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-rw-r--r--init/Kconfig15
1 files changed, 15 insertions, 0 deletions
diff --git a/init/Kconfig b/init/Kconfig
index b3f55f1..7243776 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -751,6 +751,21 @@ config CGROUP_MEM_RES_CTLR_KMEM
the kmem extension can use it to guarantee that no group of processes
will ever exhaust kernel resources alone.
+config CGROUP_HUGETLB
+ bool "HugeTLB Resource Controller for Control Groups"
+ depends on RESOURCE_COUNTERS && HUGETLB_PAGE && EXPERIMENTAL
+ default n
+ help
+ Provides a cgroup Resource Controller for HugeTLB pages.
+ When you enable this, you can put a per cgroup limit on HugeTLB usage.
+ The limit is enforced during page fault. Since HugeTLB doesn't
+ support page reclaim, enforcing the limit at page fault time implies
+ that, the application will get SIGBUS signal if it tries to access
+ HugeTLB pages beyond its limit. This requires the application to know
+ beforehand how much HugeTLB pages it would require for its use. The
+ control group is tracked in the third page lru pointer. This means
+ that we cannot use the controller with huge page less than 3 pages.
+
config CGROUP_PERF
bool "Enable perf_event per-cpu per-container group (cgroup) monitoring"
depends on PERF_EVENTS && CGROUPS
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