IOACCEL2_MAXSGENTRIES
HPSA_IOACCEL2_HEADER_SZ + IOACCEL2_MAXSGENTRIES};
if (h->ioaccel_maxsg > IOACCEL2_MAXSGENTRIES)
h->ioaccel_maxsg = IOACCEL2_MAXSGENTRIES;
struct ioaccel2_sg_element sg[IOACCEL2_MAXSGENTRIES];