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authorAkinobu Mita <akinobu.mita@gmail.com>2012-01-20 19:15:23 +0400
committerTejun Heo <tj@kernel.org>2012-01-20 21:23:16 +0400
commit26dd8e0291fd699142722632c6588a438d6ef0e4 (patch)
tree42c9d4e7d88f71850e025d94ebdcd820041110a8 /mm/percpu-vm.c
parentdcd6c92267155e70a94b3927bce681ce74b80d1f (diff)
downloadlinux-26dd8e0291fd699142722632c6588a438d6ef0e4.tar.xz
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>
Diffstat (limited to 'mm/percpu-vm.c')
-rw-r--r--mm/percpu-vm.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/mm/percpu-vm.c b/mm/percpu-vm.c
index 12a48a88c0d8..405d331804c3 100644
--- a/mm/percpu-vm.c
+++ b/mm/percpu-vm.c
@@ -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);
}
/**