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From: Luiz Augusto von Dentz <luiz.dentz@gmail.com>
Date: Thu, 25 Jan 2024 13:30:35 -0500
Message-ID: <CABBYNZLx1DVkXQgDXbLZPCEawQR4kBNfOo8q9KCG=MGw9xnjkg@mail.gmail.com>
Subject: Re: [PATCH BlueZ v3 0/8] Remove support for external plugins
To: Emil Velikov <emil.l.velikov@gmail.com>
Cc: Szymon Janc <szymon.janc@codecoup.pl>, linux-bluetooth@vger.kernel.org, 
	Emil Velikov <emil.velikov@collabora.com>
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Hi Emil,

On Thu, Jan 25, 2024 at 8:51=E2=80=AFAM Emil Velikov <emil.l.velikov@gmail.=
com> wrote:
>
> On Thu, 25 Jan 2024 at 13:02, Szymon Janc <szymon.janc@codecoup.pl> wrote=
:
> >
> > Hi,
> >
> > On Thu, 25 Jan 2024 at 01:07, Emil Velikov via B4 Relay
> > <devnull+emil.l.velikov.gmail.com@kernel.org> wrote:
> > >
> > > Hello everyone,
> > >
> > > Here's v3 fixing a small bug with the previous patches, which was
> > > tripping the CI.
> > >
> > > Link to the previous revision can be found below.
> >
> > Just a comment that external plugins support was added to avoid udev
> > dependency (from sixaxis) in bluetoothd.
> > (not that I have strong opinion on this, just a note, I don't remember
> > exactly why it was done, maybe Marcel recalls?)
> >
>
> Thanks, I may have some ideas why.
>
> About 10 years ago (or so) some distributions were shipping
> libudev.so.0 while others libudev.so.1. The ABI break was minimal,
> although it was a thing.
> I remember us doing all sorts of hacks in Mesa trying to pick the
> correct one, esp when your system can have .1 while the game (or its
> chroot-like environment) has .0 and vice-versa.
>
> I would imagine a similar issue was observed in bluez - but I can only
> speculate.
>
> Over the last 5+ years, literally all supported distributions have
> moved for libudev.so.1 and the Steam games (and runtime) has both with
> some compat quirks to avoid explosions.

I was considering applying this week but if you want to respin this
set to sort out the dependency Im fine with, but I don't think it
would hurt to have a libudev dependency provide we have some means to
disable it in case the system don't intend to support sixaxis plugin.

--=20
Luiz Augusto von Dentz