Merge branch 'core/locking' into core/urgent

[linux-2.6-omap-h63xx.git] / kernel / sched.c

diff --git a/kernel/sched.c b/kernel/sched.c
index 9b2b6a85577d328c417692ba92f5c6ea8ca423d9..ace566bdfc680fff14c8ad5d9474aed45b15b7f5 100644 (file)
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -5010,19 +5010,21 @@ recheck:
                        return -EPERM;
        }
 
+       if (user) {
 #ifdef CONFIG_RT_GROUP_SCHED
-       /*
-        * Do not allow realtime tasks into groups that have no runtime
-        * assigned.
-        */
-       if (user
-           && rt_policy(policy) && task_group(p)->rt_bandwidth.rt_runtime == 0)
-               return -EPERM;
+               /*
+                * Do not allow realtime tasks into groups that have no runtime
+                * assigned.
+                */
+               if (rt_policy(policy) && task_group(p)->rt_bandwidth.rt_runtime == 0)
+                       return -EPERM;
 #endif
 
-       retval = security_task_setscheduler(p, policy, param);
-       if (retval)
-               return retval;
+               retval = security_task_setscheduler(p, policy, param);
+               if (retval)
+                       return retval;
+       }
+
        /*
         * make sure no PI-waiters arrive (or leave) while we are
         * changing the priority of the task:
@@ -7677,34 +7679,34 @@ static ssize_t sched_power_savings_store(const char *buf, size_t count, int smt)
 }
 
 #ifdef CONFIG_SCHED_MC
-static ssize_t sched_mc_power_savings_show(struct sys_device *dev,
-                               struct sysdev_attribute *attr, char *page)
+static ssize_t sched_mc_power_savings_show(struct sysdev_class *class,
+                                          char *page)
 {
        return sprintf(page, "%u\n", sched_mc_power_savings);
 }
-static ssize_t sched_mc_power_savings_store(struct sys_device *dev,
-                                           struct sysdev_attribute *attr,
+static ssize_t sched_mc_power_savings_store(struct sysdev_class *class,
                                            const char *buf, size_t count)
 {
        return sched_power_savings_store(buf, count, 0);
 }
-static SYSDEV_ATTR(sched_mc_power_savings, 0644, sched_mc_power_savings_show,
-                  sched_mc_power_savings_store);
+static SYSDEV_CLASS_ATTR(sched_mc_power_savings, 0644,
+                        sched_mc_power_savings_show,
+                        sched_mc_power_savings_store);
 #endif
 
 #ifdef CONFIG_SCHED_SMT
-static ssize_t sched_smt_power_savings_show(struct sys_device *dev,
-                               struct sysdev_attribute *attr, char *page)
+static ssize_t sched_smt_power_savings_show(struct sysdev_class *dev,
+                                           char *page)
 {
        return sprintf(page, "%u\n", sched_smt_power_savings);
 }
-static ssize_t sched_smt_power_savings_store(struct sys_device *dev,
-                                            struct sysdev_attribute *attr,
+static ssize_t sched_smt_power_savings_store(struct sysdev_class *dev,
                                             const char *buf, size_t count)
 {
        return sched_power_savings_store(buf, count, 1);
 }
-static SYSDEV_ATTR(sched_smt_power_savings, 0644, sched_smt_power_savings_show,
+static SYSDEV_CLASS_ATTR(sched_smt_power_savings, 0644,
+                  sched_smt_power_savings_show,
                   sched_smt_power_savings_store);
 #endif