diff options
Diffstat (limited to 'kernel/sched/fair.c')
| -rw-r--r-- | kernel/sched/fair.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 0cd1d0f7c1bd..c36aa54ae071 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -178,6 +178,11 @@ int __weak arch_asym_cpu_priority(int cpu) static unsigned int sysctl_sched_cfs_bandwidth_slice = 5000UL; #endif +#ifdef CONFIG_NUMA_BALANCING +/* Restrict the NUMA promotion throughput (MB/s) for each target node. */ +static unsigned int sysctl_numa_balancing_promote_rate_limit = 65536; +#endif + #ifdef CONFIG_SYSCTL static struct ctl_table sched_fair_sysctls[] = { { @@ -197,6 +202,16 @@ static struct ctl_table sched_fair_sysctls[] = { .extra1 = SYSCTL_ONE, }, #endif +#ifdef CONFIG_NUMA_BALANCING + { + .procname = "numa_balancing_promote_rate_limit_MBps", + .data = &sysctl_numa_balancing_promote_rate_limit, + .maxlen = sizeof(unsigned int), + .mode = 0644, + .proc_handler = proc_dointvec_minmax, + .extra1 = SYSCTL_ZERO, + }, +#endif /* CONFIG_NUMA_BALANCING */ {} }; @@ -1094,9 +1109,6 @@ unsigned int sysctl_numa_balancing_scan_delay = 1000; /* The page with hint page fault latency < threshold in ms is considered hot */ unsigned int sysctl_numa_balancing_hot_threshold = MSEC_PER_SEC; -/* Restrict the NUMA promotion throughput (MB/s) for each target node. */ -unsigned int sysctl_numa_balancing_promote_rate_limit = 65536; - struct numa_group { refcount_t refcount; |