diff options
Diffstat (limited to 'kernel/res_counter.c')
| -rw-r--r-- | kernel/res_counter.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/kernel/res_counter.c b/kernel/res_counter.c index bebe2b170d49..ad581aa2369a 100644 --- a/kernel/res_counter.c +++ b/kernel/res_counter.c @@ -94,13 +94,15 @@ void res_counter_uncharge_locked(struct res_counter *counter, unsigned long val) counter->usage -= val; } -void 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) { unsigned long flags; struct res_counter *c; local_irq_save(flags); - for (c = counter; c != NULL; c = c->parent) { + for (c = counter; c != top; c = c->parent) { spin_lock(&c->lock); res_counter_uncharge_locked(c, val); spin_unlock(&c->lock); @@ -108,6 +110,10 @@ void res_counter_uncharge(struct res_counter *counter, unsigned long val) local_irq_restore(flags); } +void res_counter_uncharge(struct res_counter *counter, unsigned long val) +{ + res_counter_uncharge_until(counter, NULL, val); +} static inline unsigned long long * res_counter_member(struct res_counter *counter, int member) |