Merge tag 'v2.6.38' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

[mv-sheeva.git] / kernel / sched_autogroup.h

diff --git a/kernel/sched_autogroup.h b/kernel/sched_autogroup.h
new file mode 100644 (file)
index 0000000..7b859ff
--- /dev/null
+++ b/kernel/sched_autogroup.h
@@ -0,0 +1,36 @@
+#ifdef CONFIG_SCHED_AUTOGROUP
+
+struct autogroup {
+       struct kref             kref;
+       struct task_group       *tg;
+       struct rw_semaphore     lock;
+       unsigned long           id;
+       int                     nice;
+};
+
+static inline struct task_group *
+autogroup_task_group(struct task_struct *p, struct task_group *tg);
+
+#else /* !CONFIG_SCHED_AUTOGROUP */
+
+static inline void autogroup_init(struct task_struct *init_task) {  }
+static inline void autogroup_free(struct task_group *tg) { }
+static inline bool task_group_is_autogroup(struct task_group *tg)
+{
+       return 0;
+}
+
+static inline struct task_group *
+autogroup_task_group(struct task_struct *p, struct task_group *tg)
+{
+       return tg;
+}
+
+#ifdef CONFIG_SCHED_DEBUG
+static inline int autogroup_path(struct task_group *tg, char *buf, int buflen)
+{
+       return 0;
+}
+#endif
+
+#endif /* CONFIG_SCHED_AUTOGROUP */