From ada18de2eb76961a4d4847f63291744c9e7beec4 Mon Sep 17 00:00:00 2001 From: Peter Zijlstra Date: Thu, 19 Jun 2008 14:22:24 +0200 Subject: sched: debug: add some rt debug output Signed-off-by: Peter Zijlstra Cc: "Daniel K." Signed-off-by: Ingo Molnar --- kernel/sched_debug.c | 40 +++++++++++++++++++++++++++++++++++++--- 1 file changed, 37 insertions(+), 3 deletions(-) (limited to 'kernel/sched_debug.c') diff --git a/kernel/sched_debug.c b/kernel/sched_debug.c index 8bb713040ac9..8e077b9c91cb 100644 --- a/kernel/sched_debug.c +++ b/kernel/sched_debug.c @@ -119,9 +119,7 @@ void print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq) struct sched_entity *last; unsigned long flags; -#if !defined(CONFIG_CGROUP_SCHED) || !defined(CONFIG_USER_SCHED) - SEQ_printf(m, "\ncfs_rq[%d]:\n", cpu); -#else +#if defined(CONFIG_CGROUP_SCHED) && defined(CONFIG_FAIR_GROUP_SCHED) char path[128] = ""; struct cgroup *cgroup = NULL; struct task_group *tg = cfs_rq->tg; @@ -133,6 +131,8 @@ void print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq) cgroup_path(cgroup, path, sizeof(path)); SEQ_printf(m, "\ncfs_rq[%d]:%s\n", cpu, path); +#else + SEQ_printf(m, "\ncfs_rq[%d]:\n", cpu); #endif SEQ_printf(m, " .%-30s: %Ld.%06ld\n", "exec_clock", @@ -169,6 +169,39 @@ void print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq) cfs_rq->nr_spread_over); } +void print_rt_rq(struct seq_file *m, int cpu, struct rt_rq *rt_rq) +{ +#if defined(CONFIG_CGROUP_SCHED) && defined(CONFIG_RT_GROUP_SCHED) + char path[128] = ""; + struct cgroup *cgroup = NULL; + struct task_group *tg = rt_rq->tg; + + if (tg) + cgroup = tg->css.cgroup; + + if (cgroup) + cgroup_path(cgroup, path, sizeof(path)); + + SEQ_printf(m, "\nrt_rq[%d]:%s\n", cpu, path); +#else + SEQ_printf(m, "\nrt_rq[%d]:\n", cpu); +#endif + + +#define P(x) \ + SEQ_printf(m, " .%-30s: %Ld\n", #x, (long long)(rt_rq->x)) +#define PN(x) \ + SEQ_printf(m, " .%-30s: %Ld.%06ld\n", #x, SPLIT_NS(rt_rq->x)) + + P(rt_nr_running); + P(rt_throttled); + PN(rt_time); + PN(rt_runtime); + +#undef PN +#undef P +} + static void print_cpu(struct seq_file *m, int cpu) { struct rq *rq = &per_cpu(runqueues, cpu); @@ -208,6 +241,7 @@ static void print_cpu(struct seq_file *m, int cpu) #undef PN print_cfs_stats(m, cpu); + print_rt_stats(m, cpu); print_rq(m, rq, cpu); } -- cgit v1.2.3-59-g8ed1b