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percpu: use bitmap_clear

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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
1 changed files with 1 additions and 2 deletions
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mm/percpu-vm.c
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@@ -184,8 +184,7 @@ static void pcpu_unmap_pages(struct pcpu_chunk *chunk,
page_end - page_start); page_end - page_start);
} }
for (i = page_start; i < page_end; i++) bitmap_clear(populated, page_start, page_end - page_start);
__clear_bit(i, populated);
} }
/** /**