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([140.174.219.137]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-890770d17a3sm143643336d6.9.2026.01.12.13.42.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 12 Jan 2026 13:42:26 -0800 (PST) From: Emil Tsalapatis To: sched-ext@lists.linux.dev Cc: changwoo@igalia.com, arighi@nvidia.com, tj@kernel.org, void@manifault.com, Emil Tsalapatis Subject: [PATCH 0/4] tools/sched_ext: Add example C schedulers Date: Mon, 12 Jan 2026 16:41:27 -0500 Message-ID: <20260112214131.50236-1-emil@etsalapatis.com> X-Mailer: git-send-email 2.49.0 Precedence: bulk X-Mailing-List: sched-ext@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add to the tree several C sched-ext schedulers developed and maintained out-of-tree by the sched-ext project over the years. These schedulers demonstrate sched-ext's feature set and provide a starting point for scheduler development. Place the schedulers together with the existing examples in tools/sched_ext. Signed-off-by: Emil Tsalapatis Emil Tsalapatis (4): tools/sched_ext: add scx_nest scheduler tools/sched_ext: add scx_userland scheduler tools/sched_ext: add scx_pair scheduler tools/sched_ext: add arena based scheduler tools/sched_ext/Makefile | 2 +- tools/sched_ext/scx_nest.bpf.c | 652 +++++++++++++++++++++++ tools/sched_ext/scx_nest.c | 240 +++++++++ tools/sched_ext/scx_nest.h | 18 + tools/sched_ext/scx_nest_stats_table.h | 20 + tools/sched_ext/scx_pair.bpf.c | 610 +++++++++++++++++++++ tools/sched_ext/scx_pair.c | 180 +++++++ tools/sched_ext/scx_pair.h | 9 + tools/sched_ext/scx_sdt.bpf.c | 710 +++++++++++++++++++++++++ tools/sched_ext/scx_sdt.c | 101 ++++ tools/sched_ext/scx_sdt.h | 113 ++++ tools/sched_ext/scx_userland.bpf.c | 344 ++++++++++++ tools/sched_ext/scx_userland.c | 437 +++++++++++++++ tools/sched_ext/scx_userland.h | 17 + 14 files changed, 3452 insertions(+), 1 deletion(-) create mode 100644 tools/sched_ext/scx_nest.bpf.c create mode 100644 tools/sched_ext/scx_nest.c create mode 100644 tools/sched_ext/scx_nest.h create mode 100644 tools/sched_ext/scx_nest_stats_table.h create mode 100644 tools/sched_ext/scx_pair.bpf.c create mode 100644 tools/sched_ext/scx_pair.c create mode 100644 tools/sched_ext/scx_pair.h create mode 100644 tools/sched_ext/scx_sdt.bpf.c create mode 100644 tools/sched_ext/scx_sdt.c create mode 100644 tools/sched_ext/scx_sdt.h create mode 100644 tools/sched_ext/scx_userland.bpf.c create mode 100644 tools/sched_ext/scx_userland.c create mode 100644 tools/sched_ext/scx_userland.h -- 2.49.0