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-rw-r--r--mm/page_alloc.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 2f644c3..ce2a026 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -3381,10 +3381,8 @@ static void __init setup_usemap(struct pglist_data *pgdat,
{
unsigned long usemapsize = usemap_size(zonesize);
zone->pageblock_flags = NULL;
- if (usemapsize) {
+ if (usemapsize)
zone->pageblock_flags = alloc_bootmem_node(pgdat, usemapsize);
- memset(zone->pageblock_flags, 0, usemapsize);
- }
}
#else
static void inline setup_usemap(struct pglist_data *pgdat,
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