From: "Martin J. Bligh" <mbligh@aracnet.com>
To: Dave Hansen <haveblue@us.ibm.com>, Andy Whitcroft <apw@shadowen.org>
Cc: lhms-devel@lists.sourceforge.net, linux-mm@kvack.org
Subject: Re: [RFC] sparsemem patches (was nonlinear)
Date: Thu, 28 Oct 2004 09:19:11 -0700 [thread overview]
Message-ID: <1278150000.1098980350@[10.10.2.4]> (raw)
In-Reply-To: <418118A1.9060004@us.ibm.com>
> Have you given any thought to using virt_to_page(page)->foo method to
> store section information instead of using page->flags? It seems we're
> already sucking up page->flags left and right, and I'd hate to consume
> that many more.
It doesn't add any more. It reuses the existing overload space.
Only exception was if you wanted a billion piddly little segments on a 32bit.
Tough, don't do that ;-) For 64 bit, it's a non-issue.
M.
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next prev parent reply other threads:[~2004-10-28 16:19 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <098973549.shadowen.org>
2004-10-28 16:04 ` Dave Hansen
2004-10-28 16:19 ` Martin J. Bligh [this message]
2004-10-28 16:32 ` Andy Whitcroft
2004-10-28 16:52 ` [Lhms-devel] " Dave Hansen
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