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| author | Josef Bacik <[email protected]> | 2020-03-13 17:09:54 -0400 |
|---|---|---|
| committer | David Sterba <[email protected]> | 2020-03-23 17:03:50 +0100 |
| commit | d7ff00f6082c8578a26d75f2ca1aa28b8f05901e (patch) | |
| tree | 8ebc8fb4d2ac90272ebfa310e1ea9e6e89085d2b /tools/perf/scripts/python/export-to-sqlite.py | |
| parent | cd22a51c6650f567f297215dd7c47c3401ee7290 (diff) | |
btrfs: do not readahead in build_backref_tree
Here we are just searching down to the bytenr we're building the backref
tree for, and all of it's paths to the roots. These bytenrs are not
guaranteed to be anywhere near each other, so readahead just generates
extra latency.
Reviewed-by: Qu Wenruo <[email protected]>
Signed-off-by: Josef Bacik <[email protected]>
Reviewed-by: David Sterba <[email protected]>
Signed-off-by: David Sterba <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/export-to-sqlite.py')
0 files changed, 0 insertions, 0 deletions