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| author |   Qu Wenruo <quwenruo@cn.fujitsu.com> | 2015-04-16 16:55:08 +0800 |
|---|---|---|
| committer |   Chris Mason <clm@fb.com> | 2015-06-10 09:25:59 -0700 |
| commit | 0ed4792af0e8346cb670b4bc540df7594f4b2020 (patch) | |
| tree | b00c9218655cf51dffd78f141abda64c7ea8a696 /fs/btrfs/tests/qgroup-tests.c | |
| parent | btrfs: qgroup: Switch rescan to new mechanism. (diff) | |
| download | linux-dev-0ed4792af0e8346cb670b4bc540df7594f4b2020.tar.xz linux-dev-0ed4792af0e8346cb670b4bc540df7594f4b2020.zip | |
btrfs: qgroup: Switch to new extent-oriented qgroup mechanism.
Switch from old ref_node based qgroup to extent based qgroup mechanism
for normal operations.
The new mechanism should hugely reduce the overhead of btrfs quota
system, and further more, the codes and logic should be more clean and
easier to maintain.
Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Signed-off-by: Chris Mason <clm@fb.com>
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