linux-kernel - Re: [PATCH 0/9] Refactoring exit

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Message-ID: <7ad6c3a9-b983-46a5-fc95-f961b636d3fe@gmail.com>
Date:   Tue, 29 Jun 2021 05:14:16 +1200
From:   Michael Schmitz <schmitzmic@...il.com>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     Al Viro <viro@...iv.linux.org.uk>,
        "Eric W. Biederman" <ebiederm@...ssion.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        linux-arch <linux-arch@...r.kernel.org>,
        Jens Axboe <axboe@...nel.dk>, Oleg Nesterov <oleg@...hat.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Richard Henderson <rth@...ddle.net>,
        Ivan Kokshaysky <ink@...assic.park.msu.ru>,
        Matt Turner <mattst88@...il.com>,
        alpha <linux-alpha@...r.kernel.org>,
        linux-m68k <linux-m68k@...ts.linux-m68k.org>,
        Arnd Bergmann <arnd@...nel.org>, Tejun Heo <tj@...nel.org>,
        Kees Cook <keescook@...omium.org>
Subject: Re: [PATCH 0/9] Refactoring exit

Hi Geert,

Am 28.06.2021 um 19:31 schrieb Geert Uytterhoeven:
>> Haven't found that warning in over 7 years' worth of console logs, and
>> I'm a good candidate for running the oldest userland in existence for m68k.
>>
>> Time to let it go.
>
> The warning is printed when using filesys-ELF-2.0.x-1400K-2.gz,
> which is a very old ramdisk from right after the m68k a.out to ELF
> transition:
>
>     warning: process `update' used the obsolete bdflush system call
>     Fix your initscripts?
>
> I still boot it, once in a while.

OK; you take the cake. That ramdisk came to mind when I thought about 
where I'd last seen bdflush, but I've not used it in ages (not sure 14 
MB are enough for that).

The question then is - will bdflush fail gracefully, or spin retrying 
the syscall?

Cheers,

	Michael

>
> Gr{oetje,eeting}s,
>
>                         Geert
>