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From: Sasha Levin <sashal@kernel.org>
To: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
	Peter Zijlstra <peterz@infradead.org>,
	"Paul E. McKenney" <paulmck@kernel.org>,
	Boqun Feng <boqun@kernel.org>, Shuah Khan <shuah@kernel.org>,
	Thomas Gleixner <tglx@kernel.org>,
	Mark Brown <broonie@kernel.org>
Cc: Sasha Levin <sashal@kernel.org>,
	linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org
Subject: [PATCH] selftests/rseq: depend on librseq.so only
Date: Sun, 11 Oct 2026 18:33:35 -0400	[thread overview]
Message-ID: <20261011223358.2327625-7-sashal@kernel.org> (raw)

Each test program lists $(TEST_GEN_PROGS_EXTENDED) as a prerequisite to
pick up librseq.so. Since that list also holds the test programs built by
the same rules, every build prints a page of

  make: Circular <prog> <- <prog> dependency dropped.

Depend on $(OUTPUT)/librseq.so, which is what the rules need.

Fixes: cb48828f06afa ("selftests/rseq: Don't run tests with runner scripts outside of the scripts")
Assisted-by: LLM
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 tools/testing/selftests/rseq/Makefile | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/tools/testing/selftests/rseq/Makefile b/tools/testing/selftests/rseq/Makefile
index aba6317f6cb8e..977da558fa2f5 100644
--- a/tools/testing/selftests/rseq/Makefile
+++ b/tools/testing/selftests/rseq/Makefile
@@ -40,38 +40,38 @@ include ../lib.mk
 $(OUTPUT)/librseq.so: rseq.c rseq.h rseq-*.h
 	$(CC) $(CFLAGS) -shared -fPIC $< $(LDLIBS) -o $@
 
-$(OUTPUT)/%: %.c $(TEST_GEN_PROGS_EXTENDED) rseq.h rseq-*.h
+$(OUTPUT)/%: %.c $(OUTPUT)/librseq.so rseq.h rseq-*.h
 	$(CC) $(CFLAGS) $< $(LDLIBS) -lrseq -o $@
 
-$(OUTPUT)/basic_percpu_ops_mm_cid_test: basic_percpu_ops_test.c $(TEST_GEN_PROGS_EXTENDED) rseq.h rseq-*.h
+$(OUTPUT)/basic_percpu_ops_mm_cid_test: basic_percpu_ops_test.c $(OUTPUT)/librseq.so rseq.h rseq-*.h
 	$(CC) $(CFLAGS) -DBUILDOPT_RSEQ_PERCPU_MM_CID $< $(LDLIBS) -lrseq -o $@
 
-$(OUTPUT)/param_test_benchmark: param_test.c $(TEST_GEN_PROGS_EXTENDED) \
+$(OUTPUT)/param_test_benchmark: param_test.c $(OUTPUT)/librseq.so \
 					rseq.h rseq-*.h
 	$(CC) $(CFLAGS) -DBENCHMARK $< $(LDLIBS) -lrseq -o $@
 
-$(OUTPUT)/param_test_compare_twice: param_test.c $(TEST_GEN_PROGS_EXTENDED) \
+$(OUTPUT)/param_test_compare_twice: param_test.c $(OUTPUT)/librseq.so \
 					rseq.h rseq-*.h
 	$(CC) $(CFLAGS) -DRSEQ_COMPARE_TWICE $< $(LDLIBS) -lrseq -o $@
 
-$(OUTPUT)/param_test_mm_cid: param_test.c $(TEST_GEN_PROGS_EXTENDED) \
+$(OUTPUT)/param_test_mm_cid: param_test.c $(OUTPUT)/librseq.so \
 					rseq.h rseq-*.h
 	$(CC) $(CFLAGS) -DBUILDOPT_RSEQ_PERCPU_MM_CID $< $(LDLIBS) -lrseq -o $@
 
-$(OUTPUT)/param_test_mm_cid_benchmark: param_test.c $(TEST_GEN_PROGS_EXTENDED) \
+$(OUTPUT)/param_test_mm_cid_benchmark: param_test.c $(OUTPUT)/librseq.so \
 					rseq.h rseq-*.h
 	$(CC) $(CFLAGS) -DBUILDOPT_RSEQ_PERCPU_MM_CID -DBENCHMARK $< $(LDLIBS) -lrseq -o $@
 
-$(OUTPUT)/param_test_mm_cid_compare_twice: param_test.c $(TEST_GEN_PROGS_EXTENDED) \
+$(OUTPUT)/param_test_mm_cid_compare_twice: param_test.c $(OUTPUT)/librseq.so \
 					rseq.h rseq-*.h
 	$(CC) $(CFLAGS) -DBUILDOPT_RSEQ_PERCPU_MM_CID -DRSEQ_COMPARE_TWICE $< $(LDLIBS) -lrseq -o $@
 
-$(OUTPUT)/syscall_errors_test: syscall_errors_test.c $(TEST_GEN_PROGS_EXTENDED) \
+$(OUTPUT)/syscall_errors_test: syscall_errors_test.c $(OUTPUT)/librseq.so \
 					rseq.h rseq-*.h
 	$(CC) $(CFLAGS) $< $(LDLIBS) -lrseq -o $@
 
-$(OUTPUT)/slice_test: slice_test.c $(TEST_GEN_PROGS_EXTENDED) rseq.h rseq-*.h
+$(OUTPUT)/slice_test: slice_test.c $(OUTPUT)/librseq.so rseq.h rseq-*.h
 	$(CC) $(CFLAGS) $< $(LDLIBS) -lrseq -o $@
 
-$(OUTPUT)/check_optimized: check_optimized.c $(TEST_GEN_PROGS_EXTENDED) rseq.h rseq-*.h
+$(OUTPUT)/check_optimized: check_optimized.c $(OUTPUT)/librseq.so rseq.h rseq-*.h
 	$(CC) $(CFLAGS) $< $(LDLIBS) -lrseq -o $@
-- 
2.53.0


                 reply	other threads:[~2026-10-11 22:34 UTC|newest]

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