From: Dave Hansen <haveblue@us.ibm.com>
To: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: linux-mm <linux-mm@kvack.org>
Subject: Re: sparsemem & sparsemem extreme question
Date: Wed, 05 Oct 2005 10:20:09 -0700 [thread overview]
Message-ID: <1128532809.26009.39.camel@localhost> (raw)
In-Reply-To: <20051005171230.GA10204@osiris.ibm.com>
On Wed, 2005-10-05 at 19:12 +0200, Heiko Carstens wrote:
> > > That's a matter of fact and what the Specs say...
> > I'd appreciate any pointer to the relevant information, especially the
> > stuff that explains just how sparse a physical address space can be on
> > that architecture. What would discontigmem have done with the same
> > layout? Does s390 even support discontigmem?
>
> s390 does not support discontigmem at all. And unfortunately the
> documentation is not publicly available yet, sorry.
> Anything specific you need to know about the memory layout?
How sparse is it? How few present pages can be there be in a worst-case
physical area?
-- Dave
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next prev parent reply other threads:[~2005-10-05 17:20 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-10-04 6:50 Heiko Carstens
2005-10-04 14:33 ` Andy Whitcroft
2005-10-04 16:15 ` Dave Hansen
2005-10-05 6:39 ` Heiko Carstens
2005-10-05 15:52 ` Dave Hansen
2005-10-05 15:58 ` Heiko Carstens
2005-10-05 16:05 ` Dave Hansen
2005-10-05 16:10 ` Heiko Carstens
2005-10-05 16:20 ` Dave Hansen
2005-10-05 17:12 ` Heiko Carstens
2005-10-05 17:20 ` Dave Hansen [this message]
2005-10-05 17:45 ` Heiko Carstens
2005-10-05 17:57 ` Dave Hansen
2005-10-05 18:04 ` Heiko Carstens
2005-10-05 18:42 ` Bob Picco
2005-10-05 22:06 ` Dave Hansen
2005-10-06 7:39 ` Heiko Carstens
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