ATA_DFLAG_DETACH
dev->flags |= ATA_DFLAG_DETACH;
tdev->flags |= ATA_DFLAG_DETACH;
dev->flags &= ~ATA_DFLAG_DETACH;
if (dev->flags & ATA_DFLAG_DETACH)
if (dev->flags & ATA_DFLAG_DETACH) {
dev->flags |= ATA_DFLAG_DETACH;
dev->flags |= ATA_DFLAG_DETACH;