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Fri, 24 Jan 2025 21:25:44 -0800 (PST) From: Abel Wu To: Tejun Heo , Johannes Weiner , =?UTF-8?q?Michal=20Koutn=C3=BD?= , Jonathan Corbet , Ingo Molnar , Peter Zijlstra , Juri Lelli , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Mel Gorman , Valentin Schneider , Andrew Morton , Yury Norov , Abel Wu , Thomas Gleixner , Bitao Hu , Chen Ridong Cc: cgroups@vger.kernel.org (open list:CONTROL GROUP (CGROUP)), linux-doc@vger.kernel.org (open list:DOCUMENTATION), linux-kernel@vger.kernel.org (open list) Subject: [PATCH v2 0/3] Fix and cleanup and extend cpu.stat Date: Sat, 25 Jan 2025 13:25:09 +0800 Message-Id: <20250125052521.19487-1-wuyun.abel@bytedance.com> X-Mailer: git-send-email 2.37.3 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Patch 1: fixes an issue that forceidle time can be inconsistant with other cputimes. Patch 2: cleans up the #ifdef mess in cpu.stat. Patch 3: extend run_delay accounting to cgroup to show how severely a cgroup is stalled. v2: - Fix internal function naming. (Michal Koutny) Abel Wu (3): cgroup/rstat: Fix forceidle time in cpu.stat cgroup/rstat: Cleanup cpu.stat once for all cgroup/rstat: Add run_delay accounting for cgroups Documentation/admin-guide/cgroup-v2.rst | 1 + include/linux/cgroup-defs.h | 3 + include/linux/kernel_stat.h | 14 +++++ kernel/cgroup/rstat.c | 75 ++++++++++++++++--------- kernel/sched/cputime.c | 12 ++++ kernel/sched/stats.h | 2 + 6 files changed, 79 insertions(+), 28 deletions(-) -- 2.37.3