From: Andi Kleen <ak@suse.de>
To: Andrea Arcangeli <andrea@suse.de>
Cc: akpm@osdl.org, mbligh@aracnet.com, colpatch@us.ibm.com,
linux-kernel@vger.kernel.org
Subject: Re: NUMA API for Linux
Date: Thu, 8 Apr 2004 02:51:11 +0200 [thread overview]
Message-ID: <20040408025111.5f6ee941.ak@suse.de> (raw)
In-Reply-To: <20040408002626.GZ26888@dualathlon.random>
On Thu, 8 Apr 2004 02:26:26 +0200
Andrea Arcangeli <andrea@suse.de> wrote:
> On Thu, Apr 08, 2004 at 02:14:48AM +0200, Andi Kleen wrote:
> > Eliminate the RB color field or use rb_next() instead of vm_next. First
> > alternative is cheaper.
>
> with eliminate I assume you mean to reuse a bit in the vma for that
> (like vma->vm_flags), somewhere the color bit info is needed to make the
> rebalanacing in mmap quick but to still guarantee the max height <= 2 *
> min height.
Yes. Put it either into flags or into the low order bits of a pointer.
-Andi
next prev parent reply other threads:[~2004-04-08 0:51 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-04-07 21:24 NUMA API for Linux Matthew Dobson
2004-04-07 21:27 ` Andi Kleen
2004-04-07 21:41 ` Matthew Dobson
2004-04-07 21:45 ` Andi Kleen
2004-04-07 22:19 ` Matthew Dobson
2004-04-08 0:58 ` Matthew Dobson
2004-04-08 1:31 ` Andi Kleen
2004-04-08 18:36 ` Matthew Dobson
2004-04-09 1:09 ` Matthew Dobson
2004-04-09 5:29 ` Martin J. Bligh
2004-04-09 18:44 ` Matthew Dobson
2004-04-15 0:38 ` Matthew Dobson
2004-04-15 10:39 ` Andi Kleen
2004-04-15 11:48 ` Robin Holt
2004-04-15 18:32 ` Matthew Dobson
2004-04-15 19:44 ` Matthew Dobson
2004-04-07 21:35 ` Matthew Dobson
2004-04-07 21:51 ` Andrew Morton
2004-04-07 22:16 ` Andi Kleen
2004-04-07 22:34 ` Andrew Morton
2004-04-07 22:39 ` Martin J. Bligh
2004-04-07 22:33 ` Andi Kleen
2004-04-07 22:38 ` Martin J. Bligh
2004-04-07 22:38 ` Andi Kleen
2004-04-07 22:52 ` Andrew Morton
2004-04-07 23:09 ` Martin J. Bligh
2004-04-07 23:35 ` Andi Kleen
2004-04-07 23:56 ` Andrew Morton
2004-04-08 0:14 ` Andi Kleen
2004-04-08 0:26 ` Andrea Arcangeli
2004-04-08 0:51 ` Andi Kleen [this message]
2004-04-08 16:15 ` Hugh Dickins
2004-04-08 17:05 ` Martin J. Bligh
2004-04-08 18:16 ` Hugh Dickins
2004-04-08 19:25 ` Andrew Morton
2004-04-09 2:41 ` Wim Coekaerts
2004-04-08 0:22 ` Andrea Arcangeli
[not found] <1IsMQ-3vi-35@gated-at.bofh.it>
[not found] ` <1IsMS-3vi-45@gated-at.bofh.it>
[not found] ` <1It5U-3J1-21@gated-at.bofh.it>
[not found] ` <1ItfE-3PL-3@gated-at.bofh.it>
[not found] ` <1ISQC-7Cv-5@gated-at.bofh.it>
2004-04-09 5:39 ` Andi Kleen
[not found] <1IL3l-1dP-35@gated-at.bofh.it>
[not found] ` <1IMik-2is-37@gated-at.bofh.it>
2004-04-08 19:20 ` Rajesh Venkatasubramanian
2004-04-08 19:48 ` Hugh Dickins
2004-04-08 19:57 ` Rajesh Venkatasubramanian
2004-04-08 19:52 ` Andrea Arcangeli
-- strict thread matches above, loose matches on Subject: below --
2004-04-06 13:33 Andi Kleen
2004-04-06 23:35 ` Paul Jackson
2004-04-08 20:12 ` Pavel Machek
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