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From: Honza P <jpetrous@gmail.com>
To: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
	Soeren Moch <smoch@web.de>,
	Linux Media Mailing List <linux-media@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [Regression 5.14] media: dvb userspace api
Date: Tue, 24 Aug 2021 22:01:38 +0200	[thread overview]
Message-ID: <CAJbz7-2WOXWF=Xt7UUoN=65z5veZSPSSjOyWiE1-3jBeR1AyCA@mail.gmail.com> (raw)
In-Reply-To: <20210824094754.32ad5eab@coco.lan>

út 24. 8. 2021 v 9:50 odesílatel Mauro Carvalho Chehab
<mchehab+huawei@kernel.org> napsal:
>
> Em Mon, 23 Aug 2021 09:58:00 -0700
> Linus Torvalds <torvalds@linux-foundation.org> escreveu:
>
> > On Mon, Aug 23, 2021 at 7:59 AM Soeren Moch <smoch@web.de> wrote:
> > >
> > > Linus,
> > >
> > > Is what I described directly above the new linux maintenance policy?  Or
> > > is linux media a private kingdom where the community should keep away?
> > > Is this a place where the subsystem maintainer is on a mission to
> > > destroy everything instead of maintaining and improving it? Please tell
> > > me what I understood wrong here.
> >
> > So technically, the regression policy for the kernel is purely about
> > the ABI - the _binary_ interface. That seems to not have broken - old
> > programs continue to work.
> >
> > We very much try to discourage user space applications from using the
> > kernel header files directly - even projects like glibc etc are
> > supposed to _copy_ them, not include the kernel headers.
>
> Unfortunately, media APIs aren't part of projects like glibc. Almost all
> open source media apps keep their own copies of the uAPI header files.
>
> As far as I'm aware, the "full-feat" API is implemented only by some
> modules of VDR. I don't know any other open source application using
> such headers.
>

You definitely missed tons of users of linux based set-top-boxes,
powered by open-source DVB frondend Enigma2 (and also
still big enough older devices based on Enigma 1 project).
For ex here: https://github.com/OpenPLi/enigma2

/Honza (also retired dvb developer, disgusted the way how
media subsystem was driven)

  reply	other threads:[~2021-08-24 20:01 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-11 12:15 Soeren Moch
2021-08-19 11:31 ` Mauro Carvalho Chehab
2021-08-21 13:58   ` Manu Abraham
2021-08-22 15:21   ` Soeren Moch
2021-08-22 17:47     ` Mauro Carvalho Chehab
2021-08-23 14:59       ` Soeren Moch
2021-08-23 16:58         ` Linus Torvalds
2021-08-23 20:16           ` Soeren Moch
2021-08-24  7:47           ` Mauro Carvalho Chehab
2021-08-24 20:01             ` Honza P [this message]
2021-08-25  2:55           ` Manu Abraham
2021-08-25  6:33             ` Mauro Carvalho Chehab
2021-08-25 16:16               ` Manu Abraham
2021-08-26 12:26                 ` Mauro Carvalho Chehab

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