Merge branch 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...

[pandora-kernel.git] / kernel / cpuset.c

diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 039baa4..9fceb97 100644 (file)
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -1037,8 +1037,8 @@ int current_cpuset_is_being_rebound(void)
 
 static int update_relax_domain_level(struct cpuset *cs, s64 val)
 {
-       if ((int)val < 0)
-               val = -1;
+       if (val < -1 || val >= SD_LV_MAX)
+               return -EINVAL;
 
        if (val != cs->relax_domain_level) {
                cs->relax_domain_level = val;
@@ -1890,6 +1890,12 @@ static void common_cpu_mem_hotplug_unplug(void)
        top_cpuset.mems_allowed = node_states[N_HIGH_MEMORY];
        scan_for_empty_cpusets(&top_cpuset);
 
+       /*
+        * Scheduler destroys domains on hotplug events.
+        * Rebuild them based on the current settings.
+        */
+       rebuild_sched_domains();
+
        cgroup_unlock();
 }