[Crash-utility] Re: [PATCH][RFC] dump-core: PFN-GMFN table and ELF formatify (was Re: [Xen-devel] xc_get_pfn_list() creates broken core files)

[Keir Fraser]

On 15/1/07 09:16, "Isaku Yamahata" <yamahata at valinux.co.jp> wrote:

> I added PFN-GMFN table to xen dump format and made it ELF format
> based on John's patch. This patch isn't complete yet.
> 
> I choise ELF format because note section can be exteneded easily.
> I suppose that anlysis tools (e.g. crash command) need more auxiliary
> infomation.

Thanks. This is definitely the direction we want to go!

I wonder whether our new save format should be Elf too. I'm not sure it will
buy us anything much, but perhaps the dump format will be extensible enough
if we define suitable extra Elf notes for the extra non-cpu state that we
need. Something to think about.

 -- Keir