X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=kernel%2Fuser.c;h=debce602bfddd9f117ec5fb98ad0023176eb7f7b;hb=8b91582500ae750db22bd515379616e5e9ad06ab;hp=7132022a040cc764b1c8cdd53744e7398e05502d;hpb=99642e211a789df34347c3f10f0301462837f0c5;p=linux-2.6-omap-h63xx.git

diff --git a/kernel/user.c b/kernel/user.c
index 7132022a040..debce602bfd 100644
--- a/kernel/user.c
+++ b/kernel/user.c
@@ -101,7 +101,7 @@ static int sched_create_user(struct user_struct *up)
 {
 	int rc = 0;
 
-	up->tg = sched_create_group();
+	up->tg = sched_create_group(&root_task_group);
 	if (IS_ERR(up->tg))
 		rc = -ENOMEM;
 
@@ -193,6 +193,33 @@ static ssize_t cpu_rt_runtime_store(struct kobject *kobj,
 
 static struct kobj_attribute cpu_rt_runtime_attr =
 	__ATTR(cpu_rt_runtime, 0644, cpu_rt_runtime_show, cpu_rt_runtime_store);
+
+static ssize_t cpu_rt_period_show(struct kobject *kobj,
+				   struct kobj_attribute *attr,
+				   char *buf)
+{
+	struct user_struct *up = container_of(kobj, struct user_struct, kobj);
+
+	return sprintf(buf, "%lu\n", sched_group_rt_period(up->tg));
+}
+
+static ssize_t cpu_rt_period_store(struct kobject *kobj,
+				    struct kobj_attribute *attr,
+				    const char *buf, size_t size)
+{
+	struct user_struct *up = container_of(kobj, struct user_struct, kobj);
+	unsigned long rt_period;
+	int rc;
+
+	sscanf(buf, "%lu", &rt_period);
+
+	rc = sched_group_set_rt_period(up->tg, rt_period);
+
+	return (rc ? rc : size);
+}
+
+static struct kobj_attribute cpu_rt_period_attr =
+	__ATTR(cpu_rt_period, 0644, cpu_rt_period_show, cpu_rt_period_store);
 #endif
 
 /* default attributes per uid directory */
@@ -202,6 +229,7 @@ static struct attribute *uids_attributes[] = {
 #endif
 #ifdef CONFIG_RT_GROUP_SCHED
 	&cpu_rt_runtime_attr.attr,
+	&cpu_rt_period_attr.attr,
 #endif
 	NULL
 };