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Re: memory range??

To: kapish@xxxxxxxxxx
Subject: Re: memory range??
From: "Matt D. Robinson" <yakker@xxxxxxxxxxxxxx>
Date: Wed, 16 May 2001 11:24:45 -0700
Cc: lkcd@xxxxxxxxxxx
Organization: Alacritech, Inc.
References: <200105161624.MAA10591@xxxxxxxxxxxxxxxx>
Sender: owner-lkcd@xxxxxxxxxxx
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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