percpu: use bitmap_clear

Use bitmap_clear rather than clearing individual bits in a memory region.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Acked-by: Christoph Lameter <cl@linux-foundation.org>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Akinobu Mita 2012-01-21 00:15:23 +09:00 committed by Tejun Heo
parent dcd6c92267
commit 26dd8e0291

View File

@ -184,8 +184,7 @@ static void pcpu_unmap_pages(struct pcpu_chunk *chunk,
page_end - page_start);
}
for (i = page_start; i < page_end; i++)
__clear_bit(i, populated);
bitmap_clear(populated, page_start, page_end - page_start);
}
/**