IOCTL_FCOE_CFG_POST_SGL_PAGES
IOCTL_FCOE_CFG_POST_SGL_PAGES *post_sgl;
(IOCTL_FCOE_CFG_POST_SGL_PAGES *)(hdr_req + 1);
sizeof (IOCTL_FCOE_CFG_POST_SGL_PAGES)) /
IOCTL_FCOE_CFG_POST_SGL_PAGES PostSGLVar;