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| author | Yan, Zheng <zheng.yan@oracle.com> | 2010-05-16 10:49:59 -0400 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2010-05-25 10:34:54 -0400 |
| commit | 3fd0a5585eb98e074fb9934549c8d85c49756c0d (patch) | |
| tree | 3e7ff9bd9678a5eea62818a2f4a50e19dda91a81 /mm | |
| parent | efa56464562991b8c24f965199888806bd8c4b38 (diff) | |
| download | linux-3fd0a5585eb98e074fb9934549c8d85c49756c0d.tar.gz linux-3fd0a5585eb98e074fb9934549c8d85c49756c0d.tar.bz2 linux-3fd0a5585eb98e074fb9934549c8d85c49756c0d.zip | |
Btrfs: Metadata ENOSPC handling for balance
This patch adds metadata ENOSPC handling for the balance code.
It is consisted by following major changes:
1. Avoid COW tree leave in the phrase of merging tree.
2. Handle interaction with snapshot creation.
3. make the backref cache can live across transactions.
Signed-off-by: Yan Zheng <zheng.yan@oracle.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'mm')
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