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| author | Liu Bo | 2013-05-22 14:07:06 +0200 |
|---|---|---|
| committer | Josef Bacik | 2013-06-14 17:29:58 +0200 |
| commit | 33157e05dbd60c3edd30b56d4dfc7755cae787c5 (patch) | |
| tree | 2ffe513a580f38f31aad4d16864b9e0828df82eb /fs/btrfs | |
| parent | Btrfs: dont do log_removal in insert_new_root (diff) | |
| download | kernel-qcow2-linux-33157e05dbd60c3edd30b56d4dfc7755cae787c5.tar.gz kernel-qcow2-linux-33157e05dbd60c3edd30b56d4dfc7755cae787c5.tar.xz kernel-qcow2-linux-33157e05dbd60c3edd30b56d4dfc7755cae787c5.zip | |
Btrfs: check if leaf's parent exists before pushing items around
During splitting a leaf, pushing items around to hopefully get some space only
works when we have a parent, ie. we have at least one sibling leaf.
Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Diffstat (limited to 'fs/btrfs')
| -rw-r--r-- | fs/btrfs/ctree.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c index 0a430f7c5afd..1c9dc71089ce 100644 --- a/fs/btrfs/ctree.c +++ b/fs/btrfs/ctree.c @@ -3986,7 +3986,7 @@ static noinline int split_leaf(struct btrfs_trans_handle *trans, return -EOVERFLOW; /* first try to make some room by pushing left and right */ - if (data_size) { + if (data_size && path->nodes[1]) { wret = push_leaf_right(trans, root, path, data_size, data_size, 0, 0); if (wret < 0) |