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-rw-r--r--kernel/sched.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/kernel/sched.c b/kernel/sched.c
index 6798328a2e0e..a40ab657ad19 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -4911,14 +4911,18 @@ cpumask_t nohz_cpu_mask = CPU_MASK_NONE;
static inline void sched_init_granularity(void)
{
unsigned int factor = 1 + ilog2(num_online_cpus());
- const unsigned long gran_limit = 100000000;
+ const unsigned long limit = 100000000;
- sysctl_sched_granularity *= factor;
- if (sysctl_sched_granularity > gran_limit)
- sysctl_sched_granularity = gran_limit;
+ sysctl_sched_min_granularity *= factor;
+ if (sysctl_sched_min_granularity > limit)
+ sysctl_sched_min_granularity = limit;
- sysctl_sched_runtime_limit = sysctl_sched_granularity * 5;
- sysctl_sched_wakeup_granularity = sysctl_sched_granularity / 2;
+ sysctl_sched_latency *= factor;
+ if (sysctl_sched_latency > limit)
+ sysctl_sched_latency = limit;
+
+ sysctl_sched_runtime_limit = sysctl_sched_latency * 5;
+ sysctl_sched_wakeup_granularity = sysctl_sched_latency / 2;
}
#ifdef CONFIG_SMP