Commit 87ba0051 authored by David S. Miller's avatar David S. Miller

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: default avatarDavid S. Miller <davem@davemloft.net>
parent 0a375d75
...@@ -258,8 +258,6 @@ static inline void *vio_dring_entry(struct vio_dring_state *dr, ...@@ -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, static inline u32 vio_dring_avail(struct vio_dring_state *dr,
unsigned int ring_size) unsigned int ring_size)
{ {
BUILD_BUG_ON(!is_power_of_2(ring_size));
return (dr->pending - return (dr->pending -
((dr->prod - dr->cons) & (ring_size - 1))); ((dr->prod - dr->cons) & (ring_size - 1)));
} }
......
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