733 		      struct ext4_xattr_block_find *bs)  in ext4_xattr_block_find()  argument
743 		bs->bh = sb_bread(sb, EXT4_I(inode)->i_file_acl);  in ext4_xattr_block_find()
745 		if (!bs->bh)  in ext4_xattr_block_find()
747 		ea_bdebug(bs->bh, "b_count=%d, refcount=%d",  in ext4_xattr_block_find()
748 			atomic_read(&(bs->bh->b_count)),  in ext4_xattr_block_find()
749 			le32_to_cpu(BHDR(bs->bh)->h_refcount));  in ext4_xattr_block_find()
750 		if (ext4_xattr_check_block(inode, bs->bh)) {  in ext4_xattr_block_find()
757 		bs->s.base = BHDR(bs->bh);  in ext4_xattr_block_find()
758 		bs->s.first = BFIRST(bs->bh);  in ext4_xattr_block_find()
759 		bs->s.end = bs->bh->b_data + bs->bh->b_size;  in ext4_xattr_block_find()
760 		bs->s.here = bs->s.first;  in ext4_xattr_block_find()
761 		error = ext4_xattr_find_entry(&bs->s.here, i->name_index,  in ext4_xattr_block_find()
762 					      i->name, bs->bh->b_size, 1);  in ext4_xattr_block_find()
765 		bs->s.not_found = error;  in ext4_xattr_block_find()
776 		     struct ext4_xattr_block_find *bs)  in ext4_xattr_block_set()  argument
780 	struct ext4_xattr_search *s = &bs->s;  in ext4_xattr_block_set()
790 		ce = mb_cache_entry_get(ext4_mb_cache, bs->bh->b_bdev,  in ext4_xattr_block_set()
791 					bs->bh->b_blocknr);  in ext4_xattr_block_set()
792 		BUFFER_TRACE(bs->bh, "get_write_access");  in ext4_xattr_block_set()
793 		error = ext4_journal_get_write_access(handle, bs->bh);  in ext4_xattr_block_set()
796 		lock_buffer(bs->bh);  in ext4_xattr_block_set()
803 			ea_bdebug(bs->bh, "modifying in-place");  in ext4_xattr_block_set()
810 					bs->bh);  in ext4_xattr_block_set()
812 			unlock_buffer(bs->bh);  in ext4_xattr_block_set()
818 								      bs->bh);  in ext4_xattr_block_set()
823 			int offset = (char *)s->here - bs->bh->b_data;  in ext4_xattr_block_set()
825 			unlock_buffer(bs->bh);  in ext4_xattr_block_set()
830 			ea_bdebug(bs->bh, "cloning");  in ext4_xattr_block_set()
831 			s->base = kmalloc(bs->bh->b_size, GFP_NOFS);  in ext4_xattr_block_set()
835 			memcpy(s->base, BHDR(bs->bh), bs->bh->b_size);  in ext4_xattr_block_set()
839 			s->end = s->base + bs->bh->b_size;  in ext4_xattr_block_set()
869 			if (new_bh == bs->bh)  in ext4_xattr_block_set()
896 		} else if (bs->bh && s->base == bs->bh->b_data) {  in ext4_xattr_block_set()
898 			ea_bdebug(bs->bh, "keeping this block");  in ext4_xattr_block_set()
899 			new_bh = bs->bh;  in ext4_xattr_block_set()
953 	if (bs->bh && bs->bh != new_bh)  in ext4_xattr_block_set()
954 		ext4_xattr_release_block(handle, inode, bs->bh);  in ext4_xattr_block_set()
961 	if (!(bs->bh && s->base == bs->bh->b_data))  in ext4_xattr_block_set()
1097 	struct ext4_xattr_block_find bs = {  in ext4_xattr_set_handle()  local
1125 		error = ext4_xattr_block_find(inode, &i, &bs);  in ext4_xattr_set_handle()
1128 	if (is.s.not_found && bs.s.not_found) {  in ext4_xattr_set_handle()
1143 		else if (!bs.s.not_found)  in ext4_xattr_set_handle()
1144 			error = ext4_xattr_block_set(handle, inode, &i, &bs);  in ext4_xattr_set_handle()
1147 		if (!error && !bs.s.not_found) {  in ext4_xattr_set_handle()
1149 			error = ext4_xattr_block_set(handle, inode, &i, &bs);  in ext4_xattr_set_handle()
1151 			if (EXT4_I(inode)->i_file_acl && !bs.s.base) {  in ext4_xattr_set_handle()
1152 				error = ext4_xattr_block_find(inode, &i, &bs);  in ext4_xattr_set_handle()
1156 			error = ext4_xattr_block_set(handle, inode, &i, &bs);  in ext4_xattr_set_handle()
1183 	brelse(bs.bh);  in ext4_xattr_set_handle()
1262 	struct ext4_xattr_block_find *bs = NULL;  in ext4_expand_extra_isize_ea()  local
1350 		bs = kzalloc(sizeof(struct ext4_xattr_block_find), GFP_NOFS);  in ext4_expand_extra_isize_ea()
1351 		if (!is || !bs) {  in ext4_expand_extra_isize_ea()
1357 		bs->s.not_found = -ENODATA;  in ext4_expand_extra_isize_ea()
1359 		bs->bh = NULL;  in ext4_expand_extra_isize_ea()
1387 					kfree(bs); bs = NULL;  in ext4_expand_extra_isize_ea()
1444 		error = ext4_xattr_block_find(inode, &i, bs);  in ext4_expand_extra_isize_ea()
1449 		error = ext4_xattr_block_set(handle, inode, &i, bs);  in ext4_expand_extra_isize_ea()
1458 		kfree(bs);  in ext4_expand_extra_isize_ea()
1470 	kfree(bs);  in ext4_expand_extra_isize_ea()