* On 6/11/21 9:36 PM, Javier Martinez Canillas wrote:
> This incompat feature is used to denote that the filesystem stored its
> metadata checksum seed in the superblock. This is used to allow tune2fs
> to change the UUID on a mounted metadata_csum filesystem without having
> to rewrite all the disk metadata.
> 
> But GRUB doesn't use the metadata checksum in anyway, so can just ignore
                                                 any way
> this feature if is enabled. This is consistent with GRUB filesystem code
                if it is
> in general which just does a best effort to access the filesystem's data.
> 
> It may be removed from the ignored list in the future if supports to do
> metadata checksumming verification is added to the read-only FS driver.
                                                            support
or better yet:
                                                            support for
  metadata checksum verification



Mihai