5045 use atomic_{inc,dec}_* instead of atomic_add_*

*** 77,93 ****
  }
  
  void
  ksiddomain_hold(ksiddomain_t *kd)
  {
!         atomic_add_32(&kd->kd_ref, 1);
  }
  
  void
  ksiddomain_rele(ksiddomain_t *kd)
  {
!         if (atomic_add_32_nv(&kd->kd_ref, -1) == 0) {
                  /*
                   * The kd reference can only be incremented from 0 when
                   * the sid_lock is held; so we lock and then check need to
                   * check for 0 again.
                   */
--- 77,93 ----
  }
  
  void
  ksiddomain_hold(ksiddomain_t *kd)
  {
!         atomic_inc_32(&kd->kd_ref);
  }
  
  void
  ksiddomain_rele(ksiddomain_t *kd)
  {
!         if (atomic_dec_32_nv(&kd->kd_ref) == 0) {
                  /*
                   * The kd reference can only be incremented from 0 when
                   * the sid_lock is held; so we lock and then check need to
                   * check for 0 again.
                   */
*** 102,118 ****
  }
  
  void
  ksidlist_hold(ksidlist_t *ksl)
  {
!         atomic_add_32(&ksl->ksl_ref, 1);
  }
  
  void
  ksidlist_rele(ksidlist_t *ksl)
  {
!         if (atomic_add_32_nv(&ksl->ksl_ref, -1) == 0) {
                  int i;
  
                  for (i = 0; i < ksl->ksl_nsid; i++)
                          ksid_rele(&ksl->ksl_sids[i]);
  
--- 102,118 ----
  }
  
  void
  ksidlist_hold(ksidlist_t *ksl)
  {
!         atomic_inc_32(&ksl->ksl_ref);
  }
  
  void
  ksidlist_rele(ksidlist_t *ksl)
  {
!         if (atomic_dec_32_nv(&ksl->ksl_ref) == 0) {
                  int i;
  
                  for (i = 0; i < ksl->ksl_nsid; i++)
                          ksid_rele(&ksl->ksl_sids[i]);
  
*** 259,275 ****
  }
  
  void
  kcrsid_hold(credsid_t *kcr)
  {
!         atomic_add_32(&kcr->kr_ref, 1);
  }
  
  void
  kcrsid_rele(credsid_t *kcr)
  {
!         if (atomic_add_32_nv(&kcr->kr_ref, -1) == 0) {
                  ksid_index_t i;
  
                  for (i = 0; i < KSID_COUNT; i++)
                          ksid_rele(&kcr->kr_sidx[i]);
  
--- 259,275 ----
  }
  
  void
  kcrsid_hold(credsid_t *kcr)
  {
!         atomic_inc_32(&kcr->kr_ref);
  }
  
  void
  kcrsid_rele(credsid_t *kcr)
  {
!         if (atomic_dec_32_nv(&kcr->kr_ref) == 0) {
                  ksid_index_t i;
  
                  for (i = 0; i < KSID_COUNT; i++)
                          ksid_rele(&kcr->kr_sidx[i]);