Re: [PATCH v5 4/4] mm,hwpoison: drop unneeded pcplist draining

2020-11-25 Thread Vlastimil Babka
On 10/13/20 4:44 PM, Oscar Salvador wrote: memory_failure and soft_offline_path paths now drain pcplists by calling get_hwpoison_page. memory_failure flags the page as HWPoison before, so that page cannot longer go into a pcplist, and soft_offline_page only flags a page as HWPoison if 1) we took

Re: [PATCH v5 4/4] mm,hwpoison: drop unneeded pcplist draining

2020-10-13 Thread 堀口　直也
On Tue, Oct 13, 2020 at 04:44:47PM +0200, Oscar Salvador wrote: > memory_failure and soft_offline_path paths now drain pcplists by calling > get_hwpoison_page. > > memory_failure flags the page as HWPoison before, so that page cannot > longer go into a pcplist, and soft_offline_page only flags a p

[PATCH v5 4/4] mm,hwpoison: drop unneeded pcplist draining

2020-10-13 Thread Oscar Salvador
memory_failure and soft_offline_path paths now drain pcplists by calling get_hwpoison_page. memory_failure flags the page as HWPoison before, so that page cannot longer go into a pcplist, and soft_offline_page only flags a page as HWPoison if 1) we took the page off a buddy freelist 2) the page wa