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-rw-r--r--kernel/sched_debug.c37
1 files changed, 36 insertions, 1 deletions
diff --git a/kernel/sched_debug.c b/kernel/sched_debug.c
index d25cefe3f0eb..3625a6598699 100644
--- a/kernel/sched_debug.c
+++ b/kernel/sched_debug.c
@@ -53,6 +53,40 @@ static unsigned long nsec_low(unsigned long long nsec)
53 53
54#define SPLIT_NS(x) nsec_high(x), nsec_low(x) 54#define SPLIT_NS(x) nsec_high(x), nsec_low(x)
55 55
56#ifdef CONFIG_FAIR_GROUP_SCHED
57static void print_cfs_group_stats(struct seq_file *m, int cpu,
58 struct task_group *tg)
59{
60 struct sched_entity *se = tg->se[cpu];
61 if (!se)
62 return;
63
64#define P(F) \
65 SEQ_printf(m, " .%-30s: %lld\n", #F, (long long)F)
66#define PN(F) \
67 SEQ_printf(m, " .%-30s: %lld.%06ld\n", #F, SPLIT_NS((long long)F))
68
69 PN(se->exec_start);
70 PN(se->vruntime);
71 PN(se->sum_exec_runtime);
72#ifdef CONFIG_SCHEDSTATS
73 PN(se->wait_start);
74 PN(se->sleep_start);
75 PN(se->block_start);
76 PN(se->sleep_max);
77 PN(se->block_max);
78 PN(se->exec_max);
79 PN(se->slice_max);
80 PN(se->wait_max);
81 PN(se->wait_sum);
82 P(se->wait_count);
83#endif
84 P(se->load.weight);
85#undef PN
86#undef P
87}
88#endif
89
56static void 90static void
57print_task(struct seq_file *m, struct rq *rq, struct task_struct *p) 91print_task(struct seq_file *m, struct rq *rq, struct task_struct *p)
58{ 92{
@@ -181,6 +215,7 @@ void print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq)
181#ifdef CONFIG_SMP 215#ifdef CONFIG_SMP
182 SEQ_printf(m, " .%-30s: %lu\n", "shares", cfs_rq->shares); 216 SEQ_printf(m, " .%-30s: %lu\n", "shares", cfs_rq->shares);
183#endif 217#endif
218 print_cfs_group_stats(m, cpu, cfs_rq->tg);
184#endif 219#endif
185} 220}
186 221
@@ -261,7 +296,7 @@ static int sched_debug_show(struct seq_file *m, void *v)
261 u64 now = ktime_to_ns(ktime_get()); 296 u64 now = ktime_to_ns(ktime_get());
262 int cpu; 297 int cpu;
263 298
264 SEQ_printf(m, "Sched Debug Version: v0.07, %s %.*s\n", 299 SEQ_printf(m, "Sched Debug Version: v0.08, %s %.*s\n",
265 init_utsname()->release, 300 init_utsname()->release,
266 (int)strcspn(init_utsname()->version, " "), 301 (int)strcspn(init_utsname()->version, " "),
267 init_utsname()->version); 302 init_utsname()->version);