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authorIngo Molnar <mingo@elte.hu>2007-07-09 18:52:00 +0200
committerIngo Molnar <mingo@elte.hu>2007-07-09 18:52:00 +0200
commit43ae34cb4cd650d1eb4460a8253a8e747ba052ac (patch)
tree51f1b6a8331dea95d8d560c2c27f4abdad1d759c /include/linux
parent77e54a1f88a1cb0746c7694fa40052bd02df1123 (diff)
sched: scheduler debugging, core
scheduler debugging core: implement /proc/sched_debug and /proc/<PID>/sched files for scheduler debugging. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/sched.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index c9d65738bb7..785ec8465bd 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -132,6 +132,26 @@ extern unsigned long nr_active(void);
extern unsigned long nr_iowait(void);
extern unsigned long weighted_cpuload(const int cpu);
+struct seq_file;
+struct cfs_rq;
+#ifdef CONFIG_SCHED_DEBUG
+extern void proc_sched_show_task(struct task_struct *p, struct seq_file *m);
+extern void proc_sched_set_task(struct task_struct *p);
+extern void
+print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq, u64 now);
+#else
+static inline void
+proc_sched_show_task(struct task_struct *p, struct seq_file *m)
+{
+}
+static inline void proc_sched_set_task(struct task_struct *p)
+{
+}
+static inline void
+print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq, u64 now)
+{
+}
+#endif
/*
* Task state bitmask. NOTE! These bits are also