Re: [patch] CFS scheduler, -v18

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To: Ingo Molnar <mingo@...>

Cc: Dmitry Adamushko <dmitry.adamushko@...>, Linux Kernel <linux-kernel@...>

Subject: Re: [patch] CFS scheduler, -v18

Date: Monday, July 2, 2007 - 12:40 pm

On 7/2/07, Ingo Molnar <mingo@elte.hu> wrote:
quoted text> thx. As an initial matter, could you double-check whether your v18
> kernel source has the patch below applied already?
>
>         Ingo
>
> Index: linux/kernel/sched_fair.c
> ===================================================================
> --- linux.orig/kernel/sched_fair.c
> +++ linux/kernel/sched_fair.c
> @@ -342,8 +342,9 @@ update_stats_enqueue(struct cfs_rq *cfs_
>                 s64 tmp;
>
>                 if (se->wait_runtime < 0) {
> -                       tmp = (0 - se->wait_runtime) << NICE_0_SHIFT;
> -                       key += (tmp * se->load.inv_weight) >> WMULT_SHIFT;
> +                       tmp = -se->wait_runtime;
> +                       key += (tmp * se->load.inv_weight) >>
> +                                       (WMULT_SHIFT - NICE_0_SHIFT);
>                 } else {
>                         tmp = se->wait_runtime * se->load.weight;
>                         key -= tmp >> NICE_0_SHIFT;
>
>

It does.

Vegard
-
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Messages in current thread:

[patch] CFS scheduler, -v18, Ingo Molnar, (Fri Jun 22, 6:02 pm)

Re: [patch] CFS scheduler, -v18, Vegard Nossum, (Mon Jul 2, 7:44 am)

Re: [patch] CFS scheduler, -v18, Ingo Molnar, (Tue Jul 3, 3:15 am)

Re: [patch] CFS scheduler, -v18, Vegard Nossum, (Tue Jul 3, 5:11 am)

Re: [patch] CFS scheduler, -v18, Bill Davidsen, (Mon Jul 2, 10:13 am)

Re: [patch] CFS scheduler, -v18, Dmitry Adamushko, (Mon Jul 2, 9:01 am)

Re: [patch] CFS scheduler, -v18, Vegard Nossum, (Mon Jul 2, 9:43 am)

Re: [patch] CFS scheduler, -v18, Ingo Molnar, (Mon Jul 2, 11:50 am)

Re: [patch] CFS scheduler, -v18, Vegard Nossum, (Mon Jul 2, 12:40 pm)

Re: [patch] CFS scheduler, -v18, Mike Galbraith, (Tue Jul 3, 3:12 am)

Re: [patch] CFS scheduler, -v18, Ingo Molnar, (Tue Jul 3, 3:22 am)

Re: [patch] CFS scheduler, -v18, Andi Kleen, (Wed Jul 4, 8:11 am)

Re: [patch] CFS scheduler, -v18, Keith Packard, (Tue Jul 3, 4:08 am)

Re: [patch] CFS scheduler, -v18, Ingo Molnar, (Tue Jul 3, 4:31 am)

Re: [patch] CFS scheduler, -v18, Ingo Molnar, (Mon Jul 2, 2:13 pm)

Re: [patch] CFS scheduler, -v18, Vegard Nossum, (Tue Jul 3, 3:01 am)

Re: [patch] CFS scheduler, -v18, Willy Tarreau, (Sat Jun 30, 5:06 pm)

Re: [patch] CFS scheduler, -v18, Ingo Molnar, (Sun Jul 1, 4:31 am)

Re: [patch] CFS scheduler, -v18, Ingo Molnar, (Sun Jul 1, 4:45 am)

Re: [patch] CFS scheduler, -v18, Willy Tarreau, (Sun Jul 1, 5:00 am)

RE: [patch] CFS scheduler, -v18, Fortier,Vincent [Montreal]..., (Tue Jun 26, 4:17 pm)

Re: [patch] CFS scheduler, -v18, Ingo Molnar, (Wed Jun 27, 6:51 am)

Re: [patch] CFS scheduler, -v18, Willy Tarreau, (Sat Jun 23, 9:24 am)

Re: [patch] CFS scheduler, -v18, Ingo Molnar, (Sun Jun 24, 11:52 am)

Re: [patch] CFS scheduler, -v18, Willy Tarreau, (Sun Jun 24, 1:08 pm)

Re: [patch] CFS scheduler, -v18, Ingo Molnar, (Sun Jun 24, 4:31 pm)

Re: [patch] CFS scheduler, -v18, Antonino Ingargiola, (Sat Jun 23, 6:22 am)

Re: [patch] CFS scheduler, -v18, Ingo Molnar, (Sat Jun 23, 1:25 pm)

Re: [patch] CFS scheduler, -v18, Antonino Ingargiola, (Sun Jun 24, 6:02 am)

Re: [patch] CFS scheduler, -v18, Ingo Molnar, (Sun Jun 24, 7:07 am)

Re: [patch] CFS scheduler, -v18, Antonino Ingargiola, (Mon Jun 25, 3:27 am)

Re: [patch] CFS scheduler, -v18, Gene Heskett, (Fri Jun 22, 7:08 pm)

Re: [patch] CFS scheduler, -v18, Ingo Molnar, (Sat Jun 23, 3:11 am)

Re: [patch] CFS scheduler, -v18, Gene Heskett, (Sat Jun 23, 5:55 am)

Re: [patch] CFS scheduler, -v18, S.Çağlar, (Fri Jun 22, 6:09 pm)

Re: [patch] CFS scheduler, -v18, S.Çağlar, (Fri Jun 22, 6:16 pm)

Re: [patch] CFS scheduler, -v18, Ingo Molnar, (Fri Jun 22, 6:20 pm)

Re: [patch] CFS scheduler, -v18, Andrew Morton, (Mon Jun 25, 11:02 pm)

Re: [patch] CFS scheduler, -v18, Ingo Molnar, (Tue Jun 26, 4:38 am)

Re: [patch] CFS scheduler, -v18, Andrew Morton, (Tue Jun 26, 5:00 am)

Re: [patch] CFS scheduler, -v18, Ingo Molnar, (Tue Jun 26, 5:38 am)


linux-kernel:
Pavel Emelianov	[RFC][PATCH 4/7] RSS accounting hooks over the code
Rafael J. Wysocki	2.6.26-rc6-git2: Reported regressions from 2.6.25
Adrian Bunk	[2/2] 2.6.21-rc7: known regressions
Greg KH	Re: [malware-list] [RFC 0/5] [TALPA] Intro to a linux interface for on access scan...
linux-netdev:
Jan Engelhardt	Re: iptables very slow after commit 784544739a25c30637397ace5489eeb6e15d7d49
David Miller	[GIT]: Networking
Gerrit Renker	[PATCH 27/37] dccp: Integration of dynamic feature activation - part 2 (server side)
Jarek Poplawski	[PATCH] pkt_sched: Destroy gen estimators under rtnl_lock().
openbsd-misc:

git:

Re: [patch] CFS scheduler, -v18

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