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[95.156.200.103]) by smtp.gmail.com with ESMTPSA id z17-20020a05620a101100b007876e91f392sm4474825qkj.79.2024.03.06.01.00.28 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 06 Mar 2024 01:00:29 -0800 (PST) Message-ID: <1a27ec16-e4ca-4790-81f7-8aac5e28cca4@redhat.com> Date: Wed, 6 Mar 2024 10:00:27 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird To: Petr Vorel References: <6dfa210d-1c9a-4888-9408-eccc3068cd2a@redhat.com> <20240305213050.GB44833@pevik> From: Dennis Brendel Autocrypt: addr=dbrendel@redhat.com; keydata= xsFNBGVTKdEBEADsKurPrgCiPT/4CJkRYKYtdcIpQyku2yrFAmwwn0uvK134wSpSB7u5iCr1 T8cRnvXKbbcUEzrjExBZ6JCiDwCpUkB2LFQk8b8VGr19FD7/vXErnLNgyidz2MVqEJt+qq09 9B1C+z9YvVAyyp98NiryDkmYy/+ToTl6V/YP8rGAp5OWiI5lWjd+/1o3LxIbvvV7qdL9agtW Zdm7nwHsda2cTe8VI6pGcFBK+GkUEeFGhKquTFytc8WvqVSYjnfwRO2a9sSkHRvA7iTOwpB9 BArl0VFhUkeamCrxj9OtTUTBolJaTRX3OkqKMOlJ9c3MXgpcHBUka5NfFUrhdL7cU2DSkZ06 qgBQ1z2H3y7ZhWecZYnMgDqF/DfZoUc41KSglUi7Nh2cLqBJ+EiZGsK55COIU2Ht4vB40key oZoabB4vOhIqO1vTArTCAILx8JB2NqAEoYb85lXBm22lqfz3rthigErS6wC6ceDHCAtnGX/K Fx5gdykncFX3YOI6tf2I5YJ8jl/PrLqrwuWldZdvx75ml/zVS68HTr4NfOogt4WC4RmZIoSj jvdAg4EdLICRZh0gU++UwISVLcVKs4ox/hxwROFfYIl7QDIreVBhDBuB/QBDKvaJqOXO9uNo LmuNrMxjtTlKzOU7XNJ1kdV/BzgE1/fQOnXmFMPf1t+UVciMBQARAQABzSREZW5uaXMgQnJl bmRlbCA8ZGJyZW5kZWxAcmVkaGF0LmNvbT7CwY0EEwEIADcWIQRHu2uJHgJiD5qIRsd/bjhD VXLGLAUCZVMp0QUJBaOagAIbAwQLCQgHBRUICQoLBRYCAwEAAAoJEH9uOENVcsYsoi8QAJHl f6ZT+8P+j7kyMfpfHy7QWZJcrwFFc9esVD3egAJg7/P6aizzAzhgiLCX6ZCy0aHz9Mn6WoLU 55zQ6fgcC1L6rgKZwZizk1sNg8cNXURvHXU0hsInlbkR+krNh2RkR5W6wAsAC/IfrcxsA4rk 8uCGv3GQgUDI7D/+XgAvCGy5Yd5hOgYmX/xrMLmbHOPxvGwyKKzf7esYayTc97UVlUswuQ7o KsymvGg1HIt6LeqP9JpAAeYx3AtRC7o9vN/pJlq6SjbER0HJwykDBWRE3T1vNEXOogrm+OBe XRFbIQf82feZCeIcAX5azMnhOErcZn5fcnxTkA44eZpnglwvrsNv37W38c7Eop7LEqOYQYtt 1gnH+syXoHs9rmF1fKOo08ISX//wjFXhZIywaRWDIuV0lUuQnovq7SpM67+kDJNWM/yMubpG KzlRP2QagiiaeOHG715FBggi222fQgpp3gRU1H0trPWz0EszRvW11PV0+i5XlNmr6ysOXEOI bGY4sZfiAGxv1gnkhjHijBcXYWG+tyLR4BddbxhGGHmc9RhA5PlzdDx/spd9a3z67MW0nd/p FlosHk17rJa+ewykegBiQpacJ66/REPidSpixV01w8IE8LAtGmNXC2zAOJ5Ih4PYva4I3CrD bvIkMdE8dvs7ipYAVe7Uf89/9CPw99dEzsFNBGVTKdIBEADGCzSnIyBjLNh5OZmSlSfVY6S8 Asknz3WNeuPWJcZ75pQ46haPOBPy4cWjCnwMitUfi+kz2s9sf5V3T9RXN4NhXW6A0K0RPOgy O+OjU3CgAC61KjspLWUPzXJcWfmr53l+aqkOymXC/teAG3fn2rLrE/WwmLBCpygiKwess5TO T8pGVVg76CrknvmEz4KHhnm4EXpuQBw0GRhL+Gx3HgEJcotHwZBhKRidLJzLw3HwFaxv426k 