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Date: Wed, 13 Jan 2021 19:40:44 -0400 From: Jason Gunthorpe <jgg@...pe.ca> To: Pavel Tatashin <pasha.tatashin@...een.com> Cc: LKML <linux-kernel@...r.kernel.org>, linux-mm <linux-mm@...ck.org>, Andrew Morton <akpm@...ux-foundation.org>, Vlastimil Babka <vbabka@...e.cz>, Michal Hocko <mhocko@...e.com>, David Hildenbrand <david@...hat.com>, Oscar Salvador <osalvador@...e.de>, Dan Williams <dan.j.williams@...el.com>, Sasha Levin <sashal@...nel.org>, Tyler Hicks <tyhicks@...ux.microsoft.com>, Joonsoo Kim <iamjoonsoo.kim@....com>, mike.kravetz@...cle.com, Steven Rostedt <rostedt@...dmis.org>, Ingo Molnar <mingo@...hat.com>, Peter Zijlstra <peterz@...radead.org>, Mel Gorman <mgorman@...e.de>, Matthew Wilcox <willy@...radead.org>, David Rientjes <rientjes@...gle.com>, John Hubbard <jhubbard@...dia.com>, Linux Doc Mailing List <linux-doc@...r.kernel.org>, Ira Weiny <ira.weiny@...el.com>, linux-kselftest@...r.kernel.org Subject: Re: [PATCH v4 08/10] mm/gup: limit number of gup migration failures, honor failures On Wed, Jan 13, 2021 at 03:05:41PM -0500, Pavel Tatashin wrote: > Makes sense, I will remove maximum retries for isolation, and retry > indefinitely, the same as it is done during memory hot-remove. So, we > will fail only when migration fails. It would be good to make this also as a stand alone pre-fix as well.. Thanks, Jason
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