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

@@ -522,20 +522,20 @@
 errorq_dispatch(errorq_t *eqp, const void *data, size_t len, uint_t flag)
 {
         errorq_elem_t *eep, *old;
 
         if (eqp == NULL || !(eqp->eq_flags & ERRORQ_ACTIVE)) {
-                atomic_add_64(&errorq_lost, 1);
+                atomic_inc_64(&errorq_lost);
                 return; /* drop error if queue is uninitialized or disabled */
         }
 
         for (;;) {
                 int i, rval;
 
                 if ((i = errorq_availbit(eqp->eq_bitmap, eqp->eq_qlen,
                     eqp->eq_rotor)) == -1) {
-                        atomic_add_64(&eqp->eq_kstat.eqk_dropped.value.ui64, 1);
+                        atomic_inc_64(&eqp->eq_kstat.eqk_dropped.value.ui64);
                         return;
                 }
                 BT_ATOMIC_SET_EXCL(eqp->eq_bitmap, i, rval);
                 if (rval == 0) {
                         eqp->eq_rotor = i;

@@ -557,11 +557,11 @@
 
                 if (atomic_cas_ptr(&eqp->eq_pend, old, eep) == old)
                         break;
         }
 
-        atomic_add_64(&eqp->eq_kstat.eqk_dispatched.value.ui64, 1);
+        atomic_inc_64(&eqp->eq_kstat.eqk_dispatched.value.ui64);
 
         if (flag == ERRORQ_ASYNC && eqp->eq_id != NULL)
                 ddi_trigger_softintr(eqp->eq_id);
 }
 

@@ -865,20 +865,20 @@
 errorq_reserve(errorq_t *eqp)
 {
         errorq_elem_t *eqep;
 
         if (eqp == NULL || !(eqp->eq_flags & ERRORQ_ACTIVE)) {
-                atomic_add_64(&errorq_lost, 1);
+                atomic_inc_64(&errorq_lost);
                 return (NULL);
         }
 
         for (;;) {
                 int i, rval;
 
                 if ((i = errorq_availbit(eqp->eq_bitmap, eqp->eq_qlen,
                     eqp->eq_rotor)) == -1) {
-                        atomic_add_64(&eqp->eq_kstat.eqk_dropped.value.ui64, 1);
+                        atomic_inc_64(&eqp->eq_kstat.eqk_dropped.value.ui64);
                         return (NULL);
                 }
                 BT_ATOMIC_SET_EXCL(eqp->eq_bitmap, i, rval);
                 if (rval == 0) {
                         eqp->eq_rotor = i;

@@ -891,11 +891,11 @@
                 errorq_nvelem_t *eqnp = eqep->eqe_data;
                 nv_alloc_reset(eqnp->eqn_nva);
                 eqnp->eqn_nvl = fm_nvlist_create(eqnp->eqn_nva);
         }
 
-        atomic_add_64(&eqp->eq_kstat.eqk_reserved.value.ui64, 1);
+        atomic_inc_64(&eqp->eq_kstat.eqk_reserved.value.ui64);
         return (eqep);
 }
 
 /*
  * Commit an errorq element (eqep) for dispatching.

@@ -906,11 +906,11 @@
 errorq_commit(errorq_t *eqp, errorq_elem_t *eqep, uint_t flag)
 {
         errorq_elem_t *old;
 
         if (eqep == NULL || !(eqp->eq_flags & ERRORQ_ACTIVE)) {
-                atomic_add_64(&eqp->eq_kstat.eqk_commit_fail.value.ui64, 1);
+                atomic_inc_64(&eqp->eq_kstat.eqk_commit_fail.value.ui64);
                 return;
         }
 
         for (;;) {
                 old = eqp->eq_pend;

@@ -919,11 +919,11 @@
 
                 if (atomic_cas_ptr(&eqp->eq_pend, old, eqep) == old)
                         break;
         }
 
-        atomic_add_64(&eqp->eq_kstat.eqk_committed.value.ui64, 1);
+        atomic_inc_64(&eqp->eq_kstat.eqk_committed.value.ui64);
 
         if (flag == ERRORQ_ASYNC && eqp->eq_id != NULL)
                 ddi_trigger_softintr(eqp->eq_id);
 }
 

@@ -937,11 +937,11 @@
         if (eqep == NULL || !(eqp->eq_flags & ERRORQ_ACTIVE))
                 return;
 
         BT_ATOMIC_CLEAR(eqp->eq_bitmap, eqep - eqp->eq_elems);
 
-        atomic_add_64(&eqp->eq_kstat.eqk_cancelled.value.ui64, 1);
+        atomic_inc_64(&eqp->eq_kstat.eqk_cancelled.value.ui64);
 }
 
 /*
  * Write elements on the dump list of each nvlist errorq to the dump device.
  * Upon reboot, fmd(1M) will extract and replay them for diagnosis.