148 static int __exfat_free_cluster(struct inode *inode, struct exfat_chain *p_chain)  in __exfat_free_cluster()  argument
157 	if (p_chain->dir == EXFAT_FREE_CLUSTER ||  in __exfat_free_cluster()
158 	    p_chain->dir == EXFAT_EOF_CLUSTER ||  in __exfat_free_cluster()
159 	    p_chain->dir < EXFAT_FIRST_CLUSTER)  in __exfat_free_cluster()
163 	if (p_chain->size == 0)  in __exfat_free_cluster()
167 	if (!is_valid_cluster(sbi, p_chain->dir)) {  in __exfat_free_cluster()
168 		exfat_err(sb, "invalid start cluster (%u)", p_chain->dir);  in __exfat_free_cluster()
172 	clu = p_chain->dir;  in __exfat_free_cluster()
177 	if (p_chain->flags == ALLOC_NO_FAT_CHAIN) {  in __exfat_free_cluster()
178 		unsigned int last_cluster = p_chain->dir + p_chain->size - 1;  in __exfat_free_cluster()
195 		} while (num_clusters < p_chain->size);  in __exfat_free_cluster()
227 int exfat_free_cluster(struct inode *inode, struct exfat_chain *p_chain)  in exfat_free_cluster()  argument
232 	ret = __exfat_free_cluster(inode, p_chain);  in exfat_free_cluster()
238 int exfat_find_last_cluster(struct super_block *sb, struct exfat_chain *p_chain,  in exfat_find_last_cluster()  argument
244 	next = p_chain->dir;  in exfat_find_last_cluster()
245 	if (p_chain->flags == ALLOC_NO_FAT_CHAIN) {  in exfat_find_last_cluster()
246 		*ret_clu = next + p_chain->size - 1;  in exfat_find_last_cluster()
257 	if (p_chain->size != count) {  in exfat_find_last_cluster()
260 			p_chain->size, count);  in exfat_find_last_cluster()
307 		struct exfat_chain *p_chain, bool sync_bmap)  in exfat_alloc_cluster()  argument
329 	hint_clu = p_chain->dir;  in exfat_alloc_cluster()
350 		if (p_chain->flags == ALLOC_NO_FAT_CHAIN) {  in exfat_alloc_cluster()
351 			if (exfat_chain_cont_cluster(sb, p_chain->dir,  in exfat_alloc_cluster()
356 			p_chain->flags = ALLOC_FAT_CHAIN;  in exfat_alloc_cluster()
360 	p_chain->dir = EXFAT_EOF_CLUSTER;  in exfat_alloc_cluster()
365 		    p_chain->flags == ALLOC_NO_FAT_CHAIN) {  in exfat_alloc_cluster()
366 			if (exfat_chain_cont_cluster(sb, p_chain->dir,  in exfat_alloc_cluster()
371 			p_chain->flags = ALLOC_FAT_CHAIN;  in exfat_alloc_cluster()
383 		if (p_chain->flags == ALLOC_FAT_CHAIN) {  in exfat_alloc_cluster()
390 		if (p_chain->dir == EXFAT_EOF_CLUSTER) {  in exfat_alloc_cluster()
391 			p_chain->dir = new_clu;  in exfat_alloc_cluster()
392 		} else if (p_chain->flags == ALLOC_FAT_CHAIN) {  in exfat_alloc_cluster()
404 			p_chain->size += num_clusters;  in exfat_alloc_cluster()
413 			if (p_chain->flags == ALLOC_NO_FAT_CHAIN) {  in exfat_alloc_cluster()
414 				if (exfat_chain_cont_cluster(sb, p_chain->dir,  in exfat_alloc_cluster()
419 				p_chain->flags = ALLOC_FAT_CHAIN;  in exfat_alloc_cluster()
425 		__exfat_free_cluster(inode, p_chain);  in exfat_alloc_cluster()
432 		struct exfat_chain *p_chain, unsigned int *ret_count)  in exfat_count_num_clusters()  argument
438 	if (!p_chain->dir || p_chain->dir == EXFAT_EOF_CLUSTER) {  in exfat_count_num_clusters()
443 	if (p_chain->flags == ALLOC_NO_FAT_CHAIN) {  in exfat_count_num_clusters()
444 		*ret_count = p_chain->size;  in exfat_count_num_clusters()
448 	clu = p_chain->dir;  in exfat_count_num_clusters()