From: Andi Kleen <ak@suse.de>
To: Anton Blanchard <anton@samba.org>
Cc: david@gibson.dropbear.id.au, akpm@osdl.org,
linux-kernel@vger.kernel.org, benh@kernel.crashing.org,
paulus@samba.org, linuxppc64-dev@lists.linuxppc.org
Subject: Re: RFC: COW for hugepages
Date: Wed, 7 Apr 2004 16:50:41 +0200 [thread overview]
Message-ID: <20040407165041.23d8d82a.ak@suse.de> (raw)
In-Reply-To: <20040407142748.GO26474@krispykreme>
On Thu, 8 Apr 2004 00:27:48 +1000
Anton Blanchard <anton@samba.org> wrote:
>
> > Implementing this for ppc64 only is just wrong. Before you do this
> > I would suggest to factor out the common code in the various hugetlbpage
> > implementations and then implement it in common code.
>
> I could say a similar thing about your i386 specific largepage modifications
> in the NUMA api :)
All they did was to modify the code to lazy faulting. That is architecture specific
(and add the mpol code, but that was pretty minor)
COW is a different thing though.
>
> We should probably look at making lots of the arch specific hugetlb code
> common but im not sure we want that to become a prerequisite for merging
> NUMA API and hugepage COW.
That would just make the merging later harder. Making it common first and then
adding features would be better.
-Andi
next prev parent reply other threads:[~2004-04-07 14:50 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-04-07 7:42 RFC: COW for hugepages David Gibson
2004-04-07 7:53 ` Andrew Morton
2004-04-07 8:03 ` Anton Blanchard
2004-04-07 8:29 ` Benjamin Herrenschmidt
2004-04-08 1:57 ` David Gibson
2004-04-07 9:00 ` Zoltan Menyhart
2004-04-08 1:53 ` David Gibson
2004-04-08 11:10 ` Zoltan Menyhart
2004-04-08 14:19 ` David Gibson
2004-04-07 12:34 ` Andi Kleen
2004-04-07 14:27 ` Anton Blanchard
2004-04-07 14:50 ` Andi Kleen [this message]
2004-04-07 21:41 ` Anton Blanchard
2004-04-07 21:47 ` Andi Kleen
2004-04-08 1:11 ` Benjamin Herrenschmidt
2004-04-08 2:01 ` Andrew Morton
2004-04-08 3:09 ` David Gibson
2004-04-08 3:24 ` Andrew Morton
2004-04-08 3:56 ` David Gibson
2004-04-08 1:50 ` David Gibson
2004-04-07 15:21 ` Dave Hansen
2004-04-08 3:22 ` David Gibson
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