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authorTejun Heo <tj@kernel.org>2009-10-29 22:34:12 +0900
committerTejun Heo <tj@kernel.org>2009-10-29 22:34:12 +0900
commit64ef291f46d795917f32a0f5975e2b76f6fe206a (patch)
treec900fa524230a90f44676212a7dc0349a0cea394 /include/linux/percpu.h
parent3f04ba859597412afbfb31f2fcbe289f2461f9a1 (diff)
percpu: make alloc_percpu() handle array types
alloc_percpu() couldn't handle array types like "int [100]" due to the way return type was casted. Fix it by using typeof() instead. Signed-off-by: Tejun Heo <tj@kernel.org> Reviewed-by: Frederic Weisbecker <fweisbec@gmail.com> Reviewed-by: Christoph Lameter <cl@linux-foundation.org>
Diffstat (limited to 'include/linux/percpu.h')
-rw-r--r--include/linux/percpu.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/percpu.h b/include/linux/percpu.h
index 3d9ba92b104f..519d6876590f 100644
--- a/include/linux/percpu.h
+++ b/include/linux/percpu.h
@@ -164,8 +164,8 @@ static inline void *pcpu_lpage_remapped(void *kaddr)
#endif /* CONFIG_SMP */
-#define alloc_percpu(type) (type *)__alloc_percpu(sizeof(type), \
- __alignof__(type))
+#define alloc_percpu(type) \
+ (typeof(type) *)__alloc_percpu(sizeof(type), __alignof__(type))
/*
* Optional methods for optimized non-lvalue per-cpu variable access.