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016869b)
When any of the options disable_lat, disable_slat and disable_clat are
used, there is no need to create the lat log associated with the
disabled latency. In addition, when write_lat_log is also specified,
this change avoids the creation of empty latency log files.
Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Niklas Cassel <niklas.cassel@wdc.com>
Link: https://lore.kernel.org/r/20220117021127.9259-1-damien.lemoal@wdc.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
- gen_log_name(logname, sizeof(logname), "lat", pre,
- td->thread_number, suf, o->per_job_logs);
- setup_log(&td->lat_log, &p, logname);
+ if (!o->disable_lat) {
+ gen_log_name(logname, sizeof(logname), "lat", pre,
+ td->thread_number, suf, o->per_job_logs);
+ setup_log(&td->lat_log, &p, logname);
+ }
- gen_log_name(logname, sizeof(logname), "slat", pre,
- td->thread_number, suf, o->per_job_logs);
- setup_log(&td->slat_log, &p, logname);
+ if (!o->disable_slat) {
+ gen_log_name(logname, sizeof(logname), "slat", pre,
+ td->thread_number, suf, o->per_job_logs);
+ setup_log(&td->slat_log, &p, logname);
+ }
- gen_log_name(logname, sizeof(logname), "clat", pre,
- td->thread_number, suf, o->per_job_logs);
- setup_log(&td->clat_log, &p, logname);
+ if (!o->disable_clat) {
+ gen_log_name(logname, sizeof(logname), "clat", pre,
+ td->thread_number, suf, o->per_job_logs);
+ setup_log(&td->clat_log, &p, logname);
+ }