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-rw-r--r--init/Kconfig9
1 files changed, 6 insertions, 3 deletions
diff --git a/init/Kconfig b/init/Kconfig
index a51000610..0a06fa1ef 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -1084,14 +1084,17 @@ config CGROUP_WRITEBACK
menuconfig CGROUP_SCHED
bool "CPU controller"
- depends on !SCHED_BFS
default n
help
This feature lets CPU scheduler recognize task groups and control CPU
bandwidth allocation to such task groups. It uses cgroups to group
- tasks.
+ tasks. In combination with BFS this is purely a STUB to create the
+ files associated with the CPU controller cgroup but most of the
+ controls do nothing. This is useful for working in environments and
+ with applications that will only work if this control group is
+ present.
-if CGROUP_SCHED
+if CGROUP_SCHED && !SCHED_BFS
config FAIR_GROUP_SCHED
bool "Group scheduling for SCHED_OTHER"
depends on CGROUP_SCHED