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xen-devel
Re: [Xen-devel] kexec woes with 32-bit secondary kernel
Jan Beulich writes ("[Xen-devel] kexec woes with 32-bit secondary kernel"):
> The question really is whether this code has ever been tested
> with sufficiently recent kernels in all three variants (32->32, 64->64,
> and 64->32).
I don't think it gets much testing.
> While it seems that putting together a patch to address this
> shouldn't be that difficult, a second question is how we can avoid
> getting into the same situation again when Linux extends the
> protocol again.
How is one Linux kernel supposed to safely kexec another, potentially
different-version, Linux kernel ? We should use whatever mechanism
Linux upstream use.
Now you're going to tell me that Linux upstream haven't provided a way
for that to work properly :-/
Ian.
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