fa_lock           878 fs/fcntl.c     		write_lock_irq(&fa->fa_lock);
fa_lock           880 fs/fcntl.c     		write_unlock_irq(&fa->fa_lock);
fa_lock           925 fs/fcntl.c     		write_lock_irq(&fa->fa_lock);
fa_lock           927 fs/fcntl.c     		write_unlock_irq(&fa->fa_lock);
fa_lock           931 fs/fcntl.c     	rwlock_init(&new->fa_lock);
fa_lock          1000 fs/fcntl.c     		read_lock(&fa->fa_lock);
fa_lock          1009 fs/fcntl.c     		read_unlock(&fa->fa_lock);
fa_lock          1333 include/linux/fs.h 	rwlock_t		fa_lock;