spinlock_t refs_lock;
atomic_t refs;
int read_mirror;
- struct rcu_head rcu_head;
- pid_t lock_owner;
/* >= 0 if eb belongs to a log tree, -1 otherwise */
s8 log_index;
+ struct rcu_head rcu_head;
struct rw_semaphore lock;
struct page *pages[INLINE_EXTENT_BUFFER_PAGES];
#ifdef CONFIG_BTRFS_DEBUG
struct list_head leak_list;
+ pid_t lock_owner;
#endif
};