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-rw-r--r--Documentation/cgroups/resource_counter.txt7
1 files changed, 4 insertions, 3 deletions
diff --git a/Documentation/cgroups/resource_counter.txt b/Documentation/cgroups/resource_counter.txt
index 0c4a344..c4d99ed 100644
--- a/Documentation/cgroups/resource_counter.txt
+++ b/Documentation/cgroups/resource_counter.txt
@@ -83,16 +83,17 @@ to work with it.
res_counter->lock internally (it must be called with res_counter->lock
held). The force parameter indicates whether we can bypass the limit.
- e. void res_counter_uncharge[_locked]
+ e. u64 res_counter_uncharge[_locked]
(struct res_counter *rc, unsigned long val)
When a resource is released (freed) it should be de-accounted
from the resource counter it was accounted to. This is called
- "uncharging".
+ "uncharging". The return value of this function indicate the amount
+ of charges still present in the counter.
The _locked routines imply that the res_counter->lock is taken.
- f. void res_counter_uncharge_until
+ f. u64 res_counter_uncharge_until
(struct res_counter *rc, struct res_counter *top,
unsinged long val)