James,
> Doing an add/remove/add on a SCSI device in an enclosure leads to an
> oops caused by poisoned values in the enclosure device list pointers.
> The reason is because we are keeping the enclosure device across the
> enclosed device add/remove/add but the current code is doing a
> device_add/device_del/device_add on it. This is the wrong thing to do
> in sysfs, so fix it by not doing a device_del on the enclosure device
> simply because of a hot remove of the drive in the slot.
Applied to 5.5/scsi-fixes...
> Fixes: 43d8eb9cfd0a ("[SCSI] ses: add support for enclosure component hot removal")
> Reported-by: Luo Jiaxing
> Tested-by: John Garry
> Signed-off-by: James Bottomley
...and filled out the blanks.
--
Martin K. Petersen Oracle Linux Engineering
