Chandan Rajendra
2014-Jul-24 11:50 UTC
[PATCH] Btrfs: btrfs_put_tree_mod_seq: Don't delete an entry whose seq number is min_seq.
The current code allows a tree mod log entry whose seq number is equal to
min_seq to be deleted. Fix this.
Signed-off-by: Chandan Rajendra <chandan@linux.vnet.ibm.com>
---
fs/btrfs/ctree.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index aeab453..49a0df6 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -428,7 +428,7 @@ void btrfs_put_tree_mod_seq(struct btrfs_fs_info *fs_info,
for (node = rb_first(tm_root); node; node = next) {
next = rb_next(node);
tm = container_of(node, struct tree_mod_elem, node);
- if (tm->seq > min_seq)
+ if (tm->seq >= min_seq)
continue;
rb_erase(node, tm_root);
kfree(tm);
--
1.8.3.1
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