Now all users using "number of pages managed by the buddy system" have
been converted to use zone->managed_pages, so set zone->present_pages
to what it really should be:
present_pages = spanned_pages - absent_pages;
Signed-off-by: Jiang Liu <jiang....@huawei.com>
---
mm/page_alloc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index fe1cf48..5b327d7 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -4494,7 +4494,7 @@ static void __paginginit free_area_init_core(struct
pglist_data *pgdat,
nr_all_pages += freesize;
zone->spanned_pages = size;
- zone->present_pages = freesize;
+ zone->present_pages = realsize;
/*
* Set an approximate value for lowmem here, it will be adjusted
* when the bootmem allocator frees pages into the buddy system.
--
1.7.9.5
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