1 files changed, 10 insertions, 2 deletions

diff --git a/Documentation/cgroups/resource_counter.txt b/Documentation/cgroups/resource_counter.txt
index 95b24d766ea..0c4a344e78f 100644
--- a/Documentation/cgroups/resource_counter.txt
+++ b/Documentation/cgroups/resource_counter.txt
@@ -77,11 +77,11 @@ to work with it.
         where the charging failed.
 
  d. int res_counter_charge_locked
-                        (struct res_counter *rc, unsigned long val)
+                        (struct res_counter *rc, unsigned long val, bool force)
 
         The same as res_counter_charge(), but it must not acquire/release the
         res_counter->lock internally (it must be called with res_counter->lock
-        held).
+        held). The force parameter indicates whether we can bypass the limit.
 
  e. void res_counter_uncharge[_locked]
                         (struct res_counter *rc, unsigned long val)
@@ -92,6 +92,14 @@ to work with it.
 
         The _locked routines imply that the res_counter->lock is taken.
 
+ f. void res_counter_uncharge_until
+                (struct res_counter *rc, struct res_counter *top,
+                 unsinged long val)
+
+        Almost same as res_cunter_uncharge() but propagation of uncharge
+        stops when rc == top. This is useful when kill a res_coutner in
+        child cgroup.
+
  2.1 Other accounting routines
 
     There are more routines that may help you with common needs, like