Messages in this thread | | | Date | Sat, 21 Jun 2008 21:13:00 -0700 (PDT) | From | Christoph Lameter <> | Subject | Re: 2.6.26-rc: nfsd hangs for a few sec |
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On Sun, 22 Jun 2008, Mel Gorman wrote:
> > Before the change we walk all zones of the zonelist. > > > > Yeah, but the zonelist is for GFP_KERNEL so it should not include the HIGHMEM > zones, right? The key change is that after the patch there are fewer zonelists > than get filtered.
But the HIGHMEM zones etc were included before. There was no check for HIGHMEM etc there. The gfpmask was ignored.
> I think the effect of that patch is that zones get shrunk that have > nothing to do with the requestors requirements. Right?
Right. AFAICT That was the behavior before the change.
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