aboutsummaryrefslogtreecommitdiff
path: root/include/linux/res_counter.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/res_counter.h')
-rw-r--r--include/linux/res_counter.h12
1 files changed, 7 insertions, 5 deletions
diff --git a/include/linux/res_counter.h b/include/linux/res_counter.h
index 6f54e40fa21..5ae8456d967 100644
--- a/include/linux/res_counter.h
+++ b/include/linux/res_counter.h
@@ -125,14 +125,16 @@ int res_counter_charge_nofail(struct res_counter *counter,
*
* these calls check for usage underflow and show a warning on the console
* _locked call expects the counter->lock to be taken
+ *
+ * returns the total charges still present in @counter.
*/
-void res_counter_uncharge_locked(struct res_counter *counter, unsigned long val);
-void res_counter_uncharge(struct res_counter *counter, unsigned long val);
+u64 res_counter_uncharge_locked(struct res_counter *counter, unsigned long val);
+u64 res_counter_uncharge(struct res_counter *counter, unsigned long val);
-void res_counter_uncharge_until(struct res_counter *counter,
- struct res_counter *top,
- unsigned long val);
+u64 res_counter_uncharge_until(struct res_counter *counter,
+ struct res_counter *top,
+ unsigned long val);
/**
* res_counter_margin - calculate chargeable space of a counter
* @cnt: the counter