| commit | 94fcca9f8999e7828d5f4dc181daa39cad2af38a | [log] [tgz] |
|---|---|---|
| author | Yan, Zheng <zheng.yan@oracle.com> | Fri Oct 09 09:25:16 2009 -0400 |
| committer | Chris Mason <chris.mason@oracle.com> | Fri Oct 09 09:25:16 2009 -0400 |
| tree | 68842517a4d10d080bc4f70abae19e480d2ac049 | |
| parent | efefb1438be269897585934fc6c05deb4dfa01ce [diff] |
Btrfs: optimize back reference update during btrfs_drop_snapshot This patch reading level 0 tree blocks that already use full backrefs. Signed-off-by: Yan Zheng <zheng.yan@oracle.com> Signed-off-by: Chris Mason <chris.mason@oracle.com>