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Subject[PATCH 1/2] mm/mm_init.c: move set_pageblock_order() to free_area_init()
Date
pageblock_order only needs to be set once, there is no need to
initialize it in every zone/node.

Signed-off-by: Haifeng Xu <haifeng.xu@shopee.com>
---
mm/mm_init.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/mm/mm_init.c b/mm/mm_init.c
index 93821824271a..232efac9a929 100644
--- a/mm/mm_init.c
+++ b/mm/mm_init.c
@@ -1583,7 +1583,6 @@ static void __init free_area_init_core(struct pglist_data *pgdat)
if (!size)
continue;

- set_pageblock_order();
setup_usemap(zone);
init_currently_empty_zone(zone, zone->zone_start_pfn, size);
}
@@ -1850,6 +1849,8 @@ void __init free_area_init(unsigned long *max_zone_pfn)
/* Initialise every node */
mminit_verify_pageflags_layout();
setup_nr_node_ids();
+ set_pageblock_order();
+
for_each_node(nid) {
pg_data_t *pgdat;

--
2.25.1
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