fs/ocfs2/xattr.c

227 static int namevalue_size_xe(struct ocfs2_xattr_entry *xe)
229 	u64 value_len = le64_to_cpu(xe->xe_value_size);
232 	       ocfs2_xattr_is_local(xe));
233 	return namevalue_size(xe->xe_name_len, value_len);
566 static int ocfs2_xe_entry_usage(struct ocfs2_xattr_entry *xe)
568 	return namevalue_size_xe(xe) +
3042 	struct ocfs2_xattr_entry *xe = NULL;
3072 		xe = xis->here;
3073 		name_offset = le16_to_cpu(xe->xe_name_offset);
3074 		name_len = OCFS2_XATTR_SIZE(xe->xe_name_len);
3080 		xe = xbs->here;
3081 		name_offset = le16_to_cpu(xe->xe_name_offset);
3082 		name_len = OCFS2_XATTR_SIZE(xe->xe_name_len);
3107 		if (!ocfs2_xattr_is_local(xe))
3114 	value_size = le64_to_cpu(xe->xe_value_size);
3118 		 * In xattr set, we always try to set the xe in inode first,
3127 			if (!ocfs2_xattr_is_local(xe))
3139 		if (!ocfs2_xattr_is_local(xe)) {
3166 		if ((ocfs2_xattr_is_local(xe) &&
3168 		    (!ocfs2_xattr_is_local(xe) &&
3753 	struct ocfs2_xattr_entry *xe = NULL;
3761 		xe = &xh->xh_entries[i];
3763 		if (name_hash > le32_to_cpu(xe->xe_name_hash))
3765 		else if (name_hash < le32_to_cpu(xe->xe_name_hash))
3768 		cmp = name_index - ocfs2_xattr_get_type(xe);
3770 			cmp = name_len - xe->xe_name_len;
3817 	struct ocfs2_xattr_entry *xe = NULL;
3851 		xe = &xh->xh_entries[0];
3852 		if (name_hash < le32_to_cpu(xe->xe_name_hash)) {
3863 			xe = &xh->xh_entries[le16_to_cpu(xh->xh_count) - 1];
3868 		if (name_hash > le32_to_cpu(xe->xe_name_hash)) {
4185 	struct ocfs2_xattr_entry *xe;
4207 	xe = &xb_xh->xh_entries[count - 1];
4208 	offset = le16_to_cpu(xe->xe_name_offset) + off_change;
4226 	/* Change the xe offset for all the xe because of the move. */
4240  * update ocfs2_xattr_search to the new xe and base.
4390 	struct ocfs2_xattr_entry *xe;
4433 	xe = xh->xh_entries;
4435 	for (i = 0; i < le16_to_cpu(xh->xh_count); i++, xe++) {
4436 		offset = le16_to_cpu(xe->xe_name_offset);
4437 		len = namevalue_size_xe(xe);
4451 			xe->xe_name_offset = cpu_to_le16(end - len);
4499  * first_hash will be set as the 1st xe's name_hash in the new extent.
4630 	struct ocfs2_xattr_entry *xe;
4686 		xe = &xh->xh_entries[start-1];
4698 		xh->xh_entries[0].xe_name_hash = xe->xe_name_hash;
4717 		xe = &xh->xh_entries[i];
4718 		name_value_len += namevalue_size_xe(xe);
4719 		if (le16_to_cpu(xe->xe_name_offset) < name_offset)
4720 			name_offset = le16_to_cpu(xe->xe_name_offset);
4731 	xe = &xh->xh_entries[start];
4734 			(int)((char *)xe - (char *)xh),
4736 	memmove((char *)xh->xh_entries, (char *)xe, len);
4737 	xe = &xh->xh_entries[count - start];
4739 	memset((char *)xe, 0, len);
4747 		xe = &xh->xh_entries[i];
4748 		if (le16_to_cpu(xe->xe_name_offset) <
4750 			xh->xh_free_start = xe->xe_name_offset;
5346  * Copy the new updated xe and xe_value_root to new_xe and new_xv if needed.
5356 	struct ocfs2_xattr_entry *xe;
5363 	xe = &xh->xh_entries[xe_off];
5365 	BUG_ON(!xe || ocfs2_xattr_is_local(xe));
5367 	offset = le16_to_cpu(xe->xe_name_offset) +
5368 		 OCFS2_XATTR_SIZE(xe->xe_name_len);
5403 	xe->xe_value_size = cpu_to_le64(len);
5654 	struct ocfs2_xattr_entry *xe;
5666 		xe = &xh->xh_entries[i];
5667 		if (ocfs2_xattr_is_local(xe))
5764 	struct ocfs2_xattr_entry *xe;
5777 		xe = xis->here;
5778 		name_offset = le16_to_cpu(xe->xe_name_offset);
5779 		name_len = OCFS2_XATTR_SIZE(xe->xe_name_len);
5786 		xe = xbs->here;
5787 		name_offset = le16_to_cpu(xe->xe_name_offset);
5788 		name_len = OCFS2_XATTR_SIZE(xe->xe_name_len);
5820 	if (ocfs2_xattr_is_local(xe))
5939 	struct ocfs2_xattr_entry *xe;
5945 		xe = &header->xh_entries[i];
5947 		if (ocfs2_xattr_is_local(xe))
5951 			le16_to_cpu(xe->xe_name_offset) +
5952 			OCFS2_XATTR_SIZE(xe->xe_name_len));
6002 	struct ocfs2_xattr_entry *xe = &xh->xh_entries[offset];
6018 			 OCFS2_XATTR_SIZE(xe->xe_name_len));
6040 	struct ocfs2_xattr_entry *xe;
6059 		xe = &xh->xh_entries[i];
6061 		if (ocfs2_xattr_is_local(xe))
6174 typedef int (should_xattr_reflinked)(struct ocfs2_xattr_entry *xe);
6191  * Given a xattr header and xe offset,
6218 	struct ocfs2_xattr_entry *xe;
6221 		xe = &xh->xh_entries[i];
6222 		if (ocfs2_xattr_is_local(xe))
6260 	struct ocfs2_xattr_entry *xe = &xh->xh_entries[offset];
6263 		le16_to_cpu(xe->xe_name_offset) +
6264 		OCFS2_XATTR_SIZE(xe->xe_name_len));
6329  * If args.xattr_reflinked is set, call it to decide whether the xe should
6346 	struct ocfs2_xattr_entry *xe, *last;
6357 		xe = &xh->xh_entries[i];
6359 		if (args->xattr_reflinked && !args->xattr_reflinked(xe)) {
6360 			xe = &new_xh->xh_entries[j];
6364 				memmove(xe, xe + 1,
6365 					(void *)last - (void *)xe);
6378 		if (ocfs2_xattr_is_local(xe))
7115 static int ocfs2_reflink_xattr_no_security(struct ocfs2_xattr_entry *xe)
7117 	int type = ocfs2_xattr_get_type(xe);