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radix tree: Remove radix_tree_clear_tags

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The page cache was the only user of this interface and it has now
been converted to the XArray.  Transform the test into a test of
xas_init_marks().

Signed-off-by: Matthew Wilcox <willy@infradead.org>
This commit is contained in:
Matthew Wilcox 2018-04-09 16:52:21 -04:00
parent 8cf2f98411
commit adb9d9c4cc
4 changed files with 40 additions and 44 deletions
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13
lib/radix-tree.c
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@ -1670,19 +1670,6 @@ void *radix_tree_delete(struct radix_tree_root *root, unsigned long index)
}
EXPORT_SYMBOL(radix_tree_delete);
void radix_tree_clear_tags(struct radix_tree_root *root,
struct radix_tree_node *node,
void __rcu **slot)
{
if (node) {
unsigned int tag, offset = get_slot_offset(node, slot);
for (tag = 0; tag < RADIX_TREE_MAX_TAGS; tag++)
node_tag_clear(root, node, tag, offset);
} else {
root_tag_clear_all(root);
}
}
/**
* radix_tree_tagged - test whether any items in the tree are tagged
* @root: radix tree root