On Thu, Apr 24, 2008 at 3:47 PM, Fillod Stephane
> Gilles Chanteperdrix wrote:
>  >>  PS: any plan on a H_HUGETLB one of those days?
>  >
>  >What would this do ?
>  Some embedded platforms have small TLB compared to the vm hungriness of
>  certain real-time tasks. H_HUGETLB would reply on HugeTLB[1] backing for
>  allocation. Scattered accesses to this memory would benefit in the lower
>  pressure of minor page-faults/TLB refills, which is a good thing(tm) for
>  real-time.

I do not understand the need for a kernel option and a special
filesystem, why does not the kernel use these hugetlb pages upon large
allocations ?


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