From: Satya <satyakiran@gmail.com>
To: benh@kernel.crashing.org
Cc: kazutomo@mcs.anl.gov, linuxppc-dev@ozlabs.org,
edi@linux.vnet.ibm.com, david@gibson.dropbear.id.au
Subject: Re: hugetlbfs for ppc440 - kernel BUG
Date: Tue, 21 Oct 2008 15:50:30 -0700 [thread overview]
Message-ID: <acbcf3840810211550q34dac858je6c114a924067d65@mail.gmail.com> (raw)
In-Reply-To: <acbcf3840810211546s1d72dac0kabcf1285358efbdf@mail.gmail.com>
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On Tue, Oct 21, 2008 at 3:46 PM, Satya <satyakiran@gmail.com> wrote:
> Ben,
> Look here: http://www-unix.mcs.anl.gov/zeptoos/hugepages/
>
> thanks,
> ./satya
>
>
> On Tue, Oct 21, 2008 at 1:47 PM, Benjamin Herrenschmidt <
> benh@kernel.crashing.org> wrote:
>
>> On Tue, 2007-07-10 at 13:38 -0500, Satya wrote:
>> > hello,
>> > I am trying to implement hugetlbfs on the IBM Bluegene/L IO node
>> > (ppc440) and I have a big problem as well as a few questions to ask
>> > the group. I patched a 2.6.21.6 linux kernel (manually) with Edi
>> > Shmueli's hugetlbfs implementation (found here:
>> > http://patchwork.ozlabs.org/linuxppc/patch?id=8427) for this. I did
>> > have to make slight changes (described at the end) to make it work.
>> > My test program is a shortened version of a sys v shared memory
>> > example described in Documentation/vm/hugetlbpage.txt
>>
>> Hi !
>>
>> The patchwork link unfortunately didn't survive the transition to
>> patchwork 2.
>>
>> Do you know what's the status of Hugetlb support for 44x ? Is there any
>> plan to release that for upstream inclusion ?
>>
>> Cheers,
>> Ben.
>>
>>
>>
whoops, sorry for top-posting. Here is a patch that worked at that time:
http://www-unix.mcs.anl.gov/zeptoos/hugepages/hugetlbpage_44x.patch
I didn't follow up after this to get it merged upstream. Also I don't know
if hugetlb core has changed to deal with PTEs in high memory.
./satya
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next prev parent reply other threads:[~2008-10-21 22:50 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-10 18:38 hugetlbfs for ppc440 - kernel BUG Satya
2008-10-21 20:47 ` Benjamin Herrenschmidt
2008-10-21 22:46 ` Satya
2008-10-21 22:50 ` Satya [this message]
2008-10-23 2:42 ` David Gibson
2008-10-21 22:53 ` Benjamin Herrenschmidt
2008-10-22 0:12 ` David Gibson
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