linux-kernel - Re: [PATCH] Documentation: sysrq: don't recommend 'S' 'U' before 'B'

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Message-ID: <20190906084328.6c052d25@lwn.net>
Date:   Fri, 6 Sep 2019 08:43:28 -0600
From:   Jonathan Corbet <corbet@....net>
To:     Adam Borowski <kilobyte@...band.pl>
Cc:     linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Documentation: sysrq: don't recommend 'S' 'U' before
 'B'

On Tue,  3 Sep 2019 18:08:40 +0200
Adam Borowski <kilobyte@...band.pl> wrote:

> This advice is obsolete and slightly harmful for filesystems from this
> millenium: any modern filesystem can handle unexpected crashes without
> requiring fsck -- and on the other hand, trying to write to the disk when
> the kernel is in a bad state risks introducing corruption.
> 
> For ext2, any unsafe shutdown meant widespread breakage, but it's no longer
> a reasonable filesystem for any non-special use.
> 
> Signed-off-by: Adam Borowski <kilobyte@...band.pl>

Makes sense to me.  Applied, thanks.

jon