Kernelnewbies Digest, Vol 4, Issue 41

Kernelnewbies Digest, Vol 4, Issue 41

[solmac john]

Thanks for reply

I am looking memory compaction support on arm.
compaction which is hugtlb dependent.

does hugetlb supports arm if not then why

Thanks,
Solmac

On Sun, Mar 27, 2011 at 9:30 PM, <kernelnewbies-request@kernelnewbies.org>wrote:

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>   1. Re: Regarding Hugetlbfs (Rik van Riel)
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> ----------------------------------------------------------------------
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> Message: 1
> Date: Sun, 27 Mar 2011 09:56:13 -0400
> From: Rik van Riel <riel@surriel.com>
> Subject: Re: Regarding Hugetlbfs
> To: kernelnewbies at kernelnewbies.org
> Message-ID: <4D8F41FD.3000702@surriel.com>
> Content-Type: text/plain; charset=UTF-8; format=flowed
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> On 03/24/2011 06:55 AM, solmac john wrote:
>
> > I am having the following query regarding Huge pages and hugetlbfs.
> > 1-> How Hugetlbfs is dependent on hardware ?
>
> Hugetlbfs needs two things:
> 1) the hardware supports large pages, simultaneously running
>    with normal sized pages
> 2) someone wrote the hugetlbfs architecture dependent code
>    for that hardware
>
> > 2-> Huge pages which is architecture dependent and  ARM arm
> > architecture supports Tiny, small and large pages will it support
> > hugetlbfs if not then why ?
>
> That I don't know.  Does ARM support running with normal and
> large pages simultaneously?
>
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> End of Kernelnewbies Digest, Vol 4, Issue 41
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