Messages in this thread | | | Date | Wed, 23 Apr 2008 20:16:51 +0200 | From | Andrea Arcangeli <> | Subject | Re: [PATCH 04 of 12] Moves all mmu notifier methods outside the PT lock (first and not last |
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On Wed, Apr 23, 2008 at 11:02:18AM -0700, Christoph Lameter wrote: > We have had this workaround effort done years ago and have been > suffering the ill effects of pinning for years. Had to deal with
Yes. In addition to the pinning, there's lot of additional tlb flushing work to do in kvm without mmu notifiers as the swapcache could be freed by the vm the instruction after put_page unpins the page for whatever reason.
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