diff options
Diffstat (limited to 'mm/page_alloc.c')
| -rw-r--r-- | mm/page_alloc.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 600d9e981c23..39368cdc953d 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -5860,13 +5860,12 @@ static int zone_batchsize(struct zone *zone) int batch; /* - * The number of pages to batch allocate is either ~0.1% - * of the zone or 1MB, whichever is smaller. The batch + * The number of pages to batch allocate is either ~0.025% + * of the zone or 256KB, whichever is smaller. The batch * size is striking a balance between allocation latency * and zone lock contention. */ - batch = min(zone_managed_pages(zone) >> 10, SZ_1M / PAGE_SIZE); - batch /= 4; /* We effectively *= 4 below */ + batch = min(zone_managed_pages(zone) >> 12, SZ_256K / PAGE_SIZE); if (batch < 1) batch = 1; |