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Thu, 31 Jul 2025 02:24:49 -0700 (PDT) Received: from 7940hx ([43.129.244.20]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-76bccfbd1a7sm1108143b3a.73.2025.07.31.02.24.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 31 Jul 2025 02:24:49 -0700 (PDT) From: Menglong Dong X-Google-Original-From: Menglong Dong To: mhiramat@kernel.org, olsajiri@gmail.com Cc: rostedt@goodmis.org, mathieu.desnoyers@efficios.com, hca@linux.ibm.com, revest@chromium.org, linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, bpf@vger.kernel.org Subject: [PATCH bpf-next v3 3/4] selftests/bpf: skip recursive functions for kprobe_multi Date: Thu, 31 Jul 2025 17:24:26 +0800 Message-ID: <20250731092433.49367-4-dongml2@chinatelecom.cn> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250731092433.49367-1-dongml2@chinatelecom.cn> References: <20250731092433.49367-1-dongml2@chinatelecom.cn> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Some functions is recursive for the kprobe_multi and impact the benchmark results. So just skip them. Signed-off-by: Menglong Dong --- tools/testing/selftests/bpf/trace_helpers.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/tools/testing/selftests/bpf/trace_helpers.c b/tools/testing/se= lftests/bpf/trace_helpers.c index d24baf244d1f..9da9da51b132 100644 --- a/tools/testing/selftests/bpf/trace_helpers.c +++ b/tools/testing/selftests/bpf/trace_helpers.c @@ -559,6 +559,22 @@ static bool skip_entry(char *name) if (!strncmp(name, "__ftrace_invalid_address__", sizeof("__ftrace_invalid_address__") - 1)) return true; + + if (!strcmp(name, "migrate_disable")) + return true; + if (!strcmp(name, "migrate_enable")) + return true; + if (!strcmp(name, "rcu_read_unlock_strict")) + return true; + if (!strcmp(name, "preempt_count_add")) + return true; + if (!strcmp(name, "preempt_count_sub")) + return true; + if (!strcmp(name, "__rcu_read_lock")) + return true; + if (!strcmp(name, "__rcu_read_unlock")) + return true; + return false; } =20 --=20 2.50.1