btrfs-progs: docs: document exit codes from scrub
Signed-off-by: Adam Borowski <kilobyte@angband.pl> Signed-off-by: David Sterba <dsterba@suse.com>
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@ -95,7 +95,14 @@ print separate statistics for each device of the filesystem
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EXIT STATUS
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*btrfs scrub* returns a zero exit status if it succeeds. Non zero is
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returned in case of failure.
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returned in case of failure:
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1::::
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scrub couldn't be performed
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2::::
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there is nothing to resume
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3::::
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scrub found uncorrectable errors
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AVAILABILITY
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------------
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