Re: [Patch 1/4][kernel][slimdump] Add new elf-note of type NT_NOCOREDUMP to capture slimdump
From: Valdis . Kletnieks
Date: Wed Oct 05 2011 - 07:57:24 EST
On Wed, 05 Oct 2011 09:31:11 +0200, Borislav Petkov said:
> On Wed, Oct 05, 2011 at 12:37:28PM +0530, K.Prasad wrote:
> > True. Like stated by me earlier, there could be two possible outcomes
> > from capturing memory dump in such cases - they're either dangerous or
> > doesn't make sense.
> Why, in the second example the only corruption is to the L2 cache so
> your memory image is intact. Why wouldn't you want to capture a memory
> dump then? It is business as usual in that case.
I'll bite. What's the use case for bothering to capture a memory dump when
you're looking at an MCE that indicates L2 cache corruption? What additional
useful information could you possibly get from the dump?
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