** Also affects: s390-tools (Ubuntu)
   Importance: Undecided
       Status: New

** Also affects: s390-tools (Ubuntu Artful)
   Importance: Undecided
       Status: New

** Changed in: s390-tools (Ubuntu Artful)
       Status: New => In Progress

** Changed in: s390-tools (Ubuntu Artful)
   Importance: Undecided => Critical

** Changed in: s390-tools (Ubuntu Artful)
     Assignee: (unassigned) => Dimitri John Ledkov (xnox)

** Changed in: s390-tools (Ubuntu Artful)
    Milestone: None => ubuntu-17.10

** Description changed:

+ [Impact]
+ 
+ zipl uses zipl_helper.device-mapper helper perl script to determine 
underlying device geometry/layout to create the bootmap records, when rootfs is 
on LVM / multipath devices.
+ That script calls dasdview to get the geometry of the DASD drives using 
deprecated -f options, which is now redundant given that device argument is now 
simply positional and required. With that flag, dasdview now exits with failure 
and the zipl_helper.device-mapper tool uses incorrect built-in fallback 
defaults, which are most likely wrong.
+ 
+ Without this fix installing onto multipath devices, or root on LVM
+ (default) is not possible.
+ 
+ 
  If 'use entire disk and set up LVM' is selected during installation of a
  zVM guest, the system fails to IPL with the error:
  
  LOGON GENRL04
- 00: z/VM Version 6 Release 4.0, Service Level 1701 (64-bit), 
+ 00: z/VM Version 6 Release 4.0, Service Level 1701 (64-bit),
  00: built on IBM Virtualization Technology
  00: There is no logmsg data
  00: FILES: 0004 RDR,   NO PRT,   NO PUN
  00: LOGON AT 12:12:16 EST FRIDAY 10/13/17
  00: Command complete
  00: Command complete
  00: NIC 0600 is created; devices 0600-0602 defined
  00: NIC 0600 is connected to VSWITCH SYSTEM VSW1
  HCPVMI232E IPL UNIT ERROR; IRB 00404017 00000010 00200000 00800000
  00: HCPGIR450W CP entered; disabled wait PSW 000E0000 00000232
  
- 
  DASD devices were configured in this instance.
  The error is not seen when non-LVM partitioning is selected (e.g. User entire 
disk).

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https://bugs.launchpad.net/bugs/1723541

Title:
  zVM 17.10 install: LVM installation results in IPL UNIT ERROR

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