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Re: [Crash-utility] [PATCH] Add ELF core dump support for s390x

On Tue, 2010-02-16 at 11:34 +0100, Michael Holzheu wrote:
> Dave,
> On Mon, 2010-02-15 at 16:56 -0500, Dave Anderson wrote:
> > ----- "Michael Holzheu" <holzheu linux vnet ibm com> wrote:
> > > Sorry, I did not read your note carefully. If you want to do that then
> > > my current implementation is wrong. The problem is that now I expect ELF
> > > note structures and will always do. It is not possible to support
> > > multiple dump formats with my current approach.
> > 
> > Sure it's possible.  In the (unlikely) case s390x ever needs to support anything
> > else, the first int argument can be made a uniquely-identifiable "command"
> > or some such.
> First of all: It is VERY likely that we will support a new dump format
> in the near future. Believe me.
> Second, how should that work? The callback has an integer and a void
> pointer. The integer is currently used to specify the CPU number. The
> void pointer is used to hold the ELF note information. How the hell can
> I code the information for a new dump format. Or am I missing something?

What we could do is to add a third parameter e.g. an enum that indicates
the dump format.

enum crash_dump_fmt {


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