Messages in this thread | | | Date | Mon, 30 Sep 2013 16:46:42 -0400 | From | Vivek Goyal <> | Subject | Re: [PATCH -v2] EFI: Runtime services virtual mapping |
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On Mon, Sep 30, 2013 at 10:41:54PM +0200, Borislav Petkov wrote:
[..] > hpa, so, for the struct efi_mapping thing to work, I will have to grep > dmesg of the first kernel to get an output like the one below, filter > the runtime regions so that I can build the struct efi_mapping array of > mem regions which I pass on to the second, kexec kernel with setup_data.
Any data you need to pass to second kernel will have to be exported to user space either using /sys or /proc so that kexec-tools can parse it.
Thanks Vivek
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