On Thu, Sep 06, 2018 at 08:05:52PM +0200, Emmanuel Roullit wrote:
> wic allows the user to create disk image and reference each created
> partitions via its partition UUID.
>
> squashfs does not support filesystem UUID but it does offer support for
> partition UUID.
>
> $ lsblk -o NAME,FSTYPE,UUID,PARTUUID
> NAME FSTYPE UUID PARTUUID
> sda
> |-sda1 vfat 6078-ACD0
> 95aa4ffb-741d-4d99-adf6-0358bc890046
> |-sda2 squashfs
> 7d46da2d-29cc-4d5a-9e39-d0381c4abb0c
> |-sda3 squashfs
> d4a3e24e-410a-4f2c-8ad5-8f8321de177b
> |-sda4 ext4 d72ec529-78e4-4cd3-b39b-781b6b1cb47c
> f3edc990-f4f6-4536-9587-44dae4ceb99f
> `-sda5 ext4 a0b265aa-e935-40b8-9c6b-e9e58ad3890f
> 6e72ebaa-29ed-41cd-844c-3f76976cf41d
>
> Modifying this constrain allows a user to create squashfs-based rootfs and
> boot
> from them with such kernel argument
> 'root=PARTUUID=7d46da2d-29cc-4d5a-9e39-d0381c4abb0c'
>
> Fixes: 2fbdcf4e59c8 ("wic: kparser.py: Check for SquashFS and use-uuid")
> Signed-off-by: Emmanuel Roullit <emmanuel.roul...@gmail.com>Reviewed-by: Tom Rini <tr...@konsulko.com> -- Tom
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