[PATCH] x86/kexec: always ensure EFI systab region is mapped
j-nomura at ce.jp.nec.com
Tue Apr 23 19:47:32 PDT 2019
On 4/24/19 2:15 AM, Kairui Song wrote:
> On Mon, Apr 22, 2019 at 11:21 PM Junichi Nomura <j-nomura at ce.jp.nec.com> wrote:
>> Is the mapping of ACPI tables just by luck, too?
> Good question, they should have same issue with systab, I ignored this one.
> Then in first kernel when doing kexec it should ensure both ACPI
> tables and the EFI systab are mapped, that should cover everything and
> make it work.
> Is there anything else missing?
No, as far as I looked around get_rsdp_addr().
Jun'ichi Nomura, NEC Corporation / NEC Solution Innovators, Ltd.
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