PERFORCE change 188979 for review

[Edward Tomasz Napierala]

http://p4web.freebsd.org/@@188979?ac=10

Change 188979 by trasz at trasz_victim on 2011/02/20 18:04:39

	Improve errno usage.

Affected files ...

.. //depot/projects/soc2009/trasz_limits/sys/kern/kern_rctl.c#35 edit

Differences ...

==== //depot/projects/soc2009/trasz_limits/sys/kern/kern_rctl.c#35 (text+ko) ====

@@ -937,11 +937,11 @@
 	if (rule->rr_action == RCTL_ACTION_DENY &&
 	    (rule->rr_resource == RUSAGE_CPU ||
 	    rule->rr_resource == RUSAGE_WALLCLOCK))
-		return (EINVAL);
+		return (EOPNOTSUPP);
 
 	if (rule->rr_per == RCTL_SUBJECT_TYPE_PROCESS &&
 	    rusage_is_sloppy(rule->rr_resource))
-		return (EINVAL);
+		return (EOPNOTSUPP);
 
 	/*
 	 * Make sure there are no duplicated rules.  Also, for the "deny"
@@ -963,7 +963,7 @@
 		 * No resource limits for system processes.
 		 */
 		if (p->p_flag & P_SYSTEM)
-			return (EINVAL);
+			return (EPERM);
 
 		rctl_container_add_rule(p->p_container, rule);
 		/*
@@ -1783,35 +1783,35 @@
 rctl_get_usage(struct thread *td, struct rctl_get_usage_args *uap)
 {
 	
-	return (EOPNOTSUPP);
+	return (ENOSYS);
 }
 
 int
 rctl_get_rules(struct thread *td, struct rctl_get_rules_args *uap)
 {
 	
-	return (EOPNOTSUPP);
+	return (ENOSYS);
 }
 
 int
 rctl_get_limits(struct thread *td, struct rctl_get_limits_args *uap)
 {
 	
-	return (EOPNOTSUPP);
+	return (ENOSYS);
 }
 
 int
 rctl_add_rule(struct thread *td, struct rctl_add_rule_args *uap)
 {
 	
-	return (EOPNOTSUPP);
+	return (ENOSYS);
 }
 
 int
 rctl_remove_rule(struct thread *td, struct rctl_remove_rule_args *uap)
 {
 	
-	return (EOPNOTSUPP);
+	return (ENOSYS);
 }
 
 #endif /* !RCTL */