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Mon, 07 Jul 2025 14:36:08 -0700 (PDT) Received: from [192.168.1.14] ([38.175.170.29]) by smtp.gmail.com with ESMTPSA id 8926c6da1cb9f-503b59c6d77sm1911718173.32.2025.07.07.14.36.08 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 07 Jul 2025 14:36:08 -0700 (PDT) Message-ID: <57f72a27-10b0-49d4-8bd3-39b35f422a95@linuxfoundation.org> Date: Mon, 7 Jul 2025 15:36:07 -0600 Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/2] selftests: tracing: Use mutex_unlock for testing glob filter To: "Masami Hiramatsu (Google)" , Shuah Khan , Steven Rostedt Cc: Mathieu Desnoyers , linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, Shuah Khan References: <175151678585.2149615.8702513393985992418.stgit@mhiramat.tok.corp.google.com> <175151680309.2149615.9795104805153538717.stgit@mhiramat.tok.corp.google.com> <20250703103039.3559a7e1@batman.local.home> <20250704150425.a8a82c7768e1c99ee272e585@kernel.org> Content-Language: en-US From: Shuah Khan In-Reply-To: <20250704150425.a8a82c7768e1c99ee272e585@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 7/4/25 00:04, Masami Hiramatsu (Google) wrote: > Shuah, > > Can you take this patch (fix) to your tree since this is > a fix for the selftest? > > Thank you, > > On Thu, 3 Jul 2025 10:30:39 -0400 > Steven Rostedt wrote: > >> On Thu, 3 Jul 2025 13:26:43 +0900 >> "Masami Hiramatsu (Google)" wrote: >> >>> From: Masami Hiramatsu (Google) >>> >>> Since commit c5b6ababd21a ("locking/mutex: implement >>> mutex_trylock_nested") makes mutex_trylock() as an inlined >>> function if CONFIG_DEBUG_LOCK_ALLOC=y, we can not use >>> mutex_trylock() for testing the glob filter of ftrace. >>> >>> Use mutex_unlock instead. >>> >>> Signed-off-by: Masami Hiramatsu (Google) >> >> Acked-by: Steven Rostedt (Google) >> >> -- Steve > > Applied to linux-kselftest next thanks, -- Shuah