Messages in this thread | | | Subject | Re: [PATCH v3 4/4] mm: remove unneeded local variable in free_area_init_core | From | David Hildenbrand <> | Date | Tue, 5 Jan 2021 17:44:04 +0100 |
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On 05.01.21 08:47, Baoquan He wrote: > 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> > --- > 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 e0ce6fb6373b..9cacb8652239 100644 > --- a/mm/page_alloc.c > +++ b/mm/page_alloc.c > @@ -6986,7 +6986,6 @@ 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; > @@ -7035,7 +7034,7 @@ 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); > } > } >
Reviewed-by: David Hildenbrand <david@redhat.com>
-- Thanks,
David / dhildenb
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