Messages in this thread Patch in this message | | | From | Baoquan He <> | Subject | [PATCH v4 4/4] mm: remove unneeded local variable in free_area_init_core | Date | Wed, 20 Jan 2021 12:52:13 +0800 |
| |
Local variable 'zone_start_pfn' is not needed since there's only one call site in free_area_init_core(). Let's remove it and pass zone->zone_start_pfn directly to init_currently_empty_zone().
Signed-off-by: Baoquan He <bhe@redhat.com> Reviewed-by: Mike Rapoport <rppt@linux.ibm.com> Reviewed-by: David Hildenbrand <david@redhat.com> --- mm/page_alloc.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 69cf19baac12..e0df67948ace 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -6923,7 +6923,6 @@ static void __init free_area_init_core(struct pglist_data *pgdat) for (j = 0; j < MAX_NR_ZONES; j++) { struct zone *zone = pgdat->node_zones + j; unsigned long size, freesize, memmap_pages; - unsigned long zone_start_pfn = zone->zone_start_pfn; size = zone->spanned_pages; freesize = zone->present_pages; @@ -6972,7 +6971,7 @@ static void __init free_area_init_core(struct pglist_data *pgdat) set_pageblock_order(); setup_usemap(zone); - init_currently_empty_zone(zone, zone_start_pfn, size); + init_currently_empty_zone(zone, zone->zone_start_pfn, size); memmap_init_zone(zone); } } -- 2.17.2
| |