patch as-lock-macro-simplification

*** 208,218 ****
  /* ARGSUSED */
  faultcode_t
  segkpm_fault(struct hat *hat, struct seg *seg, caddr_t addr, size_t len,
          enum fault_type type, enum seg_rw rw)
  {
!         ASSERT(seg->s_as && AS_LOCK_HELD(seg->s_as, &seg->s_as->a_lock));
  
          switch (type) {
          case F_INVAL:
                  return (hat_kpm_fault(hat, addr));
          case F_SOFTLOCK:
--- 208,218 ----
  /* ARGSUSED */
  faultcode_t
  segkpm_fault(struct hat *hat, struct seg *seg, caddr_t addr, size_t len,
          enum fault_type type, enum seg_rw rw)
  {
!         ASSERT(seg->s_as && AS_LOCK_HELD(seg->s_as));
  
          switch (type) {
          case F_INVAL:
                  return (hat_kpm_fault(hat, addr));
          case F_SOFTLOCK: