36 	struct exfat_entry_set_cache es;  in exfat_get_uniname_from_ext_entry()  local
39 	err = exfat_get_dentry_set(&es, sb, p_dir, entry, ES_ALL_ENTRIES);  in exfat_get_uniname_from_ext_entry()
49 	for (i = ES_IDX_FIRST_FILENAME; i < es.num_entries; i++) {  in exfat_get_uniname_from_ext_entry()
50 		struct exfat_dentry *ep = exfat_get_dentry_cached(&es, i);  in exfat_get_uniname_from_ext_entry()
63 	exfat_put_dentry_set(&es, false);  in exfat_get_uniname_from_ext_entry()
434 void exfat_init_dir_entry(struct exfat_entry_set_cache *es,  in exfat_init_dir_entry()  argument
438 	struct super_block *sb = es->sb;  in exfat_init_dir_entry()
442 	ep = exfat_get_dentry_cached(es, ES_IDX_FILE);  in exfat_init_dir_entry()
461 	ep = exfat_get_dentry_cached(es, ES_IDX_STREAM);  in exfat_init_dir_entry()
484 void exfat_init_ext_entry(struct exfat_entry_set_cache *es, int num_entries,  in exfat_init_ext_entry()  argument
491 	ep = exfat_get_dentry_cached(es, ES_IDX_FILE);  in exfat_init_ext_entry()
494 	ep = exfat_get_dentry_cached(es, ES_IDX_STREAM);  in exfat_init_ext_entry()
499 		ep = exfat_get_dentry_cached(es, i);  in exfat_init_ext_entry()
504 	exfat_update_dir_chksum(es);  in exfat_init_ext_entry()
507 void exfat_remove_entries(struct inode *inode, struct exfat_entry_set_cache *es,  in exfat_remove_entries()  argument
513 	for (i = order; i < es->num_entries; i++) {  in exfat_remove_entries()
514 		ep = exfat_get_dentry_cached(es, i);  in exfat_remove_entries()
522 	if (order < es->num_entries)  in exfat_remove_entries()
523 		es->modified = true;  in exfat_remove_entries()
526 void exfat_update_dir_chksum(struct exfat_entry_set_cache *es)  in exfat_update_dir_chksum()  argument
532 	for (i = ES_IDX_FILE; i < es->num_entries; i++) {  in exfat_update_dir_chksum()
533 		ep = exfat_get_dentry_cached(es, i);  in exfat_update_dir_chksum()
538 	ep = exfat_get_dentry_cached(es, ES_IDX_FILE);  in exfat_update_dir_chksum()
540 	es->modified = true;  in exfat_update_dir_chksum()
543 int exfat_put_dentry_set(struct exfat_entry_set_cache *es, int sync)  in exfat_put_dentry_set()  argument
547 	if (es->modified)  in exfat_put_dentry_set()
548 		err = exfat_update_bhs(es->bh, es->num_bh, sync);  in exfat_put_dentry_set()
550 	for (i = 0; i < es->num_bh; i++)  in exfat_put_dentry_set()
552 			bforget(es->bh[i]);  in exfat_put_dentry_set()
554 			brelse(es->bh[i]);  in exfat_put_dentry_set()
556 	if (IS_DYNAMIC_ES(es))  in exfat_put_dentry_set()
557 		kfree(es->bh);  in exfat_put_dentry_set()
729 	struct exfat_entry_set_cache *es, int num)  in exfat_get_dentry_cached()  argument
731 	int off = es->start_off + num * DENTRY_SIZE;  in exfat_get_dentry_cached()
732 	struct buffer_head *bh = es->bh[EXFAT_B_TO_BLK(off, es->sb)];  in exfat_get_dentry_cached()
733 	char *p = bh->b_data + EXFAT_BLK_OFFSET(off, es->sb);  in exfat_get_dentry_cached()
757 static int __exfat_get_dentry_set(struct exfat_entry_set_cache *es,  in __exfat_get_dentry_set()  argument
776 	memset(es, 0, sizeof(*es));  in __exfat_get_dentry_set()
777 	es->sb = sb;  in __exfat_get_dentry_set()
778 	es->modified = false;  in __exfat_get_dentry_set()
779 	es->start_off = off;  in __exfat_get_dentry_set()
780 	es->bh = es->__bh;  in __exfat_get_dentry_set()
785 	es->bh[es->num_bh++] = bh;  in __exfat_get_dentry_set()
790 		ep = exfat_get_dentry_cached(es, ES_IDX_FILE);  in __exfat_get_dentry_set()
799 	es->num_entries = num_entries;  in __exfat_get_dentry_set()
