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SubjectRe: [PATCH]x86 efi: do not export efi runtime map in case old map
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On 30 May 2014 04:20, Dave Young <dyoung@redhat.com> wrote:
>
> For ioremapped efi memory aka old_map the virt addresses are not persistant
> across kexec reboot. kexec-tools will read the runtime maps from sysfs then
> pass them to 2nd kernel and assuming kexec efi boot is ok. This will cause
> kexec boot failure.
>
> To address this issue do not export runtime maps in case efi old_map so
> userspace can use no efi boot instead.
>
> Signed-off-by: Dave Young <dyoung@redhat.com>
> ---
> arch/x86/platform/efi/efi.c | 3 +++
> 1 file changed, 3 insertions(+)

Thanks Dave, applied with acks.


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