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authorDavid S. Miller <davem@davemloft.net>2021-03-25 15:31:22 -0700
committerDavid S. Miller <davem@davemloft.net>2021-03-25 15:31:22 -0700
commitefd13b71a3fa31413f8d15342e01d44b60b0a432 (patch)
tree2ed1b299e25538c5a60485a1047507b49d3e0ecf /fs/btrfs/ctree.c
parent84c7f6c33f42a12eb036ebf0f0e3670799304120 (diff)
parent002322402dafd846c424ffa9240a937f49b48c42 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'fs/btrfs/ctree.c')
-rw-r--r--fs/btrfs/ctree.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index d56730a678853..34b929bd5c1af 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -1365,7 +1365,9 @@ get_old_root(struct btrfs_root *root, u64 time_seq)
"failed to read tree block %llu from get_old_root",
logical);
} else {
+ btrfs_tree_read_lock(old);
eb = btrfs_clone_extent_buffer(old);
+ btrfs_tree_read_unlock(old);
free_extent_buffer(old);
}
} else if (old_root) {