linux-kernel - RE: [PATCH] sched: Enable arch-specific asym packing option in sched domain

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <1336470398.16236.16.camel@twins>
Date:	Tue, 08 May 2012 11:46:38 +0200
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	Diwakar Tundlam <dtundlam@...dia.com>
Cc:	'Ingo Molnar' <mingo@...nel.org>,
	'Andrew Morton' <akpm@...ux-foundation.org>,
	'Christoph Lameter' <cl@...two.org>,
	'Michael Neuling' <mikey@...ling.org>,
	'Stephen Rothwell' <sfr@...b.auug.org.au>,
	'Benjamin Herrenschmidt' <benh@...nel.crashing.org>,
	'David Rientjes' <rientjes@...gle.com>,
	"'linux-kernel@...r.kernel.org'" <linux-kernel@...r.kernel.org>,
	Peter De Schrijver <pdeschrijver@...dia.com>
Subject: RE: [PATCH] sched: Enable arch-specific asym packing option in
 sched domain

On Mon, 2012-05-07 at 10:25 -0700, Diwakar Tundlam wrote:
> I will rework the patch with guidance from other experts.

But please also expand on the actual hardware and its needs. I still
don't understand why you want the CPU domain and not the MC domain. So
explain the physical topology, the way the arm architecture code maps
this to linux topology and how asym_packing helps conserve power.


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/