btrfs: add "0x" prefix for unsupported optional features

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The following error message lack the "0x" obviously:

  cannot mount because of unsupported optional features (4000)

Add the prefix to make it less confusing. This can happen on older
kernels that try to mount a filesystem with newer features so it makes
sense to backport to older trees.

CC: stable@vger.kernel.org # 4.14+
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

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Qu Wenruo 2022-05-10 15:10:18 +08:00 • committed by David Sterba

parent 97bdf1a903

commit d5321a0fa8

1 changed files with 2 additions and 2 deletions

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fs/btrfs/disk-io.c

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