Since commit 7e934cf5ace1 "xarray: Fix early termination of
xas_for_each_marked" the comment is no longer relevant since
xas_for_each_marked() can cope with marked NULL entries. Remove the
comment.
Signed-off-by: Jan Kara <jack@xxxxxxx>
---
lib/xarray.c | 7 -------
1 file changed, 7 deletions(-)
diff --git a/lib/xarray.c b/lib/xarray.c
index e9e641d3c0c3..dae68dd13a02 100644
--- a/lib/xarray.c
+++ b/lib/xarray.c
@@ -803,13 +803,6 @@ void *xas_store(struct xa_state *xas, void *entry)
xas_init_marks(xas);
for (;;) {
- /*
- * Must clear the marks before setting the entry to NULL,
- * otherwise xas_for_each_marked may find a NULL entry and
- * stop early. rcu_assign_pointer contains a release barrier
- * so the mark clearing will appear to happen before the
- * entry is set to NULL.
- */
rcu_assign_pointer(*slot, entry);
if (xa_is_node(next) && (!node || node->shift))
xas_free_nodes(xas, xa_to_node(next));
--
2.16.4
