6151 use NULL setpagesize segop as a shorthand for ENOTSUP
@@ -1975,10 +1975,13 @@ } int segop_setpagesize(struct seg *seg, caddr_t addr, size_t len, uint_t szc) { + if (seg->s_ops->setpagesize == NULL) + return (ENOTSUP); + return (seg->s_ops->setpagesize(seg, addr, len, szc)); } int segop_getmemid(struct seg *seg, caddr_t addr, memid_t *mp)