diff options
Diffstat (limited to 'kernel/res_counter.c')
| -rw-r--r-- | kernel/res_counter.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/res_counter.c b/kernel/res_counter.c index 70587657dda..d3c61b4ebef 100644 --- a/kernel/res_counter.c +++ b/kernel/res_counter.c @@ -28,6 +28,8 @@ int res_counter_charge_locked(struct res_counter *counter, unsigned long val) } counter->usage += val; + if (counter->usage > counter->max_usage) + counter->max_usage = counter->usage; return 0; } @@ -66,6 +68,8 @@ res_counter_member(struct res_counter *counter, int member) switch (member) { case RES_USAGE: return &counter->usage; + case RES_MAX_USAGE: + return &counter->max_usage; case RES_LIMIT: return &counter->limit; case RES_FAILCNT: |