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.TH "RADIX_TREE_TAG_CLEAR" "9" "09 October 2005" "" ""

.SH NAME
radix_tree_tag_clear \- clear a tag on a radix tree node
.SH SYNOPSIS
"SYNOPSIS"
.sp
\fB
.sp
void * radix_tree_tag_clear  (struct radix_tree_root * \fIroot\fB, unsigned long \fIindex\fB, int \fItag\fB);
\fR
.SH "ARGUMENTS"
.TP
\fB\fIroot\fB\fR
radix tree root
.TP
\fB\fIindex\fB\fR
index key
.TP
\fB\fItag\fB\fR
tag index
.SH "DESCRIPTION"
.PP
Clear the search tag corresponging to \fIindex\fR in the radix tree.  If
this causes the leaf node to have no tags set then clear the tag in the
next-to-leaf node, etc.
.PP
Returns the address of the tagged item on success, else NULL.  ie:
has the same return value and semantics as \fBradix_tree_lookup\fR\&.