----------------------- lock_manager_operations ---------------------------
prototypes:
- int (*fl_compare_owner)(struct file_lock *, struct file_lock *);
- void (*fl_notify)(struct file_lock *); /* unblock callback */
- int (*fl_grant)(struct file_lock *, struct file_lock *, int);
- void (*fl_release_private)(struct file_lock *);
- void (*fl_break)(struct file_lock *); /* break_lease callback */
- int (*fl_change)(struct file_lock **, int);
+ int (*lm_compare_owner)(struct file_lock *, struct file_lock *);
+ void (*lm_notify)(struct file_lock *); /* unblock callback */
+ int (*lm_grant)(struct file_lock *, struct file_lock *, int);
+ void (*lm_release_private)(struct file_lock *);
+ void (*lm_break)(struct file_lock *); /* break_lease callback */
+ int (*lm_change)(struct file_lock **, int);
locking rules:
file_lock_lock may block
-fl_compare_owner: yes no
-fl_notify: yes no
-fl_grant: no no
-fl_release_private: maybe no
-fl_break: yes no
-fl_change yes no
+lm_compare_owner: yes no
+lm_notify: yes no
+lm_grant: no no
+lm_release_private: maybe no
+lm_break: yes no
+lm_change yes no
--------------------------- buffer_head -----------------------------------
prototypes: