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.
-hpa
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