Re: [patch] mspec - special memory driver and do_no_pfn handler

From: Carsten Otte <>
Date: 2006-03-17 23:29:48
Linus Torvalds wrote:
> Quite frankly, I don't think nopfn() is a good interface. It's only usable 
> for one single thing, so trying to claim that it's a generic VM op is 
> really not valid. If (and that's a big if) we need this interface, we 
> should just do it inside mm/memory.c instead of playing games as if it was 
> generic.
Execute in place would be the second single thing we'll need it for. Also,
I remember a statement from Anrd that it has value for SPUfs on Cell which
does count as singe thing #3. With three single things at hand, I believe
there is some sense in makeing it "a generic thing".

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Received on Fri Mar 17 23:30:03 2006

This archive was generated by hypermail 2.1.8 : 2006-03-17 23:30:12 EST