From: Christoph Lameter <clameter@sgi.com>
To: Dave McCracken <dmccr@us.ibm.com>
Cc: Hugh Dickins <hugh@veritas.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Linux Memory Management <linux-mm@kvack.org>,
Adam Litke <agl@us.ibm.com>,
wli@holomorphy.com
Subject: Re: [RFC/PATCH] Shared Page Tables [0/2]
Date: Mon, 10 Apr 2006 13:20:59 -0700 (PDT) [thread overview]
Message-ID: <Pine.LNX.4.64.0604101320100.24029@schroedinger.engr.sgi.com> (raw)
In-Reply-To: <200ED4FEFEB8AA8427120DE7@[10.1.1.4]>
On Mon, 10 Apr 2006, Dave McCracken wrote:
> The lock changes to hugetlb are only to support sharing of pmd pages when
> they contain hugetlb pages. They just substitute the struct page lock for
> the page_table_lock, and are only about 30 lines of code. Is this really
> worth separating out?
Ia64 does not use pmd pages for huge pages. It relies instead on a
separate region. I wonder if this works on IA64.
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next prev parent reply other threads:[~2006-04-10 20:20 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-04-10 16:13 Dave McCracken
2006-04-10 17:22 ` Christoph Lameter
2006-04-10 20:11 ` Dave McCracken
2006-04-10 20:20 ` Christoph Lameter [this message]
2006-04-10 20:27 ` Dave McCracken
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