---

yaml
---
r: 42787
b: refs/heads/master
c: 6960406
h: refs/heads/master
i:
  42785: e769da0
  42783: ba7bbc3
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 5ec68b2e310437e99c297ba04e1afc5297aa6de1
+refs/heads/master: 696040670a12f66b17a839011f96d9ca376f688b

trunk/kernel/cpuset.c

@@ -729,9 +729,11 @@ static int validate_change(const struct cpuset *cur, const struct cpuset *trial)
 	}
 
 	/* Remaining checks don't apply to root cpuset */
-	if ((par = cur->parent) == NULL)
+	if (cur == &top_cpuset)
 		return 0;
 
+	par = cur->parent;
+
 	/* We must be a subset of our parent cpuset */
 	if (!is_cpuset_subset(trial, par))
 		return -EACCES;
@@ -1060,10 +1062,7 @@ static int update_flag(cpuset_flagbits_t bit, struct cpuset *cs, char *buf)
 	cpu_exclusive_changed =
 		(is_cpu_exclusive(cs) != is_cpu_exclusive(&trialcs));
 	mutex_lock(&callback_mutex);
-	if (turning_on)
-		set_bit(bit, &cs->flags);
-	else
-		clear_bit(bit, &cs->flags);
+	cs->flags = trialcs.flags;
 	mutex_unlock(&callback_mutex);
 
 	if (cpu_exclusive_changed)