diff options
Diffstat (limited to 'include/linux/idr.h')
| -rw-r--r-- | include/linux/idr.h | 28 |
1 files changed, 12 insertions, 16 deletions
diff --git a/include/linux/idr.h b/include/linux/idr.h index 4cf042da3892..8f4980db3524 100644 --- a/include/linux/idr.h +++ b/include/linux/idr.h @@ -49,28 +49,24 @@ #define MAX_IDR_FREE (MAX_IDR_LEVEL * 2) struct idr_layer { - unsigned long bitmap; /* A zero bit means "space here" */ + unsigned long bitmap; /* A zero bit means "space here" */ struct idr_layer __rcu *ary[1<<IDR_BITS]; - int count; /* When zero, we can release it */ - int layer; /* distance from leaf */ - struct rcu_head rcu_head; + int count; /* When zero, we can release it */ + int layer; /* distance from leaf */ + struct rcu_head rcu_head; }; struct idr { - struct idr_layer __rcu *top; - struct idr_layer *id_free; - int layers; /* only valid without concurrent changes */ - int id_free_cnt; - spinlock_t lock; + struct idr_layer __rcu *top; + struct idr_layer *id_free; + int layers; /* only valid w/o concurrent changes */ + int id_free_cnt; + spinlock_t lock; }; -#define IDR_INIT(name) \ -{ \ - .top = NULL, \ - .id_free = NULL, \ - .layers = 0, \ - .id_free_cnt = 0, \ - .lock = __SPIN_LOCK_UNLOCKED(name.lock), \ +#define IDR_INIT(name) \ +{ \ + .lock = __SPIN_LOCK_UNLOCKED(name.lock), \ } #define DEFINE_IDR(name) struct idr name = IDR_INIT(name) |