sparc64: vio: Kill BUILD_BUG_ON() in vio_dring_avail().
authorDavid S. Miller <davem@davemloft.net>
Fri, 18 Sep 2009 00:46:46 +0000 (17:46 -0700)
committerDavid S. Miller <davem@davemloft.net>
Fri, 18 Sep 2009 00:46:46 +0000 (17:46 -0700)
GCC can't see the 'constant' properly as computed by
is_power_of_2() etc.

Signed-off-by: David S. Miller <davem@davemloft.net>
arch/sparc/include/asm/vio.h

index d4de32f0f8afdb849495f29aff26f3c0f004f7d3..9d83d3bcb494b44e3620f4942934e832035450a5 100644 (file)
@@ -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)));
 }