* H. Peter Anvin <[email protected]> wrote:
> On 01/26/2011 06:00 AM, Ingo Molnar wrote:
> >
> >I mean, use the warm reset vector to truly reset the box.
> >
> >Then, once a stable known-good kernel boots, *that* kernel can then recover
> >all the
> >log data which is sitting in a well-known place in RAM, automatically and
> >transparently.
> >
> >Basically a bit like kexec, just more convenient and it also goes through
> >the BIOS
> >warm reset, so it might work better than kexec ...
> >
>
> The problem is that the BIOS will often wipe memory.
Yes - but at least a long time ago there used to be modi of reboot when the
BIOS did
not do this. Whether that's possible at all with modern BIOSen is a big
question ...
Thanks,
Ingo
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