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[195.250.132.146]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4801e86c1b2sm199658755e9.3.2026.01.19.09.42.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 19 Jan 2026 09:42:11 -0800 (PST) From: =?utf-8?q?Michal_Koutn=C3=BD?= Subject: [PATCH 0/3] sched/rt: Fix schedulable check with rt_group_sched=0 and cleanups Date: Mon, 19 Jan 2026 18:41:18 +0100 Message-Id: <20260119-sched-rert_groups-v1-0-80c1e5269910@suse.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-B4-Tracking: v=1; b=H4sIAL5sbmkC/x3MSwqAMAwA0atI1haa+kOvIiLSxpqNSqIiiHe3u HyLmQeUhEmhyx4Qulh5WxMwz8Av0xrJcEgGZ11tEVujfqFghOQYo2znrqYskFyoAvqqgdTtQjP f/7Mf3vcDGyepZWMAAAA= X-Change-ID: 20260119-sched-rert_groups-431e2d5d1c57 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, =?utf-8?q?Michal_Koutn=C3=BD?= X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=767; i=mkoutny@suse.com; h=from:subject:message-id; bh=L47QmKUJlkdDvgyFIGJhlomrAMKfMNVN6ffkncoGFuo=; b=owGbwMvMwCVWZ8v0fMrtHxyMp9WSGDLzcp4vUZFm5WqataYykMny08p1Is1T2+71PPrzsvqV8 N5rLp2VHRNZGMS4GCzFFFmchPNY53+QcbM83fUFZg4rE8gQaZEGBiBgYeDLTcwrNdIx0jPVNtQz NNQBMhm4OAVgqptYGBlmSVS+bX+/7X2v66V15YxCXc3LQrRVxAUEeM4+0E7w25fK8D9ik9LTS7x p8TbT7p6/O3fllvvsWVbHwyMvCimtffhvojIvAA== X-Developer-Key: i=mkoutny@suse.com; a=openpgp; fpr=9F2AB6F1F2BBEE7621C1B620CFDED9A2FD1314F0 The crux is the first commit which fixes how sysctl kernel.sched_rt_runtime_us changes are validated with CONFIG_RT_GROUP_SCHED but rt_group_sched=0. The rest are cleanups that occurred to me. Signed-off-by: Michal Koutný --- Michal Koutný (3): sched/rt: Skip group schedulable check with rt_group_sched=0 sched/rt: Move group schedulability check to sched_rt_global_validate() sched/rt: Cleanup global RT bandwidth functions kernel/sched/rt.c | 42 +++++++++--------------------------------- 1 file changed, 9 insertions(+), 33 deletions(-) --- base-commit: 944aacb68baf7624ab8d277d0ebf07f025ca137c change-id: 20260119-sched-rert_groups-431e2d5d1c57 Best regards, -- Michal Koutný