ata_kill_active
void ata_kill_active(struct ata_channel *, int, int);
ata_kill_active(chp, KILL_RESET, flags);
ata_kill_active(chp, KILL_RESET, flags);
ata_kill_active(chp, KILL_RESET, 0);
ata_kill_active(chp, KILL_RESET, flags);