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Re: [PATCH] grub-install: Improve support for partitioned loop devices.
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From: |
Mike Gilbert |
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Subject: |
Re: [PATCH] grub-install: Improve support for partitioned loop devices. |
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Date: |
Sun, 26 Jan 2014 01:20:09 -0500 |
On Sun, Jan 26, 2014 at 12:16 AM, Andrey Borzenkov <address@hidden> wrote:
> В Sat, 25 Jan 2014 20:41:00 -0500
> Mike Gilbert <address@hidden> пишет:
>
>> * grub-core/osdep/linux/getroot.c (grub_util_part_to_disk): Detect
>> /dev/loopX as being the parent of /dev/loopXpY.
>
> Those devices are normally device-mapper ones (created by kpartx) and
> grub already detects parent by following device-mapper tree. What
> exact problem are you trying to solve?
The kernel supports partitioned loop devices without device mapper.
These can be set up using losetup -P, or by calling partx from
util-linux.