percpu: add __percpu notations to UP allocator

Add __percpu notations to UP percpu allocator.

Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Signed-off-by: Tejun Heo <tj@kernel.org>

diff --git a/mm/percpu_up.c b/mm/percpu_up.c
index c4351c7f57d21db63487d0c06728a64d0c0f1318..db884fae5721749e57990d9f9ac33398efb1ca37 100644 (file)
--- a/mm/percpu_up.c
+++ b/mm/percpu_up.c
@@ -14,13 +14,13 @@ void __percpu *__alloc_percpu(size_t size, size_t align)
         * percpu sections on SMP for which this path isn't used.
         */
        WARN_ON_ONCE(align > SMP_CACHE_BYTES);
-       return kzalloc(size, GFP_KERNEL);
+       return (void __percpu __force *)kzalloc(size, GFP_KERNEL);
 }
 EXPORT_SYMBOL_GPL(__alloc_percpu);
 
 void free_percpu(void __percpu *p)
 {
-       kfree(p);
+       kfree(this_cpu_ptr(p));
 }
 EXPORT_SYMBOL_GPL(free_percpu);