diff options
| author |   Jens Axboe <axboe@kernel.dk> | 2021-10-15 20:06:18 -0600 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2021-10-18 08:50:47 -0600 |
| commit | 90b8faa0e8de1b02b619fb33f6c6e1e13e7d1d70 (patch) | |
| tree | 2cb9222d749ed8f3d8f2aaedd7ca28aba9476c3c /tools/perf/scripts/python | |
| parent | block: improve layout of struct request (diff) | |
| download | wireguard-linux-90b8faa0e8de1b02b619fb33f6c6e1e13e7d1d70.tar.xz wireguard-linux-90b8faa0e8de1b02b619fb33f6c6e1e13e7d1d70.zip | |
block: only mark bio as tracked if it really is tracked
We set BIO_TRACKED unconditionally when rq_qos_throttle() is called, even
though we may not even have an rq_qos handler. Only mark it as TRACKED if
it really is potentially tracked.
This saves considerable time for the case where the bio isn't tracked:
2.64% -1.65% [kernel.vmlinux] [k] bio_endio
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions