IPOIB_MCAST_FLAG_BUSY
clear_bit(IPOIB_MCAST_FLAG_BUSY, &mcast->flags);
set_bit(IPOIB_MCAST_FLAG_BUSY, &mcast->flags);
clear_bit(IPOIB_MCAST_FLAG_BUSY, &mcast->flags);
!test_bit(IPOIB_MCAST_FLAG_BUSY, &priv->broadcast->flags)) {
!test_bit(IPOIB_MCAST_FLAG_BUSY, &mcast->flags) &&
if (test_and_clear_bit(IPOIB_MCAST_FLAG_BUSY, &mcast->flags))
if (test_bit(IPOIB_MCAST_FLAG_BUSY, &mcast->flags))
if (!test_bit(IPOIB_MCAST_FLAG_BUSY, &mcast->flags)) {