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>
diff --git a/mm/percpu-vm.c b/mm/percpu-vm.c
index 12a48a88..405d331 100644
--- a/mm/percpu-vm.c
+++ b/mm/percpu-vm.c
@@ -184,8 +184,7 @@
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);
}
/**