Messages in this thread | | | Date | Wed, 01 Oct 2014 13:29:04 -0400 | From | Rik van Riel <> | Subject | Re: pipe/page fault oddness. |
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On 10/01/2014 12:18 PM, Linus Torvalds wrote:
> Seriously, why can't we just do this, and throw away all the crap that > is "numa special case". This would make all the random games in > change_pte_range() just go away entirely, because the whole NUMA thing > really wouldn't be a special case for the pte AT ALL any more. All it > would be is that a pte could be marked PROT_NONE even if the > vma->vm_flags aren't.
That's what I suggested quite a while back, but IIRC either Peter or Mel brought up a reason why this was not possible.
Unfortunately I do not remember what it was, just that I was convinced by it at the time...
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