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author | Johannes Weiner <hannes@cmpxchg.org> | 2016-01-20 15:02:41 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-01-20 17:09:18 -0800 |
commit | 489c2a20a414351fe0813a727c34600c0f7292ae (patch) | |
tree | 3e1417700db70366ac8d9a73b38958c3904732db /init | |
parent | 04823c833b3eaef7816e28e3727124394f6bb3c3 (diff) | |
download | linux-489c2a20a414351fe0813a727c34600c0f7292ae.tar.gz linux-489c2a20a414351fe0813a727c34600c0f7292ae.tar.xz |
mm: memcontrol: introduce CONFIG_MEMCG_LEGACY_KMEM
Let the user know that CONFIG_MEMCG_KMEM does not apply to the cgroup2
interface. This also makes legacy-only code sections stand out better.
[arnd@arndb.de: mm: memcontrol: only manage socket pressure for CONFIG_INET]
Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Cc: Michal Hocko <mhocko@suse.cz>
Cc: Tejun Heo <tj@kernel.org>
Acked-by: Vladimir Davydov <vdavydov@virtuozzo.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'init')
-rw-r--r-- | init/Kconfig | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/init/Kconfig b/init/Kconfig index 5b86082fa238..a0a15cec8daf 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -964,10 +964,13 @@ config MEMCG_SWAP_ENABLED For those who want to have the feature enabled by default should select this option (if, for some reason, they need to disable it then swapaccount=0 does the trick). +config MEMCG_LEGACY_KMEM + bool config MEMCG_KMEM - bool "Memory Resource Controller Kernel Memory accounting" + bool "Legacy Memory Resource Controller Kernel Memory accounting" depends on MEMCG depends on SLUB || SLAB + select MEMCG_LEGACY_KMEM help The Kernel Memory extension for Memory Resource Controller can limit the amount of memory used by kernel objects in the system. Those are @@ -1071,6 +1074,11 @@ config CGROUP_FREEZER Provides a way to freeze and unfreeze all tasks in a cgroup. + This option affects the ORIGINAL cgroup interface. The cgroup2 memory + controller includes important in-kernel memory consumers per default. + + If you're using cgroup2, say N. + config CGROUP_HUGETLB bool "HugeTLB controller" depends on HUGETLB_PAGE |