Messages in this thread | | | Date | Thu, 3 Feb 2011 18:57:21 +0100 | From | Ingo Molnar <> | Subject | Re: [PATCH 0/2][concept RFC] x86: BIOS-save kernel log to disk upon panic |
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* H. Peter Anvin <hpa@zytor.com> wrote:
> On 02/03/2011 06:36 AM, Pavel Machek wrote: > > > > Could we read the log area, first, verify it contains signature, write > > it back? > > Pavel > > Yes, but that doesn't guarantee no data corruption caused by handing > over from one driver to another.
Waiting a few seconds? Is there any sufficiently high number of X where waiting X seconds would make it safe to touch the hardware? (i.e. it would guarantee that pending commands are flushed, etc.)
Thanks,
Ingo
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