35 	struct dlm_plock_info info;  member
40 static inline void set_version(struct dlm_plock_info *info)  in set_version()  argument
42 	info->version[0] = DLM_PLOCK_VERSION_MAJOR;  in set_version()
43 	info->version[1] = DLM_PLOCK_VERSION_MINOR;  in set_version()
44 	info->version[2] = DLM_PLOCK_VERSION_PATCH;  in set_version()
47 static int check_version(struct dlm_plock_info *info)  in check_version()  argument
49 	if ((DLM_PLOCK_VERSION_MAJOR != info->version[0]) ||  in check_version()
50 	    (DLM_PLOCK_VERSION_MINOR < info->version[1])) {  in check_version()
56 			  info->version[0],  in check_version()
57 			  info->version[1],  in check_version()
58 			  info->version[2]);  in check_version()
72 	set_version(&op->info);  in send_op()
86 static void do_unlock_close(const struct dlm_plock_info *info)  in do_unlock_close()  argument
94 	op->info.optype		= DLM_PLOCK_OP_UNLOCK;  in do_unlock_close()
95 	op->info.pid		= info->pid;  in do_unlock_close()
96 	op->info.fsid		= info->fsid;  in do_unlock_close()
97 	op->info.number		= info->number;  in do_unlock_close()
98 	op->info.start		= 0;  in do_unlock_close()
99 	op->info.end		= OFFSET_MAX;  in do_unlock_close()
100 	op->info.owner		= info->owner;  in do_unlock_close()
102 	op->info.flags |= DLM_PLOCK_FL_CLOSE;  in do_unlock_close()
124 	op->info.optype		= DLM_PLOCK_OP_LOCK;  in dlm_posix_lock()
125 	op->info.pid		= fl->fl_pid;  in dlm_posix_lock()
126 	op->info.ex		= (fl->fl_type == F_WRLCK);  in dlm_posix_lock()
127 	op->info.wait		= IS_SETLKW(cmd);  in dlm_posix_lock()
128 	op->info.fsid		= ls->ls_global_id;  in dlm_posix_lock()
129 	op->info.number		= number;  in dlm_posix_lock()
130 	op->info.start		= fl->fl_start;  in dlm_posix_lock()
131 	op->info.end		= fl->fl_end;  in dlm_posix_lock()
143 		op->info.owner	= (__u64) fl->fl_pid;  in dlm_posix_lock()
156 		op->info.owner	= (__u64)(long) fl->fl_owner;  in dlm_posix_lock()
168 			  (unsigned long long)number, op->info.pid);  in dlm_posix_lock()
170 		do_unlock_close(&op->info);  in dlm_posix_lock()
182 	rv = op->info.rv;  in dlm_posix_lock()
210 			  (unsigned long long)op->info.number);  in dlm_plock_callback()
221 	if (op->info.rv) {  in dlm_plock_callback()
222 		notify(fl, op->info.rv);  in dlm_plock_callback()
238 			  (unsigned long long)op->info.number, file, fl);  in dlm_plock_callback()
285 	op->info.optype		= DLM_PLOCK_OP_UNLOCK;  in dlm_posix_unlock()
286 	op->info.pid		= fl->fl_pid;  in dlm_posix_unlock()
287 	op->info.fsid		= ls->ls_global_id;  in dlm_posix_unlock()
288 	op->info.number		= number;  in dlm_posix_unlock()
289 	op->info.start		= fl->fl_start;  in dlm_posix_unlock()
290 	op->info.end		= fl->fl_end;  in dlm_posix_unlock()
292 		op->info.owner	= (__u64) fl->fl_pid;  in dlm_posix_unlock()
294 		op->info.owner	= (__u64)(long) fl->fl_owner;  in dlm_posix_unlock()
297 		op->info.flags |= DLM_PLOCK_FL_CLOSE;  in dlm_posix_unlock()
314 	rv = op->info.rv;  in dlm_posix_unlock()
345 	op->info.optype		= DLM_PLOCK_OP_GET;  in dlm_posix_get()
346 	op->info.pid		= fl->fl_pid;  in dlm_posix_get()
347 	op->info.ex		= (fl->fl_type == F_WRLCK);  in dlm_posix_get()
348 	op->info.fsid		= ls->ls_global_id;  in dlm_posix_get()
349 	op->info.number		= number;  in dlm_posix_get()
350 	op->info.start		= fl->fl_start;  in dlm_posix_get()
351 	op->info.end		= fl->fl_end;  in dlm_posix_get()
353 		op->info.owner	= (__u64) fl->fl_pid;  in dlm_posix_get()
355 		op->info.owner	= (__u64)(long) fl->fl_owner;  in dlm_posix_get()
371 	rv = op->info.rv;  in dlm_posix_get()
378 		fl->fl_type = (op->info.ex) ? F_WRLCK : F_RDLCK;  in dlm_posix_get()
380 		fl->fl_pid = op->info.pid;  in dlm_posix_get()
381 		if (op->info.nodeid != dlm_our_nodeid())  in dlm_posix_get()
383 		fl->fl_start = op->info.start;  in dlm_posix_get()
384 		fl->fl_end = op->info.end;  in dlm_posix_get()
399 	struct dlm_plock_info info;  in dev_read()  local
402 	if (count < sizeof(info))  in dev_read()
408 		if (op->info.flags & DLM_PLOCK_FL_CLOSE)  in dev_read()
412 		memcpy(&info, &op->info, sizeof(info));  in dev_read()
423 	if (op->info.flags & DLM_PLOCK_FL_CLOSE)  in dev_read()
426 	if (copy_to_user(u, &info, sizeof(info)))  in dev_read()
428 	return sizeof(info);  in dev_read()
437 	struct dlm_plock_info info;  in dev_write()  local
440 	if (count != sizeof(info))  in dev_write()
443 	if (copy_from_user(&info, u, sizeof(info)))  in dev_write()
446 	if (check_version(&info))  in dev_write()
456 	if (info.wait) {  in dev_write()
458 			if (iter->info.fsid == info.fsid &&  in dev_write()
459 			    iter->info.number == info.number &&  in dev_write()
460 			    iter->info.owner == info.owner &&  in dev_write()
461 			    iter->info.pid == info.pid &&  in dev_write()
462 			    iter->info.start == info.start &&  in dev_write()
463 			    iter->info.end == info.end &&  in dev_write()
464 			    iter->info.ex == info.ex &&  in dev_write()
465 			    iter->info.wait) {  in dev_write()
472 			if (!iter->info.wait &&  in dev_write()
473 			    iter->info.fsid == info.fsid) {  in dev_write()
482 		if (info.wait)  in dev_write()
483 			WARN_ON(op->info.optype != DLM_PLOCK_OP_LOCK);  in dev_write()
485 			WARN_ON(op->info.number != info.number ||  in dev_write()
486 				op->info.owner != info.owner ||  in dev_write()
487 				op->info.optype != info.optype);  in dev_write()
490 		memcpy(&op->info, &info, sizeof(info));  in dev_write()
505 			  info.fsid, (unsigned long long)info.number);  in dev_write()