Re: [PATCH RFC v4 06/13] mm: Allow to offline unmovable PageOffline() pages via MEM_GOING_OFFLINE

2020-02-25 Thread David Hildenbrand
On 25.02.20 22:46, Alexander Duyck wrote: > On Tue, 2020-02-25 at 19:49 +0100, David Hildenbrand wrote: /* * Scan pfn range [start,end) to find movable/migratable pages (LRU pages, - * non-lru movable pages and hugepages). We scan pfn because it's much - * easier than

Re: [PATCH RFC v4 06/13] mm: Allow to offline unmovable PageOffline() pages via MEM_GOING_OFFLINE

2020-02-25 Thread David Hildenbrand
>> /* >> * Scan pfn range [start,end) to find movable/migratable pages (LRU pages, >> - * non-lru movable pages and hugepages). We scan pfn because it's much >> - * easier than scanning over linked list. This function returns the pfn >> - * of the first found movable page if it's found,