> Why not just do
>
> if (cpu == WORK_CPU_UNBOUND)
> cpu = raw_smp_processor_id();
>
> if (!(wq->flags...) {
> ...
> if (gcwq && gcwq->cpu != WORK_CPU_UNBOUND)
> lcpu = gcwq->cpu;
> else
> lcpu = cpu;
> }
> ...
>
> add_timer_on(timer, cpu);
I re-look at code deeply and find that dwork->cpu is related to
tracing information.
If we do above change, tracing information is bias.
> Also, can you please base the patches on top of the following git
> branch?
>
> git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq.git for-3.7
Sure!
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