Re: [RFC/Requirements/Design] h/w error reporting

From: Ingo Molnar
Date: Wed Nov 10 2010 - 12:41:55 EST



* Borislav Petkov <bp@xxxxxxxxx> wrote:

> On Wed, Nov 10, 2010 at 11:52:40AM -0500, Steven Rostedt wrote:
> > Also, lets not focus now on implementation. Let's try to concentrate on
> > what we want the tools to be able to do.
> >
> > For example, I would like:
> >
> > Very small entries, and pick and chose what I want in my entries.
> >
> > A way to read it fast to a file or over the network (splice).
> >
> > The read backwards seems like a cool idea, but I would not want to throw
> > away the read forwards part either.
>
> It would also be cool to be able to allocate those buffers as early as possible,
> even if before MCA is enabled, so that I won't have to copy MCE data which got
> logged before the tracing subsystem got enabled to the buffers proper.

We could even have some (small) statically enabled build-time buffer that could be
enabled straight away before any allocators are enabled.

Thanks,

Ingo
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