3f0DOmZu9qeghI7G0UJAwisISnFf2PuqBoARh029O/XxvK906sIP6V8OKNQOp5pCGyonNLu8 qTRIsF6aYUSLc0BgIexqy0kTxU2GyZ6wfqNUqG6gySQsmv+Lz/TIeVSx5EBbHqtMf2UsNWKt fSIT/kOwHnBiii6fjt/5wWMsHOAZW3lDlNDTWpMKT9SR+JRQCglSBBCoVNfSxulxWzIWZCDx ILJvPea12SnILAb5bjygyl4oAdB8qxiKuAm0sIPjGblpOtbPG81YgED4N1/lEu9FO7uL5Lft spixYjsrlfReIqCMiLw6HViVkdtW/W7EFZ7nkJNGOlIousj/NTlfxzNna5j8g2//CoGZq1bi 4rMSGPAqVfJ75eD3szevVk05sWV+B1dB13z5Ri5Us9qgqT3XnnV12ZX3L15XU0+fJB6JteR9 Xi11+/7teQARAQABwsF8BBgBCAAmFiEER7triR4CYg+aiEbHf244Q1VyxiwFAmVTKdMFCQWj moACGwwACgkQf244Q1VyxiwaJhAAnz1Ft1vDVWU9tord8xJD9MnROcfZckN+CW7piHoNERR1 ymAYnlFHT+d1gb7VbmoaEeZCYC38+pG88haHZVCa61TQ55cMbiuS1C55KeaE3b0eWov/Ph4L uTtPbCg2xeXhi+6JZV5PEi0f9SKrsS1loYtIdY1cLFRZZ92mwk0boGdBqIc+3z1tov9sxZZ5 Q5VCZPoxu0SRN2u8CvI1yFlRaqxu2cm/HTubVL7q0pJRbzKvDEkgqy/FxgPvy7+Eb+G91JsE tH/8/coBhxMnwUxzufKfMEjHhYQJmRXvfLATWATpNnf9D0P2AKu6rZNHsymHMFOZSTmyQAhT LbpsH5Qv9tIcpqe/e1S96fU60GavydnlstqR1acgssXX2UNokvHI+3cEAh3V1qfA9tHU51lY dmBh/ef4CJPN0vmel0EKiQOPKrkXvpO61J97WHj5UP3aDq2x6zwpoHjg1dPSdcJNJAWbHvaS wefE5r2VzlLqOfrLiDraphzMxu7aoCUfrytbAvI3g+2LMAv0D33VSZG2HKHpJ4WwDNz6Hwxv lAIPj1Y9t8clM/osqYlW7tBNasa0jdGXdMVSYLgLd5Ua30LDeio1DjTD6Q3V0l9L/FpWpsic IA0iwRnpCsh/zpt5/4n2zXe7CtE8pUw13VCLgOXtco44RgS4QbN+mY18JG2QoTo= In-Reply-To: <20240305213050.GB44833@pevik> X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US X-Virus-Scanned: clamav-milter 1.0.3 at in-4.smtp.seeweb.it X-Virus-Status: Clean Subject: Re: [LTP] [PATCH v2] munlockall: add test case that verifies memory has been unlocked X-BeenThere: ltp@lists.linux.it X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Test Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: ltp@lists.linux.it Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ltp-bounces+ltp=archiver.kernel.org@lists.linux.it Sender: "ltp" On 3/5/24 22:30, Petr Vorel wrote: >> + SAFE_FILE_LINES_SCANF("/proc/self/status", "VmLck: %ld", &size); >> + >> + if (size == 0UL) >> + tst_brk(TBROK, "Locked memory after mlockall() should be " >> + "greater than 0, but is %ld", size); > I suppose < 0 really means no memory locked, thus really safe to quit before > munlockall(), right? Forgot to reply to that. < 0 should not happen due to unsigned type. If the size is 0 then it is safe to quit. In general it should always be safe to exit even if there was memory locked, i.e. when the parsing of /proc/self/status is faulty or when wrong numbers are reported. Dennis -- Mailing list info: https://lists.linux.it/listinfo/ltp