From: Christoph Lameter <clameter@sgi.com>
To: Nick Piggin <npiggin@suse.de>
Cc: Andi Kleen <ak@suse.de>, Ingo Molnar <mingo@elte.hu>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Linux Memory Management List <linux-mm@kvack.org>
Subject: Re: [rfc] balance-on-fork NUMA placement
Date: Thu, 2 Aug 2007 17:52:28 -0700 (PDT) [thread overview]
Message-ID: <Pine.LNX.4.64.0708021748110.13312@schroedinger.engr.sgi.com> (raw)
In-Reply-To: <20070803002639.GC14775@wotan.suse.de>
On Fri, 3 Aug 2007, Nick Piggin wrote:
> > Add a (slow) kmalloc_policy? Strict Object round robin for interleave
> > right? It probably needs its own RR counter otherwise it disturbs the per
> > task page RR.
>
> I guess interleave could be nice for other things, but for this, I
> just want MPOL_BIND to work. The problem is that the pagetable copying
> etc codepaths cover a lot of code and some of it (eg pagetable allocation)
> is used for other paths as well.. so I was just hoping to do something
> less intrusive for now if possible.
Ok. So MPOL_BIND on a single node. We would have to save the current
memory policy on the stack and then restore it later. Then you would need
a special call anyways.
Or is there some way to execute the code on the target cpu? That may be
the easiest solution.
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next prev parent reply other threads:[~2007-08-03 0:52 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-31 5:41 Nick Piggin
2007-07-31 8:01 ` Ingo Molnar
2007-08-01 0:21 ` Nick Piggin
2007-08-01 6:19 ` Ingo Molnar
2007-07-31 9:14 ` Andi Kleen
2007-07-31 23:40 ` Christoph Lameter
2007-08-01 8:39 ` Andi Kleen
2007-08-02 3:42 ` Nick Piggin
2007-08-02 19:58 ` Christoph Lameter
2007-08-03 0:26 ` Nick Piggin
2007-08-03 0:52 ` Christoph Lameter [this message]
2007-08-03 0:57 ` Nick Piggin
2007-08-03 1:02 ` Christoph Lameter
2007-08-03 1:14 ` Nick Piggin
2007-08-03 1:34 ` Christoph Lameter
2007-08-03 3:14 ` Nick Piggin
2007-08-03 5:47 ` Christoph Lameter
2007-08-01 0:23 ` Nick Piggin
2007-08-01 17:53 ` Martin Bligh
2007-08-01 18:32 ` Lee Schermerhorn
2007-08-01 22:52 ` Martin Bligh
2007-08-02 1:36 ` Nick Piggin
2007-08-02 18:33 ` Martin Bligh
2007-08-03 0:20 ` Nick Piggin
2007-08-03 20:10 ` Siddha, Suresh B
2007-08-06 1:20 ` Nick Piggin
2007-08-02 14:49 ` Lee Schermerhorn
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