[dpdk-dev] Use WFE for spinlock and ring

David Marchand david.marchand at redhat.com
Mon Jul 5 10:51:53 CEST 2021


On Fri, May 7, 2021 at 12:24 PM Bruce Richardson
<bruce.richardson at intel.com> wrote:
> > > > The problem is inconsistency in performance on different Arm platforms.
> > > We had decided that each platform needs to enable it after some testing.
> > >
> > > Then it sounds like it does indeed need to be a build option. Does it need to
> > > be added to the meson_options.txt, or can it just be specified in cross-files
> > > and optionally via c_args?
> >
> > Add it to the meson_options.txt is good as the option will be clearly exposed.
> > My concern is more options (e.g. RTE_ARCH_ARM64_MEMCPY) need to be added in.
> > Will the options bloat meson_options.txt?
>
> That bloat would indeed become a concern. We may need to look at more use
> of auto-detection and cross files for such options.

Ruifeng,

This series is blocked on this last topic.
Do you intend to send a n+1?


-- 
David Marchand



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