Re: [PATCH] HUGETLB memory commitment

From: Ray Bryant <raybry_at_sgi.com>
Date: 2004-04-05 08:15:33
Ken,

If you have user space code that tests this that you can send me I'll use them 
to fix up the reservation and quota code to handle this case as well.

Thanks,

Chen, Kenneth W wrote:
>>>
> 
> 
> This assumes all mmap start from the same file offset. IMO, it's not
> generic enough. This code will only reserve 1 page for the following
> case, but actually there are 4 mapping totaling 4 pages:
> 
> mmap 1 page at file offset 0
> mmap 1 page at file offset HPAGE_SIZE,
> mmap 1 page at file offset HPAGE_SIZE*2,
> mmap 1 page at file offset HPAGE_SIZE*3,
> 
> Oh, this code broke file system quota accounting as well.
> 
> - Ken
> 
> 
> -
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-- 
Best Regards,
Ray
-----------------------------------------------
                   Ray Bryant
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The box said: "Requires Windows 98 or better",
            so I installed Linux.
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Received on Sun Apr 4 18:11:07 2004

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