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btrfs-progs: docs: update the rescue mount options

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Enhance the rescue mount option group by:

- Add a simple explanation on each rescue option

- Add the new 'ignoremetacsums' option

Signed-off-by: Qu Wenruo <wqu@suse.com>
This commit is contained in:
Qu Wenruo 2024-06-19 13:18:23 +09:30
parent 6fe958e3d1
commit df7f3bc5b3
1 changed files with 24 additions and 3 deletions
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27
Documentation/ch-mount-options.rst
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@ -335,14 +335,35 @@ rescan_uuid_tree
rescue
(since: 5.9)
Modes allowing mount with damaged filesystem structures.
Modes allowing mount with damaged filesystem structures, all requires
the filesystem to be mounted read-only and doesn't allow remount to read-write.
* *usebackuproot* (since 5.9)
Try to use backup root slots inside super block.
Replaces standalone option *usebackuproot*
* *nologreplay* (since 5.9)
Do not replay any dirty logs.
Replaces standalone option *nologreplay*
* *usebackuproot* (since: 5.9, replaces standalone option *usebackuproot*)
* *nologreplay* (since: 5.9, replaces standalone option *nologreplay*)
* *ignorebadroots*, *ibadroots* (since: 5.11)
Ignore bad tree roots, greatly improve the chance for data salvage.
* *ignoredatacsums*, *idatacsums* (since: 5.11)
Ignore data checksum verification.
* *ignoremetacsums*, *imetacsums* (since 6.12)
Ignore metadata checksum verification, useful for interrupted checksum conversion.
* *all* (since: 5.9)
Enable all supported rescue options.
skip_balance
(since: 3.3, default: off)