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From: Daniel Kiper <dkiper@net-space.pl>
To: Thomas Schmitt <scdbackup@gmx.net>
Cc: grub-devel@gnu.org, schierlm@gmx.de
Subject: Re: grub-mkrescue: Problem with MBR partition table at start of EFI partition
Date: Mon, 13 May 2019 23:04:36 +0200	[thread overview]
Message-ID: <20190513210436.wdtmjtrertczuwf7@tomti.i.net-space.pl> (raw)
In-Reply-To: <18486678566337361976@scdbackup.webframe.org>

On Sat, May 11, 2019 at 10:39:25PM +0200, Thomas Schmitt wrote:
> Hi,
>
> Florian Pelz wrote:
> > I guess this is off-topic and we cannot learn anything about the
> > permissibility of mformat -k from Windows?
>
> Yes.
>
> The on-topic conclusion so far is that i cowardly propose to zeroize
> the MBR partition table in the mformat result before populating it
> by mcopy.
> (Code snippets from SYS_AREA_SPARC around line 855 could be transplanted
>  and adapted to zeroize bytes 446 to 509 of efiimgfat.)
>
> Exploring the other differences between mformat with and without -k is
> probably useless, because the big truck makes its own lane anyway.

The thread is long and I am a bit lost. So, may I ask you to write
a summary of your findings, what works and what does not and how the issue
should be fixed and why this fix should land in the upcoming release.

Daniel


  reply	other threads:[~2019-05-13 21:04 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-21 13:43 grub-mkrescue: Problem with MBR partition table at start of EFI partition Thomas Schmitt
2019-04-21 17:30 ` Vladimir 'phcoder' Serbinenko
2019-04-21 19:29   ` Thomas Schmitt
2019-04-24 20:32 ` Daniel Kiper
2019-04-25  6:00   ` pelzflorian (Florian Pelz)
2019-04-25  8:18   ` Thomas Schmitt
2019-04-25  9:36     ` pelzflorian (Florian Pelz)
2019-04-30 23:42     ` Vladimir 'phcoder' Serbinenko
2019-05-01  7:33       ` Thomas Schmitt
2019-05-09 20:21         ` Chris Murphy
2019-05-09 21:21           ` Thomas Schmitt
2019-05-10  6:21             ` Thomas Schmitt
2019-05-10  7:09               ` Thomas Schmitt
2019-05-10 12:12                 ` pelzflorian (Florian Pelz)
2019-05-10 13:46                   ` Thomas Schmitt
2019-05-10 16:12                     ` pelzflorian (Florian Pelz)
2019-05-10 16:27                       ` Thomas Schmitt
2019-05-11 10:51                         ` pelzflorian (Florian Pelz)
2019-05-11 12:05                           ` Thomas Schmitt
2019-05-11 14:20                             ` pelzflorian (Florian Pelz)
2019-05-11 17:31                               ` Thomas Schmitt
2019-05-11 19:13                                 ` pelzflorian (Florian Pelz)
2019-05-11 20:39                                   ` Thomas Schmitt
2019-05-13 21:04                                     ` Daniel Kiper [this message]
2019-05-13 21:55                                       ` Thomas Schmitt
2019-05-14  6:04                                       ` Thomas Schmitt
2019-05-15  9:45                                         ` Daniel Kiper
2019-05-15 10:57                                           ` Thomas Schmitt
2019-05-16 10:29                                             ` Daniel Kiper
2019-05-16 12:18                                               ` Thomas Schmitt
2019-05-20 12:35                                                 ` Daniel Kiper
2019-05-20 14:37                                                   ` Thomas Schmitt
2019-06-15  0:15                                                     ` Chris Murphy
2019-06-15  6:01                                                       ` pelzflorian (Florian Pelz)
2019-05-09 19:51       ` Chris Murphy
2019-05-09 21:06         ` Thomas Schmitt
2019-05-11 18:15 Michael Schierl
2019-05-11 19:42 ` Thomas Schmitt

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