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: NDavid S. Miller <davem@davemloft.net>
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GCC can't see the 'constant' properly as computed by
is_power_of_2() etc.
Signed-off-by: NDavid S. Miller <davem@davemloft.net>