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| author | Christoph Hellwig <hch@lst.de> | 2018-07-18 02:51:52 +0300 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2018-07-31 23:18:09 +0300 |
| commit | e666aa37f4330cb93a5004a89b7a938312e74e36 (patch) | |
| tree | 321bb7db899b5c9f76b6164f8aeaa0ae4f0dad55 /fs/xfs/libxfs | |
| parent | 745b3f76d1c889d738a1c4537a3c491bc1ecac4d (diff) | |
| download | linux-e666aa37f4330cb93a5004a89b7a938312e74e36.tar.xz | |
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>
Diffstat (limited to 'fs/xfs/libxfs')
0 files changed, 0 insertions, 0 deletions