From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Rob Landley <rob@landley.net>
Cc: Linus Walleij <linus.walleij@linaro.org>,
John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>,
Gerhard Pircher <gerhard_pircher@gmx.net>,
Arnd Bergmann <arnd@arndb.de>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
linux-m68k <linux-m68k@lists.linux-m68k.org>,
Sparc kernel list <sparclinux@vger.kernel.org>,
Linux-sh list <linux-sh@vger.kernel.org>
Subject: Re: Old platforms: bring out your dead
Date: Wed, 13 Jan 2021 09:21:10 +0100 [thread overview]
Message-ID: <CAMuHMdUNe1A0RpkYdyRy9OJ+RDfUe_3KcAVnsCK+pP0jzJwtVA@mail.gmail.com> (raw)
In-Reply-To: <b8eb1c83-d2f8-1c72-ca67-4160b90b3845@landley.net>
Hi Rob,
On Wed, Jan 13, 2021 at 8:58 AM Rob Landley <rob@landley.net> wrote:
> On 1/12/21 4:46 PM, Linus Walleij wrote:
> > On Tue, Jan 12, 2021 at 3:45 PM John Paul Adrian Glaubitz
> > <glaubitz@physik.fu-berlin.de> wrote:
> >> Yeah, I have the same impression that's the strong commercial interest pushes
> >> hobbyist use of the Linux kernel a bit down. A lot of these changes feel like
> >> they're motivated by corporate decisions.
> >>
> >> There has to be a healthy balance between hobbyist and commercial use. I understand
> >> that from a commercial point of view, it doesn't make much sense to run Linux
> >> on a 30-year-old computer. But it's a hobbyist project for many people and hacking
> >> Linux stuff for these old machines has a very entertaining and educational factor.
> >
> > This is actually one of the most interesting things written in this discussion.
> >
> > I have both revamped and deleted subarchitectures in the ARM tree. We
> > never deleted anyone's pet project *unless* they were clearly unwilling to
> > work on it (such as simply testning new patches) and agreed that it will
> > not go on.
>
> Another fun aspect of old hardware is it serves as prior art for patents. The
> j-core hardware implementation schedule has in part been driven by specific
> patents expiring, as in "we can't do $FEATURE until $DATE".
Indeed, so that's why the release of j4 is postponed to 2016...
/me runs date (again).
> When I did an sh4 porting contract in 2018 I got that board updated to a
> current-ish kernel (3 versions back from then-current it hit some intermittent
> nor flash filesystem corruption that only occurred intermittently under
> sustained load; had to ship so I backed off one version and never tracked it
> down). But these days I'm not always on the same continent as my two actual sh4
> hardware boards, have never gotten my physical sh2 board to boot, and $DAYJOB is
> all j-core stuff not sh4.
Which is not upstream, investing in the future?
> Testing that a basic superh system still builds and boots under qemu and j-core
> I can commit to doing regularly. Testing specific hardware devices on boards I
> don't regularly use is a lot harder.
I have the sh7751-based landisk in my board farm, so it's receiving
regular boot testing. That's one of the simpler SH-based platforms,
though.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
next prev parent reply other threads:[~2021-01-13 8:22 UTC|newest]
Thread overview: 122+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-08 22:55 Old platforms: bring out your dead Arnd Bergmann
2021-01-08 23:32 ` Steven Rostedt
2021-01-09 22:04 ` Arnd Bergmann
2021-01-08 23:44 ` Thomas Bogendoerfer
2021-01-09 0:16 ` Linus Walleij
2021-01-09 17:32 ` Florian Fainelli
2021-01-09 21:59 ` Arnd Bergmann
2021-01-09 5:56 ` Willy Tarreau
2021-01-09 21:52 ` Arnd Bergmann
2021-01-10 6:21 ` Willy Tarreau
2021-01-10 10:44 ` Russell King - ARM Linux admin
2021-01-11 9:50 ` David Laight
2021-01-13 10:27 ` Andy Shevchenko
2021-01-13 12:02 ` Linus Walleij
2021-01-13 12:17 ` Andy Shevchenko
2021-01-13 12:21 ` Andy Shevchenko
2021-01-15 0:03 ` Bernd Petrovitsch
2021-01-15 0:24 ` William Breathitt Gray
2021-01-15 8:59 ` David Laight
2021-01-13 12:30 ` William Breathitt Gray
2021-01-13 12:56 ` William Breathitt Gray
2021-01-13 13:44 ` Arnd Bergmann
2021-02-04 21:01 ` Pavel Machek
2021-02-05 9:13 ` David Laight
2021-02-05 9:29 ` Pavel Machek
2021-01-09 17:34 ` Florian Fainelli
2021-01-09 21:18 ` Arnd Bergmann
2021-01-09 17:43 ` Russell King - ARM Linux admin
2021-01-09 21:34 ` Arnd Bergmann
2021-01-11 20:09 ` Russell King - ARM Linux admin
2021-01-09 20:19 ` Baruch Siach
2021-01-09 21:19 ` Arnd Bergmann
[not found] ` <67171E13-6786-4B44-A8C2-3302963B055F@gmail.com>
2021-01-09 22:20 ` Arnd Bergmann
2021-01-10 18:12 ` Fabian Vogt
2021-01-10 19:20 ` Arnd Bergmann
2021-01-10 21:33 ` Linus Walleij
2021-01-11 0:33 ` Russell King - ARM Linux admin
2021-01-11 12:32 ` Arnd Bergmann
2021-01-11 12:36 ` Russell King - ARM Linux admin
2021-01-09 23:12 ` Andrew Lunn
2021-01-10 8:45 ` Arnd Bergmann
2021-01-10 16:46 ` Andrew Lunn
2021-01-10 17:27 ` Arnd Bergmann
2021-01-10 19:51 ` Andrew Lunn
2021-01-10 15:51 ` Neil Armstrong
2021-01-10 15:56 ` Arnd Bergmann
2021-01-10 17:35 ` John Paul Adrian Glaubitz
2021-01-10 21:46 ` Sam Ravnborg
2021-01-11 8:05 ` John Paul Adrian Glaubitz
2021-01-11 14:55 ` chase rayfield
2021-01-12 0:26 ` Rob Landley
2021-01-12 0:50 ` chase rayfield
2021-01-12 14:37 ` John Paul Adrian Glaubitz
2021-01-11 18:09 ` Rob Landley
2021-01-11 15:04 ` Gerhard Pircher
2021-01-12 14:44 ` John Paul Adrian Glaubitz
2021-01-12 22:46 ` Linus Walleij
2021-01-13 8:09 ` Rob Landley
2021-01-13 8:21 ` Geert Uytterhoeven [this message]
2021-01-13 13:25 ` Rob Landley
2021-01-13 12:02 ` Andy Shevchenko
2021-01-13 8:15 ` Geert Uytterhoeven
2021-01-13 10:39 ` Arnd Bergmann
2021-01-14 3:54 ` New platforms: bring out your dead, was " Finn Thain
2021-01-14 9:41 ` John Paul Adrian Glaubitz
2021-01-14 9:48 ` Geert Uytterhoeven
2021-01-14 21:21 ` Arnd Bergmann
2021-01-14 22:54 ` Undesirable code, was Re: Old platforms etc Finn Thain
2021-01-14 23:09 ` Old platforms: bring out your dead Max Filippov
2021-01-15 8:31 ` Arnd Bergmann
2021-01-13 0:12 ` Old platforms never die, was " Finn Thain
2021-01-16 6:54 ` Rob Landley
2021-01-16 23:22 ` Finn Thain
2021-01-13 11:47 ` Andy Shevchenko
2021-01-11 1:39 ` Daniel Palmer
2021-01-11 9:15 ` John Paul Adrian Glaubitz
2021-01-11 9:20 ` Geert Uytterhoeven
2021-01-11 9:26 ` John Paul Adrian Glaubitz
2021-01-11 9:36 ` Geert Uytterhoeven
2021-01-11 9:50 ` Greg Ungerer
2021-01-11 9:42 ` Daniel Palmer
2021-01-11 10:13 ` Arnd Bergmann
2021-01-11 8:19 ` Geert Uytterhoeven
2021-01-11 8:59 ` Arnd Bergmann
2021-01-11 9:16 ` Geert Uytterhoeven
2021-01-11 10:28 ` Geert Uytterhoeven
2021-01-11 10:37 ` Arnd Bergmann
2021-01-11 9:40 ` Thomas Bogendoerfer
2021-01-11 10:34 ` Arnd Bergmann
2021-01-11 8:40 ` efm32 is dead [Was: Old platforms: bring out your dead] Uwe Kleine-König
2021-01-11 11:10 ` Old platforms: bring out your dead Viresh Kumar
2021-01-11 19:59 ` Arnd Bergmann
2021-01-11 21:15 ` Mattias Wallin
2021-01-11 21:47 ` Arnd Bergmann
2021-01-11 13:13 ` Marc Gonzalez
2021-01-11 17:29 ` Måns Rullgård
2021-01-11 21:50 ` Arnd Bergmann
2021-01-12 8:23 ` Marc Gonzalez
2021-01-11 14:22 ` Mark Salter
2021-01-11 15:00 ` Arnd Bergmann
2021-01-11 14:44 ` Alexander Shiyan
2021-01-11 14:58 ` Arnd Bergmann
2021-01-11 16:23 ` Sylvain Lemieux
2021-01-11 22:17 ` Alexandre Belloni
2021-01-11 19:58 ` Thomas Petazzoni
2021-01-11 20:10 ` Arnd Bergmann
2021-01-11 20:25 ` Song Bao Hua (Barry Song)
2021-01-12 8:41 ` Marc Gonzalez
2021-01-13 10:30 ` Andy Shevchenko
2021-01-13 11:02 ` Arnd Bergmann
2021-01-13 16:14 ` [v2] " Arnd Bergmann
2021-01-13 19:00 ` Krzysztof Hałasa
2021-01-14 8:51 ` Arnd Bergmann
2021-01-15 7:08 ` Wei Xu
2021-01-15 9:26 ` Arnd Bergmann
2021-01-15 11:09 ` Leizhen (ThunderTown)
2021-01-15 12:04 ` Arnd Bergmann
2021-01-18 10:46 ` Wei Xu
2021-01-13 22:27 ` Richard Z
2021-02-05 13:37 ` Alexander Lobakin
2021-10-23 17:44 ` Maciej W. Rozycki
2021-01-12 2:05 tedheadster
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=CAMuHMdUNe1A0RpkYdyRy9OJ+RDfUe_3KcAVnsCK+pP0jzJwtVA@mail.gmail.com \
--to=geert@linux-m68k.org \
--cc=arnd@arndb.de \
--cc=gerhard_pircher@gmx.net \
--cc=glaubitz@physik.fu-berlin.de \
--cc=linus.walleij@linaro.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-m68k@lists.linux-m68k.org \
--cc=linux-sh@vger.kernel.org \
--cc=rob@landley.net \
--cc=sparclinux@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).