linux-kernel - Re: [ckrm-tech] [patch02/05]: Containers(V2)- Generic Linux kernel changes

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

Date:	Wed, 20 Sep 2006 18:33:32 -0700
From:	Chandra Seetharaman <sekharan@...ibm.com>
To:	Christoph Lameter <clameter@....com>
Cc:	Andi Kleen <ak@...e.de>, rohitseth@...gle.com,
	linux-kernel <linux-kernel@...r.kernel.org>, devel@...nvz.org,
	CKRM-Tech <ckrm-tech@...ts.sourceforge.net>
Subject: Re: [ckrm-tech] [patch02/05]: Containers(V2)- Generic Linux kernel
	changes

On Wed, 2006-09-20 at 17:23 -0700, Christoph Lameter wrote:
> On Wed, 20 Sep 2006, Andi Kleen wrote:
> 
> > There are lots of different cases. At least for anonymous memory 
> > ->mapping should be free. Perhaps that could be used for anonymous
> > memory and a separate data structure for the important others.
> 
> mapping is used for swap and to point to the anon vma.
> 
> > slab should have at least one field free too, although it might be a different
> > one (iirc Christoph's rewrite uses more than the current slab, but it would
> > surprise me if he needed all) 
> 
> slab currently has lots of fields free but my rewrite uses all of them.
> And AFAICT this patchset does not track slab pages.
> 
> Hmm.... Build a radix tree with pointers to the pages?

Yes, that would be a way to isolate the overhead.

-- 

----------------------------------------------------------------------
    Chandra Seetharaman               | Be careful what you choose....
              - sekharan@...ibm.com   |      .......you may get it.
----------------------------------------------------------------------


-
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/