From: Tejun Heo <tj@kernel.org>
To: Waiman Long <longman@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>,
Will Deacon <will@kernel.org>,
linux-kernel@vger.kernel.org, kernel-team@android.com,
Zefan Li <lizefan.x@bytedance.com>,
Johannes Weiner <hannes@cmpxchg.org>,
cgroups@vger.kernel.org
Subject: Re: [PATCH 1/2] cpuset: Fix cpuset_cpus_allowed() to not filter offline CPUs
Date: Thu, 2 Feb 2023 10:48:45 -1000 [thread overview]
Message-ID: <Y9whrU4IUeleqdrt@slm.duckdns.org> (raw)
In-Reply-To: <2bc730db-704d-080b-6869-02f6d0035fad@redhat.com>
On Thu, Feb 02, 2023 at 03:46:02PM -0500, Waiman Long wrote:
> > > I will work on a patchset to do that as a counter offer.
> > We will need a small and simple patch for /urgent, or I will need to
> > revert all your patches -- your call.
> >
> > I also don't tihnk you fully appreciate the ramifications of
> > task_cpu_possible_mask(), cpuset currently gets that quite wrong.
>
> OK, I don't realize the urgency of that. If it is that urgent, I will have
> no objection to get it in for now. We can improve it later on. So are you
> planning to get it into the current 6.2 rc or 6.3?
>
> Tejun, are you OK with that as you are the cgroup maintainer?
Yeah, gotta fix the regression but is there currently a solution which fixes
the regression but doesn't further break other stuff?
Thanks.
--
tejun
next prev parent reply other threads:[~2023-02-02 20:49 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-31 22:17 [PATCH 0/2] Fix broken cpuset affinity handling on heterogeneous systems Will Deacon
2023-01-31 22:17 ` [PATCH 1/2] cpuset: Fix cpuset_cpus_allowed() to not filter offline CPUs Will Deacon
2023-02-01 4:14 ` Waiman Long
2023-02-01 9:14 ` Peter Zijlstra
2023-02-01 15:16 ` Waiman Long
2023-02-01 18:46 ` Waiman Long
2023-02-01 19:14 ` Waiman Long
2023-02-01 19:17 ` Waiman Long
2023-02-01 21:10 ` Peter Zijlstra
2023-02-02 3:34 ` Waiman Long
2023-02-03 11:50 ` Will Deacon
2023-02-03 15:13 ` Waiman Long
2023-02-03 15:26 ` Peter Zijlstra
2023-02-03 15:35 ` Waiman Long
2023-02-02 8:34 ` Peter Zijlstra
2023-02-02 16:06 ` Waiman Long
2023-02-02 19:42 ` Peter Zijlstra
2023-02-02 20:46 ` Waiman Long
2023-02-02 20:48 ` Tejun Heo [this message]
2023-02-02 20:53 ` Waiman Long
2023-02-02 21:05 ` Waiman Long
2023-02-02 21:50 ` Tejun Heo
2023-02-03 0:54 ` Waiman Long
2023-02-03 16:31 ` Will Deacon
2023-01-31 22:17 ` [PATCH 2/2] cpuset: Call set_cpus_allowed_ptr() with appropriate mask for task Will Deacon
2023-02-01 2:22 ` Waiman Long
2023-02-01 9:15 ` Peter Zijlstra
2023-02-01 15:03 ` Waiman Long
2023-02-01 9:27 ` Peter Zijlstra
2023-02-03 17:55 ` Waiman Long
2023-02-06 20:21 ` Tejun Heo
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