diff options
Diffstat (limited to 'mm/vmscan.c')
| -rw-r--r-- | mm/vmscan.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c index c767d71c43d7..eb228a8cd769 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -7404,6 +7404,28 @@ void __meminit kswapd_stop(int nid) pgdat_kswapd_unlock(pgdat); } +static const struct ctl_table vmscan_sysctl_table[] = { + { + .procname = "swappiness", + .data = &vm_swappiness, + .maxlen = sizeof(vm_swappiness), + .mode = 0644, + .proc_handler = proc_dointvec_minmax, + .extra1 = SYSCTL_ZERO, + .extra2 = SYSCTL_TWO_HUNDRED, + }, +#ifdef CONFIG_NUMA + { + .procname = "zone_reclaim_mode", + .data = &node_reclaim_mode, + .maxlen = sizeof(node_reclaim_mode), + .mode = 0644, + .proc_handler = proc_dointvec_minmax, + .extra1 = SYSCTL_ZERO, + } +#endif +}; + static int __init kswapd_init(void) { int nid; @@ -7411,6 +7433,7 @@ static int __init kswapd_init(void) swap_setup(); for_each_node_state(nid, N_MEMORY) kswapd_run(nid); + register_sysctl_init("vm", vmscan_sysctl_table); return 0; } |