diff options
| author | Kirill A. Shutemov <[email protected]> | 2024-08-09 14:48:54 +0300 |
|---|---|---|
| committer | Andrew Morton <[email protected]> | 2024-09-01 20:26:07 -0700 |
| commit | 59149bf8cea9e3b0e6368f68ae31bf91cdec1eb4 (patch) | |
| tree | f28e7e11727e3c188be1893d71fc77ac251ab49b | |
| parent | e44dd9b13392b4c8fe3bcdeb13c46759259fcabc (diff) | |
mm: accept to promo watermark
Commit c574bbe91703 ("NUMA balancing: optimize page placement for memory
tiering system") introduced a new watermark above "high" -- "promo".
Accept memory memory to the highest watermark which is WMARK_PROMO now.
Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Kirill A. Shutemov <[email protected]>
Cc: Borislav Petkov <[email protected]>
Cc: David Hildenbrand <[email protected]>
Cc: Johannes Weiner <[email protected]>
Cc: Matthew Wilcox <[email protected]>
Cc: Mel Gorman <[email protected]>
Cc: Mike Rapoport (Microsoft) <[email protected]>
Cc: Tom Lendacky <[email protected]>
Cc: Vlastimil Babka <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
| -rw-r--r-- | mm/page_alloc.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 927f4e111273..56a93805561a 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -7001,8 +7001,8 @@ static bool cond_accept_memory(struct zone *zone, unsigned int order) if (list_empty(&zone->unaccepted_pages)) return false; - /* How much to accept to get to high watermark? */ - to_accept = high_wmark_pages(zone) - + /* How much to accept to get to promo watermark? */ + to_accept = promo_wmark_pages(zone) - (zone_page_state(zone, NR_FREE_PAGES) - __zone_watermark_unusable_free(zone, order, 0) - zone_page_state(zone, NR_UNACCEPTED)); |