linux-kernel - Re: [patch/backport] CFS scheduler, -v24, for v2.6.24-rc3, v2.6.23.8, v2.6.22.13, v2.6.21.7

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Date:	Tue, 20 Nov 2007 14:22:19 +0100
From:	Damien Wyart <damien.wyart@...e.fr>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [patch/backport] CFS scheduler, -v24, for v2.6.24-rc3, v2.6.23.8, v2.6.22.13, v2.6.21.7

> > Testing sched-cfs-v2.6.24-rc3-v24.patch on top of 2.6.24-rc3-git1
> > (ignored the two "already applied" messages coming from git1
> > commits), I get a 1.00 minimum load in top, coming from the
> > load_balance_mo thread staying in D-state. I get this on 2 different
> > computers with similar configs, so I am attaching one of them here.

* Ingo Molnar <mingo@...e.hu> [071120 13:55]:
> does the patch below fix that problem for you?

Yes, it does. Thanks for your answer.

Damien

> Index: linux/kernel/sched.c
> ===================================================================
> --- linux.orig/kernel/sched.c
> +++ linux/kernel/sched.c
> @@ -7138,7 +7138,7 @@ static int load_balance_monitor(void *un
>  		else if (timeout < sysctl_sched_max_bal_int_shares)
>  			timeout *= 2;
>  
> -		msleep(timeout);
> +		msleep_interruptible(timeout);
>  	}
>  
>  	return 0;
>
-
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