From: Yuyang Du <yuyang.du@intel.com>
To: mingo@redhat.com, peterz@infradead.org, linux-kernel@vger.kernel.org
Cc: cebbert.lkml@gmail.com, pjt@google.com, bsegall@google.com,
arjan.van.de.ven@intel.com, len.brown@intel.com,
rafael.j.wysocki@intel.com, alan.cox@intel.com,
mark.gross@intel.com, fengguang.wu@intel.com
Subject: Re: [RESEND PATCH 1/3 v5] sched: Remove update_rq_runnable_avg
Date: Wed, 22 Oct 2014 08:23:11 +0800 [thread overview]
Message-ID: <20141022002311.GD2577@intel.com> (raw)
In-Reply-To: <1412907717-2871-2-git-send-email-yuyang.du@intel.com>
On Fri, Oct 10, 2014 at 10:21:55AM +0800, Yuyang Du wrote:
>
> diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c index 627b3c3..da0b7d5 100644
> --- a/kernel/sched/debug.c
> +++ b/kernel/sched/debug.c
> - if (!se) {
> - struct sched_avg *avg = &cpu_rq(cpu)->avg;
> - P(avg->runnable_avg_sum);
> - P(avg->runnable_avg_period);
> - return;
> - }
This is a bug. Should be:
- if (!se)
- return;
Thanks to 0Day, and good improvement as previously this bug was not found.
Also thanks to Chuck Ebbert.
next prev parent reply other threads:[~2014-10-22 8:22 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-10 2:21 [RESEND PATCH 0/3 v5] sched: Rewrite per entity runnable load average tracking Yuyang Du
2014-10-10 2:21 ` [RESEND PATCH 1/3 v5] sched: Remove update_rq_runnable_avg Yuyang Du
2014-10-22 0:23 ` Yuyang Du [this message]
2014-10-10 2:21 ` [RESEND PATCH 2/3 v5] sched: Rewrite per entity runnable load average tracking Yuyang Du
2014-10-21 14:32 ` Peter Zijlstra
2014-10-21 23:33 ` Yuyang Du
2014-10-21 14:54 ` Peter Zijlstra
2014-10-21 23:39 ` Yuyang Du
2014-10-21 14:56 ` Peter Zijlstra
2014-10-22 0:13 ` Yuyang Du
2014-10-22 10:04 ` Peter Zijlstra
2014-10-22 10:28 ` Peter Zijlstra
2014-10-23 11:06 ` Dietmar Eggemann
2014-10-23 11:06 ` Dietmar Eggemann
2014-10-24 1:49 ` Yuyang Du
2014-10-10 2:21 ` [RESEND PATCH 3/3 v5] sched: Remove task and group entity load_avg when they are dead Yuyang Du
2014-10-22 10:31 ` Peter Zijlstra
2014-10-10 10:25 ` [RESEND PATCH 0/3 v5] sched: Rewrite per entity runnable load average tracking Peter Zijlstra
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