percpu: __percpu_depopulate_mask can take a const mask
This eliminates a compiler warning:
mm/allocpercpu.c: In function 'free_percpu':
mm/allocpercpu.c:146: warning: passing argument 2 of '__percpu_depopulate_mask' discards qualifiers from pointer target type
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/mm/allocpercpu.c b/mm/allocpercpu.c
index 139d5b7..dfdee6a 100644
--- a/mm/allocpercpu.c
+++ b/mm/allocpercpu.c
@@ -31,7 +31,7 @@
* @__pdata: per-cpu data to depopulate
* @mask: depopulate per-cpu data for cpu's selected through mask bits
*/
-static void __percpu_depopulate_mask(void *__pdata, cpumask_t *mask)
+static void __percpu_depopulate_mask(void *__pdata, const cpumask_t *mask)
{
int cpu;
for_each_cpu_mask_nr(cpu, *mask)
