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h=X-UI-Sender-Class:Subject:To:Cc:References:From:Date:In-Reply-To; b=dTpyKn3AX9+9fehtrRn3/qQCTNkk52gW6YxSVENxq29c7Kl5yarXuYkRhK9CHkvmK etcHADHdyvcrGaO4I+EplzaqK0VjoJQot7so5Qh3yTCTnsHn9fMnFkxeX1mj43feex tha1r6RY9+h8zpq54uS135z1EyDAg3872nCI9wXE= X-UI-Sender-Class: c548c8c5-30a9-4db5-a2e7-cb6cb037b8f9 Received: from [192.168.1.2] ([93.131.82.161]) by smtp.web.de (mrweb101 [213.165.67.124]) with ESMTPSA (Nemesis) id 0LoHTx-1kUgkU20Zl-00gHTg; Wed, 22 Jul 2020 08:09:39 +0200 Subject: Re: [v3 2/3] coccinelle: api: extend memdup_user rule with vmemdup_user() To: Julia Lawall , Denis Efremov , Coccinelle Cc: Gilles Muller , Masahiro Yamada , Michal Marek , Nicolas Palix , linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org References: <0b326e2b-723c-3482-c0ef-5d6592a9c6cb@web.de> From: Markus Elfring Autocrypt: addr=Markus.Elfring@web.de; prefer-encrypt=mutual; keydata= mQINBFg2+xABEADBJW2hoUoFXVFWTeKbqqif8VjszdMkriilx90WB5c0ddWQX14h6w5bT/A8 +v43YoGpDNyhgA0w9CEhuwfZrE91GocMtjLO67TAc2i2nxMc/FJRDI0OemO4VJ9RwID6ltwt mpVJgXGKkNJ1ey+QOXouzlErVvE2fRh+KXXN1Q7fSmTJlAW9XJYHS3BDHb0uRpymRSX3O+E2 lA87C7R8qAigPDZi6Z7UmwIA83ZMKXQ5stA0lhPyYgQcM7fh7V4ZYhnR0I5/qkUoxKpqaYLp YHBczVP+Zx/zHOM0KQphOMbU7X3c1pmMruoe6ti9uZzqZSLsF+NKXFEPBS665tQr66HJvZvY GMDlntZFAZ6xQvCC1r3MGoxEC1tuEa24vPCC9RZ9wk2sY5Csbva0WwYv3WKRZZBv8eIhGMxs rcpeGShRFyZ/0BYO53wZAPV1pEhGLLxd8eLN/nEWjJE0ejakPC1H/mt5F+yQBJAzz9JzbToU 5jKLu0SugNI18MspJut8AiA1M44CIWrNHXvWsQ+nnBKHDHHYZu7MoXlOmB32ndsfPthR3GSv jN7YD4Ad724H8fhRijmC1+RpuSce7w2JLj5cYj4MlccmNb8YUxsE8brY2WkXQYS8Ivse39MX BE66MQN0r5DQ6oqgoJ4gHIVBUv/ZwgcmUNS5gQkNCFA0dWXznQARAQABtCZNYXJrdXMgRWxm cmluZyA8TWFya3VzLkVsZnJpbmdAd2ViLmRlPokCVAQTAQgAPhYhBHDP0hzibeXjwQ/ITuU9 Figxg9azBQJYNvsQAhsjBQkJZgGABQsJCAcCBhUICQoLAgQWAgMBAh4BAheAAAoJEOU9Figx g9azcyMP/iVihZkZ4VyH3/wlV3nRiXvSreqg+pGPI3c8J6DjP9zvz7QHN35zWM++1yNek7Ar OVXwuKBo18ASlYzZPTFJZwQQdkZSV+atwIzG3US50ZZ4p7VyUuDuQQVVqFlaf6qZOkwHSnk+ CeGxlDz1POSHY17VbJG2CzPuqMfgBtqIU1dODFLpFq4oIAwEOG6fxRa59qbsTLXxyw+PzRaR LIjVOit28raM83Efk07JKow8URb4u1n7k9RGAcnsM5/WMLRbDYjWTx0lJ2WO9zYwPgRykhn2 sOyJVXk9xVESGTwEPbTtfHM+4x0n0gC6GzfTMvwvZ9G6xoM0S4/+lgbaaa9t5tT/PrsvJiob kfqDrPbmSwr2G5mHnSM9M7B+w8odjmQFOwAjfcxoVIHxC4Cl/GAAKsX3KNKTspCHR0Yag78w i8duH/eEd4tB8twcqCi3aCgWoIrhjNS0myusmuA89kAWFFW5z26qNCOefovCx8drdMXQfMYv g5lRk821ZCNBosfRUvcMXoY6lTwHLIDrEfkJQtjxfdTlWQdwr0mM5ye7vd83AManSQwutgpI q+wE8CNY2VN9xAlE7OhcmWXlnAw3MJLW863SXdGlnkA3N+U4BoKQSIToGuXARQ14IMNvfeKX NphLPpUUnUNdfxAHu/S3tPTc/E/oePbHo794dnEm57LuuQINBFg2+xABEADZg/T+4o5qj4cw nd0G5pFy7ACxk28mSrLuva9tyzqPgRZ2bdPiwNXJUvBg1es2u81urekeUvGvnERB/TKekp25 4wU3I2lEhIXj5NVdLc6eU5czZQs4YEZbu1U5iqhhZmKhlLrhLlZv2whLOXRlLwi4jAzXIZAu 76mT813jbczl2dwxFxcT8XRzk9+dwzNTdOg75683uinMgskiiul+dzd6sumdOhRZR7YBT+xC wzfykOgBKnzfFscMwKR0iuHNB+VdEnZw80XGZi4N1ku81DHxmo2HG3icg7CwO1ih2jx8ik0r riIyMhJrTXgR1hF6kQnX7p2mXe6K0s8tQFK0ZZmYpZuGYYsV05OvU8yqrRVL/GYvy4Xgplm3 DuMuC7/A9/BfmxZVEPAS1gW6QQ8vSO4zf60zREKoSNYeiv+tURM2KOEj8tCMZN3k3sNASfoG fMvTvOjT0yzMbJsI1jwLwy5uA2JVdSLoWzBD8awZ2X/eCU9YDZeGuWmxzIHvkuMj8FfX8cK/ 2m437UA877eqmcgiEy/3B7XeHUipOL83gjfq4ETzVmxVswkVvZvR6j2blQVr+MhCZPq83Ota xNB7QptPxJuNRZ49gtT6uQkyGI+2daXqkj/Mot5tKxNKtM1Vbr/3b+AEMA7qLz7QjhgGJcie qp4b0gELjY1Oe9dBAXMiDwARAQABiQI8BBgBCAAmFiEEcM/SHOJt5ePBD8hO5T0WKDGD1rMF Alg2+xACGwwFCQlmAYAACgkQ5T0WKDGD1rOYSw/+P6fYSZjTJDAl9XNfXRjRRyJSfaw6N1pA Ahuu0MIa3djFRuFCrAHUaaