Re: [Xen-devel] [PATCH v15] This is the ABI for the two halves of a para-virtualized sound driver to communicate with each to other.

[Oleksandr Andrushchenko <andr2000@xxxxxxxxx>]

On 01/27/2017 08:57 PM, Konrad Rzeszutek Wilk wrote:
> On Fri, Jan 27, 2017 at 08:38:29PM +0200, Oleksandr Andrushchenko wrote:
> > On 01/27/2017 08:13 PM, Konrad Rzeszutek Wilk wrote:
> > > .snip..
> > > > I am looking at this from FAE's or integrator's POV, when one would need
> > > FAE?
> > Field Applications Engineer
> > > > to touch different parts of the system. "/0/0/0" makes me feel
> > > > sad just because either you have to keep all those numbers in mind (like you
> > > > do)
> > > > or have documentation available (and know where it is, e.g. sources
> > > > of Xen or kernel).
> > > > I have a strong feeling that if you can change configuration without
> > > > knowing what index stands for it is always better and fail-safer then
> > > > just having numbers...
> > > Not sure I follow that.
> > >
> > > How would you change configuration without knowing the index?
> > >
> > > ..snip..
> > if one looks at
> > .../pcm-dev-0/stream-1/...
> > most probably he/she will understand this w/o any documentation,
> > because it is human readable
> >
> > if one looks at
> > .../0/1/...
> > well, I believe you can almost do nothing w/o looking at the documentation
> I can see the beaty of it.
>
> I can also see the beaty of the old implied mechanism
> from a maintaince perspective.
>
> I am maintainer so I am leaning towards the second one
> as having less "special" cases.
>
> Sorry, I feel like I am mutilating your baby with this
> old boring view of "maintaince" and "conform to the old
> standard" :-(
np, so I will use ".../0/0/0/..." pattern here and in
displif as well. I will update "Addressing" section
so it is documented

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