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[83.244.142.114]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4a0017652d1sm144207825e9.5.2026.09.27.18.02.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 27 Sep 2026 18:02:37 -0700 (PDT) From: Michal Pluta To: acme@kernel.org, namhyung@kernel.org Cc: Peter Zijlstra , Ingo Molnar , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , James Clark , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/5] perf test demangle: Fail when demangling fails Date: Mon, 28 Sep 2026 02:02:23 +0100 Message-ID: <20260928010227.1903673-2-michalpl2003@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260928010227.1903673-1-michalpl2003@gmail.com> References: <20260928010227.1903673-1-michalpl2003@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The Rust and Java demangle tests only log a NULL result from dso__demangle_sym() and carry on, so a symbol that fails to demangle doesn't fail the test. Set TEST_FAIL. Assisted-by: LLM Signed-off-by: Michal Pluta --- tools/perf/tests/demangle-java-test.c | 1 + tools/perf/tests/demangle-rust-v0-test.c | 1 + 2 files changed, 2 insertions(+) diff --git a/tools/perf/tests/demangle-java-test.c b/tools/perf/tests/demangle-java-test.c index 0fb3e5a4a0ed..a8eb0f4effad 100644 --- a/tools/perf/tests/demangle-java-test.c +++ b/tools/perf/tests/demangle-java-test.c @@ -33,6 +33,7 @@ static int test__demangle_java(struct test_suite *test __maybe_unused, int subte if (!buf) { pr_debug("FAILED to demangle: \"%s\"\n \"%s\"\n", test_cases[i].mangled, test_cases[i].demangled); + ret = TEST_FAIL; continue; } if (strcmp(buf, test_cases[i].demangled)) { diff --git a/tools/perf/tests/demangle-rust-v0-test.c b/tools/perf/tests/demangle-rust-v0-test.c index 904f966c65d7..ee4ddb61174b 100644 --- a/tools/perf/tests/demangle-rust-v0-test.c +++ b/tools/perf/tests/demangle-rust-v0-test.c @@ -58,6 +58,7 @@ static int test__demangle_rust(struct test_suite *test __maybe_unused, int subte if (!buf) { pr_debug("FAILED to demangle: \"%s\"\n \"%s\"\n", test_cases[i].mangled, test_cases[i].demangled); + ret = TEST_FAIL; continue; } if (strcmp(buf, test_cases[i].demangled)) { -- 2.43.0