MD_RECOVERY_WAIT
set_bit(MD_RECOVERY_WAIT, &mddev->recovery);
set_bit(MD_RECOVERY_WAIT, &mddev->recovery);
clear_bit(MD_RECOVERY_WAIT, &mddev->recovery);
if (test_bit(MD_RECOVERY_WAIT, &mddev->recovery) ||
if (test_bit(MD_RECOVERY_WAIT, &mddev->recovery) ||