116 static int v9fs_file_lock(struct file *filp, int cmd, struct file_lock *fl)  in v9fs_file_lock()  argument
121 	p9_debug(P9_DEBUG_VFS, "filp: %p lock: %p\n", filp, fl);  in v9fs_file_lock()
124 	if (__mandatory_lock(inode) && fl->fl_type != F_UNLCK)  in v9fs_file_lock()
127 	if ((IS_SETLK(cmd) || IS_SETLKW(cmd)) && fl->fl_type != F_UNLCK) {  in v9fs_file_lock()
135 static int v9fs_file_do_lock(struct file *filp, int cmd, struct file_lock *fl)  in v9fs_file_do_lock()  argument
147 	if ((fl->fl_flags & FL_POSIX) != FL_POSIX)  in v9fs_file_do_lock()
150 	res = locks_lock_file_wait(filp, fl);  in v9fs_file_do_lock()
157 	switch (fl->fl_type) {  in v9fs_file_do_lock()
168 	flock.start = fl->fl_start;  in v9fs_file_do_lock()
169 	if (fl->fl_end == OFFSET_MAX)  in v9fs_file_do_lock()
172 		flock.length = fl->fl_end - fl->fl_start + 1;  in v9fs_file_do_lock()
173 	flock.proc_id = fl->fl_pid;  in v9fs_file_do_lock()
228 	if (res < 0 && fl->fl_type != F_UNLCK) {  in v9fs_file_do_lock()
229 		fl_type = fl->fl_type;  in v9fs_file_do_lock()
230 		fl->fl_type = F_UNLCK;  in v9fs_file_do_lock()
232 		locks_lock_file_wait(filp, fl);  in v9fs_file_do_lock()
233 		fl->fl_type = fl_type;  in v9fs_file_do_lock()
241 static int v9fs_file_getlock(struct file *filp, struct file_lock *fl)  in v9fs_file_getlock()  argument
250 	posix_test_lock(filp, fl);  in v9fs_file_getlock()
255 	if (fl->fl_type != F_UNLCK)  in v9fs_file_getlock()
261 	glock.start = fl->fl_start;  in v9fs_file_getlock()
262 	if (fl->fl_end == OFFSET_MAX)  in v9fs_file_getlock()
265 		glock.length = fl->fl_end - fl->fl_start + 1;  in v9fs_file_getlock()
266 	glock.proc_id = fl->fl_pid;  in v9fs_file_getlock()
275 		fl->fl_type = F_RDLCK;  in v9fs_file_getlock()
278 		fl->fl_type = F_WRLCK;  in v9fs_file_getlock()
281 		fl->fl_type = F_UNLCK;  in v9fs_file_getlock()
285 		fl->fl_start = glock.start;  in v9fs_file_getlock()
287 			fl->fl_end = OFFSET_MAX;  in v9fs_file_getlock()
289 			fl->fl_end = glock.start + glock.length - 1;  in v9fs_file_getlock()
290 		fl->fl_pid = -glock.proc_id;  in v9fs_file_getlock()
306 static int v9fs_file_lock_dotl(struct file *filp, int cmd, struct file_lock *fl)  in v9fs_file_lock_dotl()  argument
312 		 filp, cmd, fl, filp);  in v9fs_file_lock_dotl()
315 	if (__mandatory_lock(inode) && fl->fl_type != F_UNLCK)  in v9fs_file_lock_dotl()
318 	if ((IS_SETLK(cmd) || IS_SETLKW(cmd)) && fl->fl_type != F_UNLCK) {  in v9fs_file_lock_dotl()
324 		ret = v9fs_file_do_lock(filp, cmd, fl);  in v9fs_file_lock_dotl()
326 		ret = v9fs_file_getlock(filp, fl);  in v9fs_file_lock_dotl()
342 	struct file_lock *fl)  in v9fs_file_flock_dotl()  argument
348 		 filp, cmd, fl, filp);  in v9fs_file_flock_dotl()
351 	if (__mandatory_lock(inode) && fl->fl_type != F_UNLCK)  in v9fs_file_flock_dotl()
354 	if (!(fl->fl_flags & FL_FLOCK))  in v9fs_file_flock_dotl()
357 	if ((IS_SETLK(cmd) || IS_SETLKW(cmd)) && fl->fl_type != F_UNLCK) {  in v9fs_file_flock_dotl()
362 	fl->fl_flags |= FL_POSIX;  in v9fs_file_flock_dotl()
363 	fl->fl_flags ^= FL_FLOCK;  in v9fs_file_flock_dotl()
366 		ret = v9fs_file_do_lock(filp, cmd, fl);  in v9fs_file_flock_dotl()