diff options
| author | Paolo Valente | 2021-01-25 20:02:48 +0100 |
|---|---|---|
| committer | Jens Axboe | 2021-01-25 14:18:37 -0700 |
| commit | 71217df39dc67a0aeed83352b0d712b7892036a2 (patch) | |
| tree | 665b6a543e3f5818649e406badf6a4f57cd84d97 /tools/io_uring | |
| parent | 5a5436b98d5cd2714feaaa579cec49dd7f7057bb (diff) | |
block, bfq: make waker-queue detection more robust
In the presence of many parallel I/O flows, the detection of waker
bfq_queues suffers from false positives. This commits addresses this
issue by making the filtering of actual wakers more selective. In more
detail, a candidate waker must be found to meet waker requirements
three times before being promoted to actual waker.
Tested-by: Jan Kara <jack@suse.cz>
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'tools/io_uring')
0 files changed, 0 insertions, 0 deletions