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author | Chris Mason | 2007-04-10 15:27:04 +0200 |
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committer | David Woodhouse | 2007-04-10 15:27:04 +0200 |
commit | c5739bba5260a59cebd20a51a55080592c8d3b07 (patch) | |
tree | ff33f7acddcfc60e7395209ff949bb9d90afda32 /fs/btrfs/extent-tree.c | |
parent | Btrfs: groundwork for subvolume and snapshot roots (diff) | |
download | kernel-qcow2-linux-c5739bba5260a59cebd20a51a55080592c8d3b07.tar.gz kernel-qcow2-linux-c5739bba5260a59cebd20a51a55080592c8d3b07.tar.xz kernel-qcow2-linux-c5739bba5260a59cebd20a51a55080592c8d3b07.zip |
Btrfs: snapshot progress
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/extent-tree.c')
-rw-r--r-- | fs/btrfs/extent-tree.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 7c21f63f1b93..efc604eea0b0 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -77,6 +77,12 @@ static int lookup_block_ref(struct btrfs_trans_handle *trans, struct btrfs_root return 0; } +int btrfs_inc_root_ref(struct btrfs_trans_handle *trans, + struct btrfs_root *root) +{ + return inc_block_ref(trans, root, root->node->b_blocknr, 1); +} + int btrfs_inc_ref(struct btrfs_trans_handle *trans, struct btrfs_root *root, struct buffer_head *buf) { |