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xfs: online repair of inodes and forks [v28.3]

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In this series, online repair gains the ability to repair inode records.
 To do this, we must repair the ondisk inode and fork information enough
 to pass the iget verifiers and hence make the inode igettable again.
 Once that's done, we can perform higher level repairs on the incore
 inode.  The fstests counterpart of this patchset implements stress
 testing of repair.
 
 This has been running on the djcloud for months with no problems.  Enjoy!
 
 Signed-off-by: Darrick J. Wong <djwong@kernel.org>
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Merge tag 'repair-inodes-6.8_2023-12-15' of https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux into xfs-6.8-mergeB

xfs: online repair of inodes and forks

In this series, online repair gains the ability to repair inode records.
To do this, we must repair the ondisk inode and fork information enough
to pass the iget verifiers and hence make the inode igettable again.
Once that's done, we can perform higher level repairs on the incore
inode.  The fstests counterpart of this patchset implements stress
testing of repair.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Chandan Babu R <chandanbabu@kernel.org>

* tag 'repair-inodes-6.8_2023-12-15' of https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux:
  xfs: skip the rmapbt search on an empty attr fork unless we know it was zapped
  xfs: abort directory parent scrub scans if we encounter a zapped directory
  xfs: zap broken inode forks
  xfs: repair inode records
  xfs: set inode sick state flags when we zap either ondisk fork
  xfs: dont cast to char * for XFS_DFORK_*PTR macros
  xfs: add missing nrext64 inode flag check to scrub
  xfs: try to attach dquots to files before repairing them
  xfs: disable online repair quota helpers when quota not enabled
This commit is contained in:
Chandan Babu R 2023-12-16 08:37:00 +05:30
commit 7b63ce86f9
34 changed files with 2185 additions and 85 deletions
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