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Re: [PATCH 2/2] x86/pv: Provide more helpful error when CONFIG_PV32 is absent
- To: Jane Malalane <jane.malalane@xxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Mon, 16 Aug 2021 13:40:56 +0200
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- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- Delivery-date: Mon, 16 Aug 2021 11:41:24 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 16.08.2021 13:19, 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>
Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>
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