Cross Reference: /src/external/gpl2/lvm2/dist/daemons/clvmd/lvm-functions.c

Lines Matching defs:resource
165 static struct lv_info *lookup_info(const char *resource)
170 	lvi = dm_hash_lookup(lv_hash, resource);
176 static void insert_info(const char *resource, struct lv_info *lvi)
179 	dm_hash_insert(lv_hash, resource, lvi);
183 static void remove_info(const char *resource)
186 	dm_hash_remove(lv_hash, resource);
193 static int get_current_lock(char *resource)
197 	if ((lvi = lookup_info(resource)))
217 	char *resource;
224 		resource = dm_hash_get_key(lv_hash, v);
226 		if ((status = sync_unlock(resource, lvi->lock_id)))
239 int hold_lock(char *resource, int mode, int flags)
248 	lvi = lookup_info(resource);
258 		    sync_lock(resource, mode, flags, &lvi->lock_id);
274 		status = sync_lock(resource, mode, flags, &lvi->lock_id);
281 			insert_info(resource, lvi);
289 int hold_unlock(char *resource)
295 	if (!(lvi = lookup_info(resource))) {
300 	status = sync_unlock(resource, lvi->lock_id);
303 		remove_info(resource);
321 static int do_activate_lv(char *resource, unsigned char lock_flags, int mode)
330 	oldmode = get_current_lock(resource);
336 	if (!lv_activation_filter(cmd, resource, &activate_lv))
350 		status = hold_lock(resource, mode, LKF_NOQUEUE | (lock_flags & LCK_CONVERT?LKF_CONVERT:0));
365 	if (!lv_info_by_lvid(cmd, resource, &lvi, 0, 0))
369 		if (!lv_resume(cmd, resource))
373 	if (!lv_activate(cmd, resource, exclusive))
380 static int do_resume_lv(char *resource)
385 	oldmode = get_current_lock(resource);
391 	if (!lv_resume_if_active(cmd, resource))
398 static int do_suspend_lv(char *resource)
404 	oldmode = get_current_lock(resource);
411 	if (!lv_info_by_lvid(cmd, resource, &lvi, 0, 0))
415 		if (!lv_suspend_if_active(cmd, resource)) {
422 static int do_deactivate_lv(char *resource, unsigned char lock_flags)
428 	oldmode = get_current_lock(resource);
434 	if (!lv_deactivate(cmd, resource))
438 		status = hold_unlock(resource);
446 const char *do_lock_query(char *resource)
451 	mode = get_current_lock(resource);
461 	DEBUGLOG("do_lock_query: resource '%s', mode %i (%s)\n", resource, mode, type ?: "?");
468 int do_lock_lv(unsigned char command, unsigned char lock_flags, char *resource)
472 	DEBUGLOG("do_lock_lv: resource '%s', cmd = %s, flags = %s\n",
473 		 resource, decode_locking_cmd(command), decode_flags(lock_flags));
494 		status = do_activate_lv(resource, lock_flags, LKM_EXMODE);
498 		status = do_suspend_lv(resource);
505 		status = do_resume_lv(resource);
511 		status = do_activate_lv(resource, lock_flags, LKM_CRMODE);
515 		status = do_deactivate_lv(resource, lock_flags);
541 int pre_lock_lv(unsigned char command, unsigned char lock_flags, char *resource)
548 		DEBUGLOG("pre_lock_lv: resource '%s', cmd = %s, flags = %s\n",
549 			 resource, decode_locking_cmd(command), decode_flags(lock_flags));
551 		if (hold_lock(resource, LKM_PWMODE, LKF_NOQUEUE| (lock_flags & LCK_CONVERT?LKF_CONVERT:0)))
559 		 char *resource)
568 		    ("post_lock_lv: resource '%s', cmd = %s, flags = %s\n",
569 		     resource, decode_locking_cmd(command), decode_flags(lock_flags));
572 		oldmode = get_current_lock(resource);
577 			status = lv_info_by_lvid(cmd, resource, &lvi, 0, 0);
583 				if (hold_lock(resource, LKM_CRMODE, lock_flags & LCK_CONVERT?LKF_CONVERT:0))
586 				if (hold_unlock(resource))
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