Commit 7dc5ba62 authored by Liam Howlett's avatar Liam Howlett Committed by Andrew Morton

maple_tree: don't set a new maximum on the node when not reusing nodes

In RCU mode, the node limits were being updated to the last pivot which
may not be correct and would cause the metadata to be set when it
shouldn't.  Fix this by not setting a new limit in this case.

Link: https://lkml.kernel.org/r/20221107163857.867377-1-Liam.Howlett@oracle.comSigned-off-by: default avatarLiam R. Howlett <Liam.Howlett@oracle.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 9bbba563
......@@ -3603,8 +3603,7 @@ static inline int mas_commit_b_node(struct ma_wr_state *wr_mas,
node = mas_pop_node(wr_mas->mas);
node->parent = mas_mn(wr_mas->mas)->parent;
wr_mas->mas->node = mt_mk_node(node, b_type);
mab_mas_cp(b_node, 0, b_end, wr_mas->mas, true);
mab_mas_cp(b_node, 0, b_end, wr_mas->mas, false);
mas_replace(wr_mas->mas, false);
reuse_node:
mas_update_gap(wr_mas->mas);
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment