mm: add overcommit_kbytes sysctl variable

[mirror_ubuntu-zesty-kernel.git] / mm / mmap.c

diff --git a/mm/mmap.c b/mm/mmap.c
index 834b2d785f1e2f2fdce59a608f28a94b02b5d82d..39552de6e1db11c9c60f4a53df9b1739afec3320 100644 (file)
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -86,6 +86,7 @@ EXPORT_SYMBOL(vm_get_page_prot);
 
 int sysctl_overcommit_memory __read_mostly = OVERCOMMIT_GUESS;  /* heuristic overcommit */
 int sysctl_overcommit_ratio __read_mostly = 50;        /* default is 50% */
+unsigned long sysctl_overcommit_kbytes __read_mostly;
 int sysctl_max_map_count __read_mostly = DEFAULT_MAX_MAP_COUNT;
 unsigned long sysctl_user_reserve_kbytes __read_mostly = 1UL << 17; /* 128MB */
 unsigned long sysctl_admin_reserve_kbytes __read_mostly = 1UL << 13; /* 8MB */