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Re: [PATCH 1/2] x86/pv: Provide more helpful error when CONFIG_PV32 is absent


  • To: Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>
  • From: Jane Malalane <jane.malalane@xxxxxxxxxx>
  • Date: Fri, 13 Aug 2021 11:58:44 +0100
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  • Cc: Jan Beulich <jbeulich@xxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>
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On 13/08/2021 11:40, Jane Malalane wrote:
Currently, when booting a 32bit dom0 kernel, the message isn't very
helpful:

  (XEN)  Xen  kernel: 64-bit, lsb
  (XEN)  Dom0 kernel: 32-bit, PAE, lsb, paddr 0x100000 -> 0x112000
  (XEN) Mismatch between Xen and DOM0 kernel
  (XEN)
  (XEN) ****************************************
  (XEN) Panic on CPU 0:
  (XEN) Could not construct domain 0
  (XEN) ****************************************

With this adjustment, it now looks like this:

  (XEN)  Xen  kernel: 64-bit, lsb
  (XEN) Found 32-bit PV kernel, but CONFIG_PV32 missing
  (XEN)
  (XEN) ****************************************
  (XEN) Panic on CPU 0:
  (XEN) Could not construct domain 0
  (XEN) ****************************************

Suggested-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Signed-off-by: Jane Malalane <jane.malalane@xxxxxxxxxx>

Sorry, sent in error - please ignore.

 


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