462 	spinlock_t *rsv_lock = &EXT2_SB(inode->i_sb)->s_rsv_window_lock;  in ext2_discard_reservation()  local
469 		spin_lock(rsv_lock);  in ext2_discard_reservation()
472 		spin_unlock(rsv_lock);  in ext2_discard_reservation()
880 	spinlock_t *rsv_lock = &EXT2_SB(sb)->s_rsv_window_lock;  in alloc_new_reservation()  local
927 	spin_lock(rsv_lock);  in alloc_new_reservation()
947 		spin_unlock(rsv_lock);  in alloc_new_reservation()
960 	spin_unlock(rsv_lock);  in alloc_new_reservation()
970 		spin_lock(rsv_lock);  in alloc_new_reservation()
973 		spin_unlock(rsv_lock);  in alloc_new_reservation()
991 	spin_lock(rsv_lock);  in alloc_new_reservation()
1017 	spinlock_t *rsv_lock = &EXT2_SB(sb)->s_rsv_window_lock;  in try_to_extend_reservation()  local
1019 	if (!spin_trylock(rsv_lock))  in try_to_extend_reservation()
1034 	spin_unlock(rsv_lock);  in try_to_extend_reservation()