diff options
| author | Tejun Heo <[email protected]> | 2019-06-13 15:30:37 -0700 |
|---|---|---|
| committer | Jens Axboe <[email protected]> | 2019-06-15 10:39:36 -0600 |
| commit | 5de0073fcd50cc1f150895a7bb04d3cf8067b1d7 (patch) | |
| tree | 6bb69d881d5f4ece07693f4b8dae2dbeccad4c2d /tools/perf/scripts/python | |
| parent | f1f8f292cd12292289cae87aac3a5c035186ec54 (diff) | |
blk-iolatency: clear use_delay when io.latency is set to zero
If use_delay was non-zero when the latency target of a cgroup was set
to zero, it will stay stuck until io.latency is enabled on the cgroup
again. This keeps readahead disabled for the cgroup impacting
performance negatively.
Signed-off-by: Tejun Heo <[email protected]>
Cc: Josef Bacik <[email protected]>
Fixes: d70675121546 ("block: introduce blk-iolatency io controller")
Cc: [email protected] # v4.19+
Signed-off-by: Jens Axboe <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions