ATA_PFLAG_EH_IN_PROGRESS
ap->pflags |= ATA_PFLAG_EH_IN_PROGRESS;
ap->pflags &= ~ATA_PFLAG_EH_IN_PROGRESS;
if (ap->pflags & ATA_PFLAG_EH_IN_PROGRESS &&
return ap->pflags & (ATA_PFLAG_EH_PENDING | ATA_PFLAG_EH_IN_PROGRESS);