diff options
Diffstat (limited to 'kernel/sched/core.c')
| -rw-r--r-- | kernel/sched/core.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c index f5125c08cb7d..0d90bf995b19 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -10621,6 +10621,30 @@ static int cpu_idle_write_s64(struct cgroup_subsys_state *css, { return sched_group_set_idle(css_tg(css), idle); } + +static s64 cpu_latency_read_s64(struct cgroup_subsys_state *css, + struct cftype *cft) +{ + return css_tg(css)->latency_prio; +} + +static int cpu_latency_write_s64(struct cgroup_subsys_state *css, + struct cftype *cft, s64 latency_prio) +{ + return sched_group_set_latency(css_tg(css), latency_prio); +} + +static s64 cpu_latency_nice_read_s64(struct cgroup_subsys_state *css, + struct cftype *cft) +{ + return LATENCY_TO_NICE(css_tg(css)->latency_prio); +} + +static int cpu_latency_nice_write_s64(struct cgroup_subsys_state *css, + struct cftype *cft, s64 latency_nice) +{ + return sched_group_set_latency(css_tg(css), NICE_TO_LATENCY(latency_nice)); +} #endif static struct cftype cpu_legacy_files[] = { @@ -10635,6 +10659,11 @@ static struct cftype cpu_legacy_files[] = { .read_s64 = cpu_idle_read_s64, .write_s64 = cpu_idle_write_s64, }, + { + .name = "latency", + .read_s64 = cpu_latency_read_s64, + .write_s64 = cpu_latency_write_s64, + }, #endif #ifdef CONFIG_CFS_BANDWIDTH { @@ -10852,6 +10881,18 @@ static struct cftype cpu_files[] = { .read_s64 = cpu_idle_read_s64, .write_s64 = cpu_idle_write_s64, }, + { + .name = "latency", + .flags = CFTYPE_NOT_ON_ROOT, + .read_s64 = cpu_latency_read_s64, + .write_s64 = cpu_latency_write_s64, + }, + { + .name = "latency.nice", + .flags = CFTYPE_NOT_ON_ROOT, + .read_s64 = cpu_latency_nice_read_s64, + .write_s64 = cpu_latency_nice_write_s64, + }, #endif #ifdef CONFIG_CFS_BANDWIDTH { |