Maciej, > I have tried your tree and it does not clobber the HBA anymore, Excellent! > however partitions (of the MS-DOS type) are not recognised with any of > the disks including one holding the root device, so the system fails > to mount the root filesystem and therefore does not complete booting: My mistake. An unrelated change to the revalidate logic in the last patch. Fixed and pushed. For your Mylex issue I believe the first patch in the series is all that's needed: 06a471da0937 ("scsi: core: Query VPD size before getting full page") Thanks! -- Martin K. Petersen Oracle Linux Engineering