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Mon, 29 Sep 2025 02:22:35 -0700 (PDT) Received: from victus-lab ([193.205.81.5]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b3e89655b09sm181082366b.77.2025.09.29.02.22.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Sep 2025 02:22:35 -0700 (PDT) From: Yuri Andriaccio To: Ingo Molnar , Peter Zijlstra , Juri Lelli , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Mel Gorman , Valentin Schneider Cc: linux-kernel@vger.kernel.org, Luca Abeni , Yuri Andriaccio Subject: [RFC PATCH v3 16/24] sched/core: Cgroup v2 support Date: Mon, 29 Sep 2025 11:22:13 +0200 Message-ID: <20250929092221.10947-17-yurand2000@gmail.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20250929092221.10947-1-yurand2000@gmail.com> References: <20250929092221.10947-1-yurand2000@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: luca abeni Make rt_runtime_us and rt_period_us virtual files accessible also to the cg= roup v2 controller, effectively enabling the RT_GROUP_SCHED mechanism to cgroups= v2. Signed-off-by: luca abeni Signed-off-by: Yuri Andriaccio --- kernel/sched/core.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 1217f714dd2..f6e9a4b22aa 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -10323,6 +10323,18 @@ static struct cftype cpu_files[] =3D { .write =3D cpu_uclamp_max_write, }, #endif /* CONFIG_UCLAMP_TASK_GROUP */ +#ifdef CONFIG_RT_GROUP_SCHED + { + .name =3D "rt_runtime_us", + .read_s64 =3D cpu_rt_runtime_read, + .write_s64 =3D cpu_rt_runtime_write, + }, + { + .name =3D "rt_period_us", + .read_u64 =3D cpu_rt_period_read_uint, + .write_u64 =3D cpu_rt_period_write_uint, + }, +#endif /* CONFIG_RT_GROUP_SCHED */ { } /* terminate */ }; =20 --=20 2.51.0