Kapish K wrote:
>
> Hello,
> I was looking through the lkcd documentation and have a few
> queries that I would like to seek calrification upon.
> When we talk of dumping memory, what are we talking of? the
> whole real memory or virtual memory?
> What does the memory_start and memory_end flags imply? I
> understand that they indicate the range of memory that is to be
> dumped...and I see that memory_start is set to PAGE_OFFSET. So,
> we are talking of vm here?
> Or am I totally wrong? Kindly clarify. Any pointers would be
> most welcome.
> TIA
The intention is to dump all of virtual memory -- starting at the
base of the kernel memory and walking through to the end (whether
it be by memory_start/memory_end, in 2.2 or going through the page
address (page_address(0) -> page_address(max_mapnr)).
Does that answer your question?
--Matt
P.S. This is going to change soon to deal with CONFIG_DISCONTIGMEM.
>
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