From: "John W. Linville" <linville@tuxdriver.com>
To: Dave Jones <davej@redhat.com>,
Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: allocation failure in b43/ssb
Date: Fri, 7 Nov 2008 14:54:03 -0500 [thread overview]
Message-ID: <20081107195403.GD3546@tuxdriver.com> (raw)
In-Reply-To: <20081107190944.GA18949@redhat.com>
On Fri, Nov 07, 2008 at 02:09:44PM -0500, Dave Jones wrote:
> We just had a report from a user who spotted a bunch of messages
> of the form below in his logs..
<snip>
> The kernel is a little old (2.6.26).
>
> Looking at it though, I'm puzzled..
>
> It seems we failed to allocate an order-1 allocation, even though
> we had memory available in the DMA and normal zones.
>
> What am I missing?
>
> Full logs at https://bugzilla.redhat.com/attachment.cgi?id=322882
Most of those traces look a little scrambled, but as best as I can
tell that call to setup_rx_descbuffer comes from dma_rx. That means
that the call to __dev_alloc_skb is done with GFP_ATOMIC. I don't
know if that factors into the answer to what is happening or not.
John
--
John W. Linville Linux should be at the core
linville@tuxdriver.com of your literate lifestyle.
next prev parent reply other threads:[~2008-11-07 20:01 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-07 19:09 allocation failure in b43/ssb Dave Jones
2008-11-07 19:54 ` John W. Linville [this message]
2008-11-11 8:06 ` Andrew Morton
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