802 	if (num_bh > ARRAY_SIZE(es->__bh)) {  in __exfat_get_dentry_set()
803 		es->bh = kmalloc_array(num_bh, sizeof(*es->bh), GFP_NOFS);  in __exfat_get_dentry_set()
804 		if (!es->bh) {  in __exfat_get_dentry_set()
808 		es->bh[0] = bh;  in __exfat_get_dentry_set()
828 		es->bh[es->num_bh++] = bh;  in __exfat_get_dentry_set()
834 	exfat_put_dentry_set(es, false);  in __exfat_get_dentry_set()
838 int exfat_get_dentry_set(struct exfat_entry_set_cache *es,  in exfat_get_dentry_set()  argument
846 	ret = __exfat_get_dentry_set(es, sb, p_dir, entry, num_entries);  in exfat_get_dentry_set()
851 	for (i = ES_IDX_STREAM; i < es->num_entries; i++) {  in exfat_get_dentry_set()
852 		ep = exfat_get_dentry_cached(es, i);  in exfat_get_dentry_set()
859 	exfat_put_dentry_set(es, false);  in exfat_get_dentry_set()
863 static int exfat_validate_empty_dentry_set(struct exfat_entry_set_cache *es)  in exfat_validate_empty_dentry_set()  argument
876 	for (i = 0; i < es->num_entries; i++) {  in exfat_validate_empty_dentry_set()
877 		ep = exfat_get_dentry_cached(es, i);  in exfat_validate_empty_dentry_set()
891 	off = es->start_off + (i << DENTRY_SIZE_BITS);  in exfat_validate_empty_dentry_set()
892 	bh = es->bh[EXFAT_B_TO_BLK(off, es->sb)];  in exfat_validate_empty_dentry_set()
894 	exfat_fs_error(es->sb,  in exfat_validate_empty_dentry_set()
901 	es->num_entries = EXFAT_B_TO_DEN(EXFAT_BLK_TO_B(es->num_bh, es->sb) - es->start_off);  in exfat_validate_empty_dentry_set()
902 	for (; i < es->num_entries; i++) {  in exfat_validate_empty_dentry_set()
903 		ep = exfat_get_dentry_cached(es, i);  in exfat_validate_empty_dentry_set()
925 int exfat_get_empty_dentry_set(struct exfat_entry_set_cache *es,  in exfat_get_empty_dentry_set()  argument
931 	ret = __exfat_get_dentry_set(es, sb, p_dir, entry, num_entries);  in exfat_get_empty_dentry_set()
935 	ret = exfat_validate_empty_dentry_set(es);  in exfat_get_empty_dentry_set()
937 		exfat_put_dentry_set(es, false);  in exfat_get_empty_dentry_set()
1254 		struct exfat_entry_set_cache *es)  in exfat_get_volume_label_dentry()  argument
1294 			memset(es, 0, sizeof(*es));  in exfat_get_volume_label_dentry()
1295 			es->sb = sb;  in exfat_get_volume_label_dentry()
1296 			es->bh = es->__bh;  in exfat_get_volume_label_dentry()
1297 			es->bh[0] = bh;  in exfat_get_volume_label_dentry()
1298 			es->num_bh = 1;  in exfat_get_volume_label_dentry()
1299 			es->start_off = EXFAT_DEN_TO_B(i) % sb->s_blocksize;  in exfat_get_volume_label_dentry()
1324 	struct exfat_entry_set_cache es;  in exfat_read_volume_label()  local
1330 	ret = exfat_get_volume_label_dentry(sb, &es);  in exfat_read_volume_label()
1342 	ep = exfat_get_dentry_cached(&es, 0);  in exfat_read_volume_label()
1346 		exfat_put_dentry_set(&es, false);  in exfat_read_volume_label()
1353 	exfat_put_dentry_set(&es, false);  in exfat_read_volume_label()
1365 	struct exfat_entry_set_cache es;  in exfat_write_volume_label()  local
1374 	ret = exfat_get_volume_label_dentry(sb, &es);  in exfat_write_volume_label()
1382 		ret = exfat_find_empty_entry(root_inode, &clu, 1, &es);  in exfat_write_volume_label()
1388 	ep = exfat_get_dentry_cached(&es, 0);  in exfat_write_volume_label()
1392 		exfat_put_dentry_set(&es, 0);  in exfat_write_volume_label()
1404 	es.modified = true;  in exfat_write_volume_label()
1406 	ret = exfat_put_dentry_set(&es, IS_DIRSYNC(root_inode));  in exfat_write_volume_label()