memcg: remove experimental from swap account config

It's 11 months since we changed swap_map[] to indicates SWAP_HAS_CACHE.
Since that, memcg's swap accounting has been very stable and it seems
it can be maintained.

So, I'd like to remove EXPERIMENTAL from the config.

Acked-by: Balbir Singh <balbir@linux.vnet.ibm.com>
Acked-by: Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp>
Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/init/Kconfig b/init/Kconfig
index 24932b9c03e8..2de5b1cbadd9 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -577,8 +577,8 @@ config CGROUP_MEM_RES_CTLR
           could in turn add some fork/exit overhead.
 
 config CGROUP_MEM_RES_CTLR_SWAP
-        bool "Memory Resource Controller Swap Extension(EXPERIMENTAL)"
-        depends on CGROUP_MEM_RES_CTLR && SWAP && EXPERIMENTAL
+        bool "Memory Resource Controller Swap Extension"
+        depends on CGROUP_MEM_RES_CTLR && SWAP
         help
           Add swap management feature to memory resource controller. When you
           enable this, you can limit mem+swap usage per cgroup. In other words,