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author | Darrick J. Wong <djwong@kernel.org> | 2021-01-29 20:32:09 +0100 |
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committer | Darrick J. Wong <djwong@kernel.org> | 2021-02-03 18:18:49 +0100 |
commit | 7317a03df703f7cdae3ae9e9635a0ef45849fe09 (patch) | |
tree | ac751913a2d3a2fe2376ce8459ec814097f7dfa3 /fs/xfs/xfs_trans.h | |
parent | xfs: refactor inode creation transaction/inode/quota allocation idiom (diff) | |
download | linux-7317a03df703f7cdae3ae9e9635a0ef45849fe09.tar.xz 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 'fs/xfs/xfs_trans.h')
-rw-r--r-- | fs/xfs/xfs_trans.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/xfs/xfs_trans.h b/fs/xfs/xfs_trans.h index 04c132c55e9b..8b03fbfe9a1b 100644 --- a/fs/xfs/xfs_trans.h +++ b/fs/xfs/xfs_trans.h @@ -277,5 +277,8 @@ int xfs_trans_alloc_icreate(struct xfs_mount *mp, struct xfs_trans_res *resv, struct xfs_dquot *udqp, struct xfs_dquot *gdqp, struct xfs_dquot *pdqp, unsigned int dblocks, struct xfs_trans **tpp); +int xfs_trans_alloc_ichange(struct xfs_inode *ip, struct xfs_dquot *udqp, + struct xfs_dquot *gdqp, struct xfs_dquot *pdqp, bool force, + struct xfs_trans **tpp); #endif /* __XFS_TRANS_H__ */ |