Messages in this thread | | | Date | Wed, 2 Aug 2017 16:16:37 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH -v2 1/4] mm: Rework {set,clear,mm}_tlb_flush_pending() |
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On Wed, Aug 02, 2017 at 02:52:03PM +0100, Mel Gorman wrote: > On Wed, Aug 02, 2017 at 03:05:50PM +0200, Peter Zijlstra wrote: > > On Wed, Aug 02, 2017 at 02:00:40PM +0100, Mel Gorman wrote: > > > On Wed, Aug 02, 2017 at 01:38:38PM +0200, Peter Zijlstra wrote: > > > > For this to work we need to rework migrate_misplaced_transhuge_page() > > > > a little and move the test up into do_huge_pmd_numa_page(). > > > > > > > > > > Note that Nadav has a patch in parallel on it's way towards Andrew's > > > tree that I suggested to always always check if a TLB flush is pending > > > under the PTL. A conflict will happen but will be trivial to resolve. > > > > Got a link? > > Subject: Revert "mm: numa: defer TLB flush for THP migration as long as possible" > > http://lkml.kernel.org/r/20170731164325.235019-4-namit@vmware.com >
Thanks, yes that should be easy to resolve.
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