From: Chen Yu <yu.c.chen@intel.com>
To: Tianchen Ding <dtcccc@linux.alibaba.com>
Cc: Xuewen Yan <xuewen.yan94@gmail.com>,
Peter Zijlstra <peterz@infradead.org>,
Abel Wu <wuyun.abel@bytedance.com>,
Ingo Molnar <mingo@redhat.com>,
Vincent Guittot <vincent.guittot@linaro.org>,
Juri Lelli <juri.lelli@redhat.com>,
Tim Chen <tim.c.chen@intel.com>,
Tiwei Bie <tiwei.btw@antgroup.com>,
Honglei Wang <wanghonglei@didichuxing.com>,
"Aaron Lu" <aaron.lu@intel.com>, Chen Yu <yu.chen.surf@gmail.com>,
Yujie Liu <yujie.liu@intel.com>, <linux-kernel@vger.kernel.org>,
kernel test robot <oliver.sang@intel.com>
Subject: Re: [RFC PATCH] sched/eevdf: Return leftmost entity in pick_eevdf() if no eligible entity is found
Date: Thu, 18 Apr 2024 13:52:46 +0800 [thread overview]
Message-ID: <ZiC1LuqGAXGHgeDo@chenyu5-mobl2> (raw)
In-Reply-To: <c3959f3e-ca17-4c27-9dd2-504b95f2653c@linux.alibaba.com>
On 2024-04-18 at 11:37:31 +0800, Tianchen Ding wrote:
> Hi, we've found a bug about reweight_eevdf(). Would you also please try this
> patchset?
>
> https://lore.kernel.org/all/20240306022133.81008-1-dtcccc@linux.alibaba.com/
>
Sure, I'll have a try after I test Xuewen's patch. I assume your fix is mainly in
2/2 which adjusts the se->vruntime in reweight_eevdf() by using the correct
avg_vruntime(), although it might not be directly related to the s64 overflow issue
here, it is worthy a fix.
thanks,
Chenyu
next prev parent reply other threads:[~2024-04-18 5:53 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-26 8:23 [RFC PATCH] sched/eevdf: Return leftmost entity in pick_eevdf() if no eligible entity is found Chen Yu
2024-02-28 9:04 ` Xuewen Yan
2024-02-28 15:24 ` Chen Yu
2024-02-29 12:10 ` Xuewen Yan
2024-03-01 6:46 ` Chen Yu
2024-02-29 9:00 ` Abel Wu
2024-03-01 7:07 ` Chen Yu
2024-03-01 8:42 ` Abel Wu
2024-04-08 12:00 ` Peter Zijlstra
2024-04-08 11:58 ` Peter Zijlstra
2024-04-08 13:11 ` Chen Yu
2024-04-09 9:21 ` Peter Zijlstra
2024-04-15 7:22 ` Peter Zijlstra
2024-04-15 8:03 ` Chen Yu
2024-04-17 18:34 ` Chen Yu
2024-04-18 2:57 ` Xuewen Yan
2024-04-18 3:08 ` Chen Yu
2024-04-18 3:37 ` Tianchen Ding
2024-04-18 5:52 ` Chen Yu [this message]
2024-04-18 6:16 ` Tianchen Ding
2024-04-18 13:03 ` Chen Yu
2024-04-18 23:45 ` Tim Chen
2024-04-19 8:24 ` Peter Zijlstra
2024-04-19 8:45 ` Peter Zijlstra
2024-04-19 9:20 ` Xuewen Yan
2024-04-19 9:17 ` Xuewen Yan
2024-04-19 10:04 ` Chen Yu
2024-04-19 16:24 ` Peter Zijlstra
2024-04-19 17:22 ` Chen Yu
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