btrfs: Factor out metadata_uuid code from find_fsid.

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find_fsid became rather hairy with the introduction of metadata uuid
changing feature. Alleviate this by factoring out the metadata uuid
specific code in a dedicated function which deals with finding
correct fsid for a device with changed uuid.

Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Su Yue <Damenly_Su@gmx.com>
Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

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Su Yue 2020-01-10 14:11:33 +02:00 • committed by David Sterba

parent c0d81c7cb2

commit c6730a0e57

1 changed files with 42 additions and 35 deletions

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fs/btrfs/volumes.c

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