Re: [dpdk-dev] [PATCH 2/6] net/hns3: fix compiling error for using SVE algorithm

[David Marchand <david.marchand@redhat.com>]

On Mon, Mar 29, 2021 at 8:32 PM Aaron Conole <aconole@redhat.com> wrote:
> Ferruh Yigit <ferruh.yigit@intel.com> writes:
> > This is a very obvious build error, I am concerned how this is
> > released. Do you have any internal testing?
> >
> > + Aaron & Honnappa,
> >
> > If we can have a build test in our public CI with SVE?
>
> Maybe it's possible - we might need to expand the aarch64 cross builds
> with a bit of extra information.  I'm not sure which compiler is needed,
> though.  Currently, we install whatever ubuntu18.04 is providing - I
> don't know if it has the SVE extensions needed.  Honnappa/ARM folks can
> provide more information that way - though I would expect it's just a
> setting that can be changed in the host_machine or properties section of
> the cross-config file.
>
> If that's known (maybe we need to use the thunderx2 config or something
> else?  I don't know too much about enabling compiler support for SVE),
> then we should probably hook it up.

Last time I tried SVE builds, I needed a gcc 10 + tweaking cross
compiler config.
http://inbox.dpdk.org/dev/CAJFAV8ywp0qA7qg7cGAhb1ULY72AwjZM6foDBej4roYNE8Oy5Q@mail.gmail.com/

Ruifeng had replied there was a gcc 10 for Ubuntu.
Not sure how others compile with SVE.

-- 
David Marchand