mailhot
2007-05-12 18:58 ` Nicolas Mailhot
2007-05-12 19:24 ` Mel Gorman
2007-05-13 8:16 ` Nicolas Mailhot
2007-05-11 17:46 ` Christoph Lameter
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