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From: John Paul Adrian Glaubitz <glaubitz-1Olz3AKvcsuAKZTfuerNgRvVK+yQ3ZXh@public.gmane.org>
To: Michael Schmitz
	<schmitzmic-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	Phillip Susi <psusi-GeWIH/nMZzLQT0dZR+AlfA@public.gmane.org>
Cc: Parted development
	<parted-devel-XbBxUvOt3X2LieD7tvxI8l/i77bcL1HB@public.gmane.org>,
	Linux/m68k <linux-m68k-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Debian m68k <debian-68k-0aAXYlwwYIJuHlm7Suoebg@public.gmane.org>
Subject: Re: Atari label false positives
Date: Sat, 12 May 2018 09:59:30 +0200	[thread overview]
Message-ID: <82528a79-31d5-e8c9-08db-253462619197@physik.fu-berlin.de> (raw)
In-Reply-To: <80a28dd6-ce19-e6ed-fc7a-c5561fecf989-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>

On 05/12/2018 01:17 AM, Michael Schmitz wrote:
> The link order in the kernel (atari before msdos) has not been chosen at
> random. The msdos partition format probe will always succeed on any
> valid Atari partition table, while Atari format probe should not succeed
> on plain MSDOS partitions.
> 
> Do the reporters if these bugs have Atari partition format enabled in
> their kernels? I would expect the same false positives to happen there,
> if the atari_probe() code is functionally equivalent to the kernel
> partition probe code.
> Do you have a dump of the root sector (plus additional eventual extended
> partition root sector) from these bugs?

This is a very good point. We should have a look at the probing code in
the kernel because apparently the problem doesn't exist there.

And, yes, it would be interesting to get a dump of these boot sectors as
I haven't run into the problem myself and would be very curios why
the misdetection happens.

Adrian

-- 
 .''`.  John Paul Adrian Glaubitz
: :' :  Debian Developer - glaubitz-8fiUuRrzOP0dnm+yROfE0A@public.gmane.org
`. `'   Freie Universitaet Berlin - glaubitz-1Olz3AKvcsuAKZTfuerNgRvVK+yQ3ZXh@public.gmane.org
  `-    GPG: 62FF 8A75 84E0 2956 9546  0006 7426 3B37 F5B5 F913

  parent reply	other threads:[~2018-05-12  7:59 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <2d6f5455-963d-b044-a64d-67634df46071@ubuntu.com>
     [not found] ` <2d6f5455-963d-b044-a64d-67634df46071-GeWIH/nMZzLQT0dZR+AlfA@public.gmane.org>
2018-05-11 15:29   ` Atari label false positives John Paul Adrian Glaubitz
     [not found]     ` <35ad9889-bc13-56bd-7831-f7bb3eea2d1e-1Olz3AKvcsuAKZTfuerNgRvVK+yQ3ZXh@public.gmane.org>
2018-05-11 15:56       ` Phillip Susi
     [not found]         ` <874bf955-d5bc-5d9c-0f87-445da67f3bdd-GeWIH/nMZzLQT0dZR+AlfA@public.gmane.org>
2018-05-11 16:10           ` John Paul Adrian Glaubitz
2018-05-11 18:30             ` [parted-devel] " Richard Z
2018-05-11 23:17         ` Michael Schmitz
     [not found]           ` <80a28dd6-ce19-e6ed-fc7a-c5561fecf989-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-05-12  7:59             ` John Paul Adrian Glaubitz [this message]
2018-05-12  8:41               ` Michael Schmitz
     [not found]                 ` <c1bf0748-f7e0-b109-8c9e-26f8a2c70bf3-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-05-12 11:24                   ` John Paul Adrian Glaubitz
2018-05-12 19:22                     ` [parted-devel] " Michael Schmitz
2018-05-14 13:02                   ` Phillip Susi

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