| commit | e666aa37f4330cb93a5004a89b7a938312e74e36 | [log] [tgz] |
|---|---|---|
| author | Christoph Hellwig <hch@lst.de> | Tue Jul 17 16:51:52 2018 -0700 |
| committer | Darrick J. Wong <darrick.wong@oracle.com> | Tue Jul 31 13:18:09 2018 -0700 |
| tree | 321bb7db899b5c9f76b6164f8aeaa0ae4f0dad55 | |
| parent | 745b3f76d1c889d738a1c4537a3c491bc1ecac4d [diff] |
xfs: avoid COW fork extent lookups in writeback if the fork didn't change Used the per-fork sequence counter to avoid lookups in the writeback code unless the COW fork actually changed. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Carlos Maiolino <cmaiolino@redhat.com> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>