From: Johannes Berg <johannes@sipsolutions.net>
To: Zdenek Kabelac <zdenek.kabelac@gmail.com>
Cc: Rik van Riel <riel@redhat.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
yi.zhu@intel.com, reinette.chatre@intel.com,
linux-wireless@vger.kernel.org
Subject: Re: Problem: Out of memory after 2days with 2GB RAM
Date: Thu, 12 Jun 2008 16:19:50 +0200 [thread overview]
Message-ID: <1213280390.3936.21.camel@johannes.berg> (raw)
In-Reply-To: <c4e36d110806120712h1237d084v2eaeb494cc48b43c@mail.gmail.com> (sfid-20080612_161221_904883_AD0B167C)
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> >> It looks like this is because it wants to allocate 2**5 contiguous
> >> pages, which is 128kB of contiguous kernel memory.
> >
> > 64-bit system I assume?
> > The allocation should be 256 * 20 * sizeof(struct sk_buff *).
> >
> > Try the patch below. It should improve code generation too.
>
> I'll surely try you patch - but is the iwl the only driver which needs
> 128kB continuous memory chunk?
I don't know. But I think it'll probably fail right after, trying to
allocate a 32kb buffer with pci_alloc_something....
johannes
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next prev parent reply other threads:[~2008-06-12 14:20 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <c4e36d110806120307n20cce692s9c136f11596f5ab0@mail.gmail.com>
2008-06-12 13:38 ` Problem: Out of memory after 2days with 2GB RAM Rik van Riel
2008-06-12 13:54 ` Johannes Berg
2008-06-12 14:12 ` Zdenek Kabelac
2008-06-12 14:19 ` Johannes Berg [this message]
2008-06-12 16:38 ` Tomas Winkler
2008-06-12 15:43 ` Tomas Winkler
2008-06-12 16:35 ` Tomas Winkler
2008-06-12 17:05 ` Johannes Berg
2008-06-12 17:39 ` Tomas Winkler
2008-06-12 17:46 ` Johannes Berg
2008-06-12 18:03 ` Tomas Winkler
2008-06-12 18:15 ` Johannes Berg
2008-06-12 20:11 ` Zdenek Kabelac
2008-06-12 22:17 ` Tomas Winkler
2008-06-13 0:43 ` Andrew Morton
2008-06-12 18:41 ` John W. Linville
2008-06-12 17:03 ` Johannes Berg
2008-06-12 17:35 ` Tomas Winkler
2008-06-12 17:39 ` Johannes Berg
2008-06-12 17:50 ` Tomas Winkler
2008-06-12 17:10 ` Rik van Riel
2008-06-12 21:30 ` Jiri Slaby
2008-06-12 22:26 ` Tomas Winkler
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