linux-kernel - Re: remove arch/sh

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Message-ID: <efa6a8aa-466e-cfaa-0113-b85002af008e@landley.net>
Date:   Wed, 18 Jan 2023 05:14:36 -0600
From:   Rob Landley <rob@...dley.net>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     Christoph Hellwig <hch@....de>,
        John Paul Adrian Glaubitz <glaubitz@...sik.fu-berlin.de>,
        Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        Rich Felker <dalias@...c.org>, Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Kieran Bingham <kieran.bingham+renesas@...asonboard.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        linux-kernel@...r.kernel.org, linux-watchdog@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arch@...r.kernel.org,
        dmaengine@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        linux-renesas-soc@...r.kernel.org, linux-i2c@...r.kernel.org,
        linux-input@...r.kernel.org, linux-media@...r.kernel.org,
        linux-mmc@...r.kernel.org, linux-mtd@...ts.infradead.org,
        netdev@...r.kernel.org, linux-gpio@...r.kernel.org,
        linux-rtc@...r.kernel.org, linux-spi@...r.kernel.org,
        linux-serial@...r.kernel.org, linux-usb@...r.kernel.org,
        linux-fbdev@...r.kernel.org, alsa-devel@...a-project.org,
        linux-sh@...r.kernel.org
Subject: Re: remove arch/sh

On 1/18/23 01:46, Geert Uytterhoeven wrote:
> Again, I think you're talking about something different.
> Does kexec work for you?

Sorry, got woken up several hours early by sirens and flashy lights this morning
(duplex on the corner caught fire, Austin has a LOT of emergency vehicles), been
a bit underclocked all day.

No, I haven't tried kexec on sh4. I'll add it to the todo heap.

>> > I tried working my way up from 2.6.22, but gave up around 2.6.29.
>> > Probably I should do this with r2d and qemu instead ;-)
>>
>> I have current running there. I've had current running there for years. Config
>> attached...
>>
>> > Both r2d and landisk are SH7751.
>>
>> Cool. Shouldn't be hard to get landisk running current then.
> 
> Current kernels work fine on landisk with an old Debian userspace
> on CF.  The 8139cp driver is a bit flaky: last time I tried nfsroot,
> that didn't work well.

I've never had luck with NFS, I was using NBD. Hadn't noticed the flake but
haven't stress tested it too hard either?

Mostly new userspace is what I'm testing...

Rob