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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2015-07-04 08:56:53 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-07-04 08:56:53 -0700 |
| commit | 22a093b2fb52fb656658a32adc80c24ddc200ca4 (patch) | |
| tree | d0edd1065ee10369ca204404e43bdeece71d3d5e /kernel/sched/fair.c | |
| parent | c1776a18e3b5a3559f3dff5df0ecce570abd3a9f (diff) | |
| parent | 397f2378f136128623fc237746157aa2564d1082 (diff) | |
Merge branch 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler fixes from Ingo Molnar:
"Debug info and other statistics fixes and related enhancements"
* 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
sched/numa: Fix numa balancing stats in /proc/pid/sched
sched/numa: Show numa_group ID in /proc/sched_debug task listings
sched/debug: Move print_cfs_rq() declaration to kernel/sched/sched.h
sched/stat: Expose /proc/pid/schedstat if CONFIG_SCHED_INFO=y
sched/stat: Simplify the sched_info accounting dependency
Diffstat (limited to 'kernel/sched/fair.c')
| -rw-r--r-- | kernel/sched/fair.c | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 3d57cc0ca0a6..65c8f3ebdc3c 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -8473,7 +8473,27 @@ void print_cfs_stats(struct seq_file *m, int cpu) print_cfs_rq(m, cpu, cfs_rq); rcu_read_unlock(); } -#endif + +#ifdef CONFIG_NUMA_BALANCING +void show_numa_stats(struct task_struct *p, struct seq_file *m) +{ + int node; + unsigned long tsf = 0, tpf = 0, gsf = 0, gpf = 0; + + for_each_online_node(node) { + if (p->numa_faults) { + tsf = p->numa_faults[task_faults_idx(NUMA_MEM, node, 0)]; + tpf = p->numa_faults[task_faults_idx(NUMA_MEM, node, 1)]; + } + if (p->numa_group) { + gsf = p->numa_group->faults[task_faults_idx(NUMA_MEM, node, 0)], + gpf = p->numa_group->faults[task_faults_idx(NUMA_MEM, node, 1)]; + } + print_numa_stats(m, node, tsf, tpf, gsf, gpf); + } +} +#endif /* CONFIG_NUMA_BALANCING */ +#endif /* CONFIG_SCHED_DEBUG */ __init void init_sched_fair_class(void) { |