diff options
Diffstat (limited to 'arch/sparc/include/asm/vio.h')
-rw-r--r-- | arch/sparc/include/asm/vio.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/sparc/include/asm/vio.h b/arch/sparc/include/asm/vio.h index d4de32f0f8af..6cdbf7e7351d 100644 --- a/arch/sparc/include/asm/vio.h +++ b/arch/sparc/include/asm/vio.h | |||
@@ -258,7 +258,7 @@ static inline void *vio_dring_entry(struct vio_dring_state *dr, | |||
258 | static inline u32 vio_dring_avail(struct vio_dring_state *dr, | 258 | static inline u32 vio_dring_avail(struct vio_dring_state *dr, |
259 | unsigned int ring_size) | 259 | unsigned int ring_size) |
260 | { | 260 | { |
261 | BUILD_BUG_ON(!is_power_of_2(ring_size)); | 261 | MAYBE_BUILD_BUG_ON(!is_power_of_2(ring_size)); |
262 | 262 | ||
263 | return (dr->pending - | 263 | return (dr->pending - |
264 | ((dr->prod - dr->cons) & (ring_size - 1))); | 264 | ((dr->prod - dr->cons) & (ring_size - 1))); |