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Diffstat (limited to 'Documentation/cgroups/unified-hierarchy.txt')
| -rw-r--r-- | Documentation/cgroups/unified-hierarchy.txt | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/Documentation/cgroups/unified-hierarchy.txt b/Documentation/cgroups/unified-hierarchy.txt index a7a2205539a7..4f4563277864 100644 --- a/Documentation/cgroups/unified-hierarchy.txt +++ b/Documentation/cgroups/unified-hierarchy.txt @@ -94,12 +94,18 @@ change soon. mount -t cgroup -o __DEVEL__sane_behavior cgroup $MOUNT_POINT -All controllers which are not bound to other hierarchies are -automatically bound to unified hierarchy and show up at the root of -it. Controllers which are enabled only in the root of unified -hierarchy can be bound to other hierarchies. This allows mixing -unified hierarchy with the traditional multiple hierarchies in a fully -backward compatible way. +All controllers which support the unified hierarchy and are not bound +to other hierarchies are automatically bound to unified hierarchy and +show up at the root of it. Controllers which are enabled only in the +root of unified hierarchy can be bound to other hierarchies. This +allows mixing unified hierarchy with the traditional multiple +hierarchies in a fully backward compatible way. + +For development purposes, the following boot parameter makes all +controllers to appear on the unified hierarchy whether supported or +not. + + cgroup__DEVEL__legacy_files_on_dfl A controller can be moved across hierarchies only after the controller is no longer referenced in its current hierarchy. Because per-cgroup |