On Tue, 10 May 2011 18:04:45 +0200, Peter Zijlstra said: > I haven't quite figured out how to reproduce, but does the below cure > things? If so, it should probably be folded into the first patch > (mm-mmu_gather-rework.patch?) since that is the one introducing this. > > --- > Subject: mm: Fix RSS zap_pte_range() accounting > > Since we update the RSS counters when breaking out of the loop and > release the PTE lock, we should start with fresh deltas when we > restart the gather loop. Confirming this patch makes the numbers look sane and plausible again, so feel free to stick a Tested-By: to match the Reported-By:.
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