Messages in this thread | | | Date | Fri, 25 May 2001 17:16:09 -0700 (PDT) | From | Linus Torvalds <> | Subject | Re: [with-PATCH-really] highmem deadlock removal, balancing & cleanup |
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On Fri, 25 May 2001, Rik van Riel wrote: > On Fri, 25 May 2001, Linus Torvalds wrote: > > > So I think I'll buy some experimentation. That HIGHMEM change is > > too ugly to live, though, I'd really like to hear more about why > > something that ugly is necessary. > > If you mean the "GFP_BUFFER allocations should fail instead > of looping forever" thing, it is because:
No, I was thinking more of the dirty buffer balancing thing.
It seems to have this hardcoded notion of "DMA + NORMAL", which is just wrong. There could be more zones that are acceptable to buffers, so what it _should_ do is to just walk the zone list that GFP_BUFFER points to.
Linus
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