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author | 2021-01-29 11:32:09 -0800 | |
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committer | 2021-02-03 09:18:49 -0800 | |
commit | 7317a03df703f7cdae3ae9e9635a0ef45849fe09 (patch) | |
tree | ac751913a2d3a2fe2376ce8459ec814097f7dfa3 /security | |
parent | xfs: refactor inode creation transaction/inode/quota allocation idiom (diff) | |
download | linux-7317a03df703f7cdae3ae9e9635a0ef45849fe09.tar.gz linux-7317a03df703f7cdae3ae9e9635a0ef45849fe09.tar.bz2 linux-7317a03df703f7cdae3ae9e9635a0ef45849fe09.zip |
xfs: refactor inode ownership change transaction/inode/quota allocation idiom
For file ownership (uid, gid, prid) changes, create a new helper
xfs_trans_alloc_ichange that allocates a transaction and reserves the
appropriate amount of quota against that transction in preparation for a
change of user, group, or project id. Replace all the open-coded idioms
with a single call to this helper so that we can contain the retry loops
in the next patchset.
This changes the locking behavior for ichange transactions slightly.
Since tr_ichange does not have a permanent reservation and cannot roll,
we pass XFS_ILOCK_EXCL to ijoin so that the inode will be unlocked
automatically at commit time.
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Diffstat (limited to 'security')
0 files changed, 0 insertions, 0 deletions