linux-kernel - Re: ioremap and dma cleanups and fixes for superh (2nd resend)

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Message-ID: <93b1b806-41f0-de33-ff00-0bc3b17a615f@physik.fu-berlin.de>
Date:   Wed, 15 Jul 2020 20:27:29 +0200
From:   John Paul Adrian Glaubitz <glaubitz@...sik.fu-berlin.de>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     Rich Felker <dalias@...c.org>, Christoph Hellwig <hch@....de>,
        Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        Linux-sh list <linux-sh@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Peter Zijlstra <peterz@...radead.org>
Subject: Re: ioremap and dma cleanups and fixes for superh (2nd resend)

On 7/15/20 8:21 PM, Geert Uytterhoeven wrote:
>> CC'ing the author (Peter Zijlstra <peterz@...radead.org>).
> 
> Oh, we actually discussed that:
> https://lore.kernel.org/linux-mm/20191204133454.GW2844@hirez.programming.kicks-ass.net/
> but there was no conclusion...

Aha, interesting. The question is whether someone can make use of the crash dump
in this case. I'm surprised it affects init=/bin/systemd but not init=/bin/bash
but maybe the problem with systemd here is a larger memory footprint.

Adrian

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