From mboxrd@z Thu Jan  1 00:00:00 1970
Reply-To: Gerrit Huizenga <gh@us.ibm.com>
From: Gerrit Huizenga <gh@us.ibm.com>
Subject: Re: [PATCH 2.5.43-mm2] New shared page table patch 
In-reply-to: Your message of 22 Oct 2002 19:22:14 BST.
             <1035310934.31917.124.camel@irongate.swansea.linux.org.uk>
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Date: Tue, 22 Oct 2002 11:47:37 -0700
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To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Benjamin LaHaise <bcrl@redhat.com>, "Martin J. Bligh" <mbligh@aracnet.com>, Rik van Riel <riel@conectiva.com.br>, "Eric W. Biederman" <ebiederm@xmission.com>, Bill Davidsen <davidsen@tmr.com>, Dave McCracken <dmccr@us.ibm.com>, Andrew Morton <akpm@digeo.com>, Linux Kernel Mailing List <linux-kernel@vger.kernel.org>, Linux Memory Management <linux-mm@kvack.org>
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In message <1035310934.31917.124.camel@irongate.swansea.linux.org.uk>, > : Alan
 Cox writes:
> > I think the fact that large page support doesn't support mmap for users 
> > that need it is utterly appauling; there are numerous places where it is 
> > needed.  The requirement for root-only access makes it useless for most 
> > people, especially in HPC environments where it is most needed as such 
> > machines are usually shared and accounts are non-priveledged.
> 
> I was very suprised the large page crap went in, in the form it
> currently exists. Merging pages makes sense, spotting and doing 4Mb page
> allocations kernel side makes sense. The rest is very questionable

Hmm.  Isn't it great that 2.6/3.0 will be stable soon and we can
start working on this for 2.7/3.1?

gerrit
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