5042 stop using deprecated atomic functions

@@ -201,11 +201,11 @@
                 case DTRACE_VTIME_ACTIVE_TNF:
                         panic("DTrace virtual time already enabled");
                         /*NOTREACHED*/
                 }
 
-        } while (cas32((uint32_t *)&dtrace_vtime_active,
+        } while (atomic_cas_32((uint32_t *)&dtrace_vtime_active,
             state, nstate) != state);
 }
 
 void
 dtrace_vtime_disable(void)

@@ -228,11 +228,11 @@
                 case DTRACE_VTIME_INACTIVE_TNF:
                         panic("DTrace virtual time already disabled");
                         /*NOTREACHED*/
                 }
 
-        } while (cas32((uint32_t *)&dtrace_vtime_active,
+        } while (atomic_cas_32((uint32_t *)&dtrace_vtime_active,
             state, nstate) != state);
 }
 
 void
 dtrace_vtime_enable_tnf(void)

@@ -255,11 +255,11 @@
                 case DTRACE_VTIME_INACTIVE_TNF:
                         panic("TNF already active");
                         /*NOTREACHED*/
                 }
 
-        } while (cas32((uint32_t *)&dtrace_vtime_active,
+        } while (atomic_cas_32((uint32_t *)&dtrace_vtime_active,
             state, nstate) != state);
 }
 
 void
 dtrace_vtime_disable_tnf(void)

@@ -282,11 +282,11 @@
                 case DTRACE_VTIME_INACTIVE:
                         panic("TNF already inactive");
                         /*NOTREACHED*/
                 }
 
-        } while (cas32((uint32_t *)&dtrace_vtime_active,
+        } while (atomic_cas_32((uint32_t *)&dtrace_vtime_active,
             state, nstate) != state);
 }
 
 void
 dtrace_vtime_switch(kthread_t *next)