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| author | Liam Howlett <liam.howlett@oracle.com> | 2022-11-07 16:39:02 +0000 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2022-11-08 15:57:25 -0800 |
| commit | 7dc5ba6254bb242a9f45e43549171a2d84d25e6a (patch) | |
| tree | 8bbbb014e1b1281e418b2c26ad51a6fcda86377b | |
| parent | 9bbba5633488ee3e2903647c3484c4390ff39ea7 (diff) | |
| download | linux-7dc5ba6254bb242a9f45e43549171a2d84d25e6a.tar.gz linux-7dc5ba6254bb242a9f45e43549171a2d84d25e6a.tar.bz2 linux-7dc5ba6254bb242a9f45e43549171a2d84d25e6a.zip | |
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.com
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
| -rw-r--r-- | lib/maple_tree.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/lib/maple_tree.c b/lib/maple_tree.c index 59d0cebc774b..df352f6ccc24 100644 --- a/lib/maple_tree.c +++ b/lib/maple_tree.c @@ -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); |