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

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Message-ID: <b5cd845f-7b5e-af8e-a15d-3ede7e61ced4@physik.fu-berlin.de>
Date:   Wed, 15 Jul 2020 10:27:34 +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>
Subject: Re: ioremap and dma cleanups and fixes for superh (2nd resend)

Hi!

On 7/15/20 10:11 AM, Geert Uytterhoeven wrote:
>> Btw, booting with systemd as init causes a lot of hickups which I didn't see with 3.16:
> 
>> [   25.184000] BUG: Bad page state in process systemd-hiberna  pfn:5d91a
> 
> Lemme gues: does commit 002ae7057069538a ("mm, dump_page(): do not crash
> with invalid mapping pointer") in v5.8-rc1 help?

Hmm, it seems I already have that patch (I'm using Linus' main tree):

commit 002ae7057069538aa3afd500f6f60a429cb948b2
Author: Vlastimil Babka <vbabka@...e.cz>
Date:   Mon Jun 1 21:46:03 2020 -0700

    mm, dump_page(): do not crash with invalid mapping pointer

Adrian

-- 
 .''`.  John Paul Adrian Glaubitz
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`. `'   Freie Universitaet Berlin - glaubitz@...sik.fu-berlin.de
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