linux-kernel - Re: [git] CFS-devel, group scheduler, fixes

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:	Mon, 24 Sep 2007 12:42:15 +0200
From:	Mike Galbraith <efault@....de>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc:	Tong Li <tong.n.li@...el.com>, Ingo Molnar <mingo@...e.hu>,
	dimm <dmitry.adamushko@...il.com>, linux-kernel@...r.kernel.org,
	Srivatsa Vaddagiri <vatsa@...ux.vnet.ibm.com>
Subject: Re: [git] CFS-devel, group scheduler, fixes

On Mon, 2007-09-24 at 12:24 +0200, Peter Zijlstra wrote:

> how about something like:
> 
>  s64 delta = (s64)(vruntime - min_vruntime);
>  if (delta > 0)
>   min_vruntime += delta;
> 
> That would rid us of most of the funny conditionals there.

That still left me with negative min_vruntimes.  The pinned hogs didn't
lock my box up, but I quickly got the below, so hastily killed it.

se.wait_max              :             7.846949
se.wait_max              :           301.951601
se.wait_max              :             7.071359

	-Mike

-
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/