Re: Best practice for fresh install on UEFI with multiple disks?

From	Tim Woodall <debianuser@woodall.me.uk>
Newsgroups	linux.debian.user
Subject	Re: Best practice for fresh install on UEFI with multiple disks?
Date	2024-09-20 20:20 +0200
Message-ID	<JoQox-dFm7-1@gated-at.bofh.it> (permalink)
References	(2 earlier) <JomgN-dn5R-3@gated-at.bofh.it> <JoBzb-dwfB-3@gated-at.bofh.it> <JoGyR-dzhm-1@gated-at.bofh.it> <JoIU1-dAQo-3@gated-at.bofh.it> <JoJn3-dAZR-1@gated-at.bofh.it>
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On Fri, 20 Sep 2024, Florent Rougon wrote:

> Le 20/09/2024, Tim Woodall <debianuser@woodall.me.uk> a écrit:
>
>> Because the script will abort after the mount fails.
>>
>> root@dirac:~# cat test.sh
>> #!/bin/bash
>>
>> set -e
>>
>> mount /boot/efi2
>>
>> echo "do important stuff"
>>
>> root@dirac:~# ./test.sh
>> mount: /boot/efi2: /dev/sda2 already mounted on /boot/efi2.
>>        dmesg(1) may have more information after failed mount system call.
>>
>>
>> Note that do important stuff is never reached.
>
> That's interesting because my system doesn't behave the same. I had of
> course checked, before writing my first message, that 'mount /boot/efi2'
> returns exit status 0 even when /boot/efi2 is already mounted. With your
> script (called foo.sh here), here is what I get:
>
> # mount | grep efi2
> /dev/sda1 on /boot/efi2 type vfat (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=ascii,shortname=mixed,utf8,errors=remount-ro)
> # /tmp/foo.sh
> do important stuff
> # mount | grep efi2
> /dev/sda1 on /boot/efi2 type vfat (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=ascii,shortname=mixed,utf8,errors=remount-ro)
> /dev/sda1 on /boot/efi2 type vfat (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=ascii,shortname=mixed,utf8,errors=remount-ro)
> #
>
> Every invocation adds a new, duplicate entry in the output of 'mount'.
>
> This is Debian sid amd64; /usr/bin/mount is from 'mount' package version
> 2.40.2-8.
>

That's very interesting and looks like it's probably a kernel change.

Tim.

Thread

Best practice for fresh install on UEFI with multiple disks? Boyan Penkov <boyan.penkov@gmail.com> - 2024-09-19 02:30 +0200
  Re: Best practice for fresh install on UEFI with multiple disks? Andy Smith <andy@strugglers.net> - 2024-09-19 04:00 +0200
    Re: Best practice for fresh install on UEFI with multiple disks? Florent Rougon <f.rougon@free.fr> - 2024-09-19 12:10 +0200
      Re: Best practice for fresh install on UEFI with multiple disks? Tim Woodall <debianuser@woodall.me.uk> - 2024-09-20 04:30 +0200
        Re: Best practice for fresh install on UEFI with multiple disks? Florent Rougon <f.rougon@free.fr> - 2024-09-20 09:50 +0200
          Re: Best practice for fresh install on UEFI with multiple disks? Tim Woodall <debianuser@woodall.me.uk> - 2024-09-20 12:20 +0200
            Re: Best practice for fresh install on UEFI with multiple disks? Florent Rougon <f.rougon@free.fr> - 2024-09-20 12:50 +0200
              Re: Best practice for fresh install on UEFI with multiple disks? Tim Woodall <debianuser@woodall.me.uk> - 2024-09-20 20:20 +0200
                Re: Best practice for fresh install on UEFI with multiple disks? Boyan Penkov <boyan.penkov@gmail.com> - 2024-09-30 16:20 +0200
                Re: Best practice for fresh install on UEFI with multiple disks? Florent Rougon <f.rougon@free.fr> - 2024-09-30 18:30 +0200
                Re: Best practice for fresh install on UEFI with multiple disks? Boyan Penkov <boyan.penkov@gmail.com> - 2024-11-01 01:10 +0100

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