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xfs: online repair of quota counters [v29.3 02/18]

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This series uses the inode scanner and live update hook functionality
 introduced in the last patchset to implement quotacheck on a live
 filesystem.  The quotacheck scrubber builds an incore copy of the
 dquot resource usage counters and compares it to the live dquots to
 report discrepancies.
 
 If the user chooses to repair the quota counters, the repair function
 visits each incore dquot to update the counts from the live information.
 The live update hooks are key to keeping the incore copy up to date.
 
 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-quotacheck-6.9_2024-02-23' of https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux into xfs-6.9-mergeC

xfs: online repair of quota counters

This series uses the inode scanner and live update hook functionality
introduced in the last patchset to implement quotacheck on a live
filesystem.  The quotacheck scrubber builds an incore copy of the
dquot resource usage counters and compares it to the live dquots to
report discrepancies.

If the user chooses to repair the quota counters, the repair function
visits each incore dquot to update the counts from the live information.
The live update hooks are key to keeping the incore copy up to date.

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

* tag 'repair-quotacheck-6.9_2024-02-23' of https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux:
  xfs: repair dquots based on live quotacheck results
  xfs: repair cannot update the summary counters when logging quota flags
  xfs: track quota updates during live quotacheck
  xfs: implement live quotacheck inode scan
  xfs: create a sparse load xfarray function
  xfs: create a helper to count per-device inode block usage
  xfs: create a xchk_trans_alloc_empty helper for scrub
  xfs: report the health of quota counts
This commit is contained in:
Chandan Babu R 2024-02-24 09:44:28 +05:30
commit aa03f524a2
25 changed files with 1645 additions and 26 deletions
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