155 static int __exfat_free_cluster(struct inode *inode, struct exfat_chain *p_chain)  in __exfat_free_cluster()  argument
164 	if (p_chain->dir == EXFAT_FREE_CLUSTER ||  in __exfat_free_cluster()
165 	    p_chain->dir == EXFAT_EOF_CLUSTER ||  in __exfat_free_cluster()
166 	    p_chain->dir < EXFAT_FIRST_CLUSTER)  in __exfat_free_cluster()
170 	if (p_chain->size == 0)  in __exfat_free_cluster()
174 	if (!is_valid_cluster(sbi, p_chain->dir)) {  in __exfat_free_cluster()
175 		exfat_err(sb, "invalid start cluster (%u)", p_chain->dir);  in __exfat_free_cluster()
179 	clu = p_chain->dir;  in __exfat_free_cluster()
184 	if (p_chain->flags == ALLOC_NO_FAT_CHAIN) {  in __exfat_free_cluster()
185 		unsigned int last_cluster = p_chain->dir + p_chain->size - 1;  in __exfat_free_cluster()
202 		} while (num_clusters < p_chain->size);  in __exfat_free_cluster()
234 int exfat_free_cluster(struct inode *inode, struct exfat_chain *p_chain)  in exfat_free_cluster()  argument
239 	ret = __exfat_free_cluster(inode, p_chain);  in exfat_free_cluster()
245 int exfat_find_last_cluster(struct super_block *sb, struct exfat_chain *p_chain,  in exfat_find_last_cluster()  argument
251 	next = p_chain->dir;  in exfat_find_last_cluster()
252 	if (p_chain->flags == ALLOC_NO_FAT_CHAIN) {  in exfat_find_last_cluster()
253 		*ret_clu = next + p_chain->size - 1;  in exfat_find_last_cluster()
264 	if (p_chain->size != count) {  in exfat_find_last_cluster()
267 			p_chain->size, count);  in exfat_find_last_cluster()
323 		struct exfat_chain *p_chain, bool sync_bmap)  in exfat_alloc_cluster()  argument
345 	hint_clu = p_chain->dir;  in exfat_alloc_cluster()
366 		if (p_chain->flags == ALLOC_NO_FAT_CHAIN) {  in exfat_alloc_cluster()
367 			if (exfat_chain_cont_cluster(sb, p_chain->dir,  in exfat_alloc_cluster()
372 			p_chain->flags = ALLOC_FAT_CHAIN;  in exfat_alloc_cluster()
376 	p_chain->dir = EXFAT_EOF_CLUSTER;  in exfat_alloc_cluster()
381 		    p_chain->flags == ALLOC_NO_FAT_CHAIN) {  in exfat_alloc_cluster()
382 			if (exfat_chain_cont_cluster(sb, p_chain->dir,  in exfat_alloc_cluster()
387 			p_chain->flags = ALLOC_FAT_CHAIN;  in exfat_alloc_cluster()
399 		if (p_chain->flags == ALLOC_FAT_CHAIN) {  in exfat_alloc_cluster()
406 		if (p_chain->dir == EXFAT_EOF_CLUSTER) {  in exfat_alloc_cluster()
407 			p_chain->dir = new_clu;  in exfat_alloc_cluster()
408 		} else if (p_chain->flags == ALLOC_FAT_CHAIN) {  in exfat_alloc_cluster()
420 			p_chain->size += num_clusters;  in exfat_alloc_cluster()
429 			if (p_chain->flags == ALLOC_NO_FAT_CHAIN) {  in exfat_alloc_cluster()
430 				if (exfat_chain_cont_cluster(sb, p_chain->dir,  in exfat_alloc_cluster()
435 				p_chain->flags = ALLOC_FAT_CHAIN;  in exfat_alloc_cluster()
441 		__exfat_free_cluster(inode, p_chain);  in exfat_alloc_cluster()
448 		struct exfat_chain *p_chain, unsigned int *ret_count)  in exfat_count_num_clusters()  argument
454 	if (!p_chain->dir || p_chain->dir == EXFAT_EOF_CLUSTER) {  in exfat_count_num_clusters()
459 	if (p_chain->flags == ALLOC_NO_FAT_CHAIN) {  in exfat_count_num_clusters()
460 		*ret_count = p_chain->size;  in exfat_count_num_clusters()
464 	clu = p_chain->dir;  in exfat_count_num_clusters()