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([2601:188:c102:b180:1f8b:71d0:77b1:1f6e]) by smtp.gmail.com with ESMTPSA id 71dfb90a1353d-5633ad02b3bsm3973267e0c.2.2026.01.07.11.57.02 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 07 Jan 2026 11:57:08 -0800 (PST) From: Waiman Long X-Google-Original-From: Waiman Long Message-ID: <9deefb73-fb3a-4bb0-a808-88c478ea3240@redhat.com> Date: Wed, 7 Jan 2026 14:57:00 -0500 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCHv2 0/2] sched/deadline: Fix potential race in dl_add_task_root_domain() To: Peter Zijlstra Cc: cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, Tejun Heo , Chen Ridong , Pierre Gondois , Ingo Molnar , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Mel Gorman , Valentin Schneider , Juri Lelli , Pingfan Liu References: <20251119095525.12019-3-piliu@redhat.com> <20251125032630.8746-1-piliu@redhat.com> Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 11/25/25 3:14 AM, Juri Lelli wrote: > Hi, > > On 25/11/25 11:26, Pingfan Liu wrote: >> These two patches address the issue reported by Juri [1] (thanks!). >> >> The first removes an unnecessary comment, the second is the actual fix. >> >> @Tejun, while these could be squashed together, I kept them separate to >> maintain the one-patch-one-purpose rule. let me know if you'd like me to >> resend these in a different format, or feel free to adjust as needed. >> >> [1]: https://lore.kernel.org/lkml/aSBjm3mN_uIy64nz@jlelli-thinkpadt14gen4.remote.csb >> >> Pingfan Liu (2): >> sched/deadline: Remove unnecessary comment in >> dl_add_task_root_domain() >> sched/deadline: Fix potential race in dl_add_task_root_domain() >> >> kernel/sched/deadline.c | 12 ++---------- >> 1 file changed, 2 insertions(+), 10 deletions(-) > For both > > Acked-by: Juri Lelli Peter, Are these 2 patches eligible to be merged into the the scheduler branch of the tip tree? These are bug fixes to the deadline scheduler code. Cheers, Longman