[dpdk-dev] [PATCH 1/8] doc: update Linux GSG system requirements section
Thomas Monjalon
thomas at monjalon.net
Thu Nov 28 15:34:54 CET 2019
28/11/2019 15:30, Bruce Richardson:
> On Thu, Nov 28, 2019 at 03:22:05PM +0100, Thomas Monjalon wrote:
> > 28/11/2019 15:11, Bruce Richardson:
> > > On Thu, Nov 28, 2019 at 12:51:27PM +0100, Thomas Monjalon wrote:
> > > > 22/11/2019 17:03, Bruce Richardson:
> > > > > -* gcc: versions 4.9 or later is recommended for all platforms.
> > > > > - On some distributions, some specific compiler flags and linker flags are enabled by
> > > > > - default and affect performance (``-fstack-protector``, for example). Please refer to the documentation
> > > > > - of your distribution and to ``gcc -dumpspecs``.
> > > >
> > > > I think we need to keep some compiler requirement somewhere.
> > > > What do you suggest?
> > >
> > > I'm happy to keep this compiler requirements in here. Is 4.9 still
> > > regularly tested with DPDK to ensure it works? Also, if we put in a GCC
> > > requirement, do we not also need to put in a clang one? For recent distros
> > > is this really something most users need to worry about?
> >
> > It allows us to know which compiler we must support.
> > And for distributions, it can help.
> > I think we should have clang version too.
> >
>
> Ok, I'll add 4.9 recommendation in V2. If we have a minimum clang version
> you want included, I can add that too, if someone gets it to me in time :-)
I don't know for clang.
Ali, any clue about minimal version?
> <snip>
> > > > > +* Meson (v0.47.1+) and ninja
> > > > >
> > > > > + * Recommended to use the latest versions from Python's "pip" repository:
> > > > > + ``pip3 install meson ninja``
> > > >
> > > > Why recommending pip? Is 0.47.1 enough?
> > >
> > > It is enough, this was done again in the interests of simplification -
> > > rather than worry about what versions are in what distro and having the
> > > user check, it simplifies things if everyone just uses pip, which is why I
> > > recommend it.
> >
> > I think we should let users take the responsibility of using their distro
> > package or pip.
> > Recommending pip is a little pushy.
> >
>
> Ok, will add possibility of using distro packages in V2.
I think removing the pip recommendation is enough.
Or reword to make it not warmly recommended.
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