[Buildroot] [PATCH v2] boot/grub2: fix incompat e2fsprogs feature use

[Peter Korsgaard]

>>>>> "Jens" == Jens Maus via buildroot <buildroot at buildroot.org> writes:

 > With bump of package/e2fsprogs to 1.47.0 [1] a freshly generated
 > ext4 fs has unfortunately different default features enabled
 > (e.g. metadata_csum_seed). This and some other newer fs features
 > (e.g. large_dir) are however not supported by our grub2.
 > Thus, newly generated ext-based rootfs won't be recognized by grub2
 > and are therefore not bootable/usable from grub2 anymore. This is
 > an issue already known to other Linux derivates [2],[3],[4].

 > This commit introduces two additional upstream patches to
 > package/grub2 which adds EXT4_FEATURE_INCOMPAT_CSUM_SEED and
 > EXT4_FEATURE_INCOMPAT_LARGEDIR to the EXT2_DRIVER_IGNORED_INCOMPAT
 > list of ignored incompatible ext features, allowing grub2 to
 > use ext filesystems with these newer default feature sets.

 > [1] https://git.buildroot.net/buildroot/commit/?id=6a21733f839478d902f3eab287a82b456e55f708
 > [2] https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1844012
 > [3] https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1031325
 > [4] https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1030939

 > Signed-off-by: Jens Maus <mail at jens-maus.de>

 > ---
 > Changes v1 -> v2:
 >   - added Signed-off-by and Upstream link in patches (Arnout)

Committed, thanks.

Hopefully other bootloaders will not have similar issues.

-- 
Bye, Peter Korsgaard