sys_lpmap
struct sys_lpmap *lpmap;
lpmap->header[0].offset = offsetof(struct sys_lpmap, version);
lpmap->header[1].offset = offsetof(struct sys_lpmap,
lpmap->header[2].offset = offsetof(struct sys_lpmap,
lpmap->header[3].offset = offsetof(struct sys_lpmap, tid);
struct sys_lpmap *lpmap;
struct sys_lpmap *lwp_lpmap; /* user RW mappable per-thread page */
struct sys_lpmap *lpmap;