> > - if (WARN_ON(vl > 8))
> > - return NULL;
> > + /* NOTE This should only happen if SC->VL changed after the initial
> > + * checks on the QP/AH
> > + * Default will return engine 0 below
> > + */
> > + if (unlikely(vl >= num_vls)) {
>
> Can you prove that unlikely() makes a measured difference here? If not,
> please remove it. If you can, please provide the proof in the changelog
> when you resend it.
Unfortunately, I can't prove this so will remove in v2.
Thanks,
Jubin John
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