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With the direct I/O alignment relaxation in 2022, user > space can now feed bios with less alignment than that, leading to > scribbling outside the PI buffers. Apparently this wasn't noticed so > far because none of the tests generate such buffers, but since > 851c4c96db00 ("xfs: implement XFS_IOC_DIOINFO in terms of > vfs_getattr"), xfstests generic/013 by default generates such I/O now > that the relaxed alignment is advertised by the XFS_IOC_DIOINFO ioctl. > > Fix this by increasing the required alignment when using PI, although > handling arbitrary alignment in the long run would be even nicer. Reviewed-by: Martin K. Petersen -- Martin K. Petersen