sparc64: vio: Kill BUILD_BUG_ON() in vio_dring_avail().



GCC can't see the 'constant' properly as computed by
is_power_of_2() etc.

Signed-off-by: David S. Miller <davem@davemloft.net>

parent 0a375d75

arch/sparc/include/asm/vio.h

+0 −2

Original line number	Diff line number	Diff line
		@@ -258,8 +258,6 @@ static inline void vio_dring_entry(struct vio_dring_state dr,
		static inline u32 vio_dring_avail(struct vio_dring_state *dr,
		unsigned int ring_size)
		{
		BUILD_BUG_ON(!is_power_of_2(ring_size));

		return (dr->pending -
		((dr->prod - dr->cons) & (ring_size - 1)));
		}