[PATCH v2 5/5] mm/page_alloc: Only call pgdat_set_deferred_range when the system boots

From: osalvador
Date: Thu Jul 19 2018 - 09:27:54 EST


From: Oscar Salvador <osalvador@xxxxxxx>

We should only care about deferred initialization when booting.

Signed-off-by: Oscar Salvador <osalvador@xxxxxxx>
---
mm/page_alloc.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index d77bc2a7ec2c..5911b64a88ab 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -6419,7 +6419,8 @@ void __paginginit free_area_init_node(int nid, unsigned long *zones_size,
zones_size, zholes_size);

alloc_node_mem_map(pgdat);
- pgdat_set_deferred_range(pgdat);
+ if (system_state == SYSTEM_BOOTING)
+ pgdat_set_deferred_range(pgdat);

free_area_init_core(pgdat);
}
--
2.13.6