WR_READ_MASK
[IB_QPT_RC] = WR_READ_MASK,
[IB_QPT_RC] = WR_READ_MASK,
WR_READ_OR_WRITE_MASK = WR_READ_MASK | WR_WRITE_MASK,
WR_ATOMIC_OR_READ_MASK = WR_ATOMIC_MASK | WR_READ_MASK,
if (!first || (mask & WR_READ_MASK) == 0) {
if (mask & WR_READ_MASK) {