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SubjectRe: [PATCH 0/2][concept RFC] x86: BIOS-save kernel log to disk upon panic

* 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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