diff options
Diffstat (limited to 'lib/percpu_counter.c')
| -rw-r--r-- | lib/percpu_counter.c | 18 |
1 files changed, 4 insertions, 14 deletions
diff --git a/lib/percpu_counter.c b/lib/percpu_counter.c index b255b939bc1b..4bb0ed350e73 100644 --- a/lib/percpu_counter.c +++ b/lib/percpu_counter.c | |||
| @@ -68,11 +68,11 @@ s64 __percpu_counter_sum(struct percpu_counter *fbc) | |||
| 68 | } | 68 | } |
| 69 | EXPORT_SYMBOL(__percpu_counter_sum); | 69 | EXPORT_SYMBOL(__percpu_counter_sum); |
| 70 | 70 | ||
| 71 | static struct lock_class_key percpu_counter_irqsafe; | 71 | int __percpu_counter_init(struct percpu_counter *fbc, s64 amount, |
| 72 | 72 | struct lock_class_key *key) | |
| 73 | int percpu_counter_init(struct percpu_counter *fbc, s64 amount) | ||
| 74 | { | 73 | { |
| 75 | spin_lock_init(&fbc->lock); | 74 | spin_lock_init(&fbc->lock); |
| 75 | lockdep_set_class(&fbc->lock, key); | ||
| 76 | fbc->count = amount; | 76 | fbc->count = amount; |
| 77 | fbc->counters = alloc_percpu(s32); | 77 | fbc->counters = alloc_percpu(s32); |
| 78 | if (!fbc->counters) | 78 | if (!fbc->counters) |
| @@ -84,17 +84,7 @@ int percpu_counter_init(struct percpu_counter *fbc, s64 amount) | |||
| 84 | #endif | 84 | #endif |
| 85 | return 0; | 85 | return 0; |
| 86 | } | 86 | } |
| 87 | EXPORT_SYMBOL(percpu_counter_init); | 87 | EXPORT_SYMBOL(__percpu_counter_init); |
| 88 | |||
| 89 | int percpu_counter_init_irq(struct percpu_counter *fbc, s64 amount) | ||
| 90 | { | ||
| 91 | int err; | ||
| 92 | |||
| 93 | err = percpu_counter_init(fbc, amount); | ||
| 94 | if (!err) | ||
| 95 | lockdep_set_class(&fbc->lock, &percpu_counter_irqsafe); | ||
| 96 | return err; | ||
| 97 | } | ||
| 98 | 88 | ||
| 99 | void percpu_counter_destroy(struct percpu_counter *fbc) | 89 | void percpu_counter_destroy(struct percpu_counter *fbc) |
| 100 | { | 90 | { |
