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[1.164.68.170]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-39ae610e5b2sm9994013a91.0.2026.09.08.06.47.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 08 Sep 2026 06:47:36 -0700 (PDT) From: Cheng-Yang Chou To: sched-ext@lists.linux.dev, Tejun Heo , David Vernet , Andrea Righi , Changwoo Min Cc: Ching-Chun Huang , Chia-Ping Tsai , chengyang.chou@mediatek.com, Cheng-Yang Chou Subject: [PATCH sched_ext/for-7.4 0/2] sched_ext: Clean up -rdynamic and LDFLAGS in Makefiles Date: Tue, 8 Sep 2026 21:47:07 +0800 Message-ID: <20260908134722.8671-1-yphbchou0911@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: sched-ext@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Building the demo schedulers and selftests with CC=clang-N fails under -Werror because CFLAGS passes the link-time flag -rdynamic to compile steps ($(CC) -c): $ make CC=clang-21 clang-21: error: argument unused during compilation: '-rdynamic' [-Werror,-Wunused-command-line-argument] Patch 1: Drop the inert -rdynamic from tools/sched_ext. Binaries remain byte-identical before and after. Patch 2: Move -rdynamic to LDFLAGS and append with '+=' in selftests. Thanks, Cheng-Yang --- Cheng-Yang Chou (2): tools/sched_ext: Drop the no-op -rdynamic from CFLAGS selftests/sched_ext: Move -rdynamic to LDFLAGS and append to it tools/sched_ext/Makefile | 2 +- tools/testing/selftests/sched_ext/Makefile | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) -- 2.43.0