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xfs: don't require log items to implement optional methods

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Just check if they are present first.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
This commit is contained in:
Christoph Hellwig
2019-06-28 19:27:30 -07:00
committed by Darrick J. Wong
parent d15cbf2f38
commit e8b78db77d
10 changed files with 25 additions and 557 deletions
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8
fs/xfs/xfs_trans_ail.c
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@@ -348,6 +348,14 @@ xfsaild_push_item(
if (XFS_TEST_ERROR(false, ailp->ail_mount, XFS_ERRTAG_LOG_ITEM_PIN))
return XFS_ITEM_PINNED;
/*
* Consider the item pinned if a push callback is not defined so the
* caller will force the log. This should only happen for intent items
* as they are unpinned once the associated done item is committed to
* the on-disk log.
*/
if (!lip->li_ops->iop_push)
return XFS_ITEM_PINNED;
return lip->li_ops->iop_push(lip, &ailp->ail_buf_list);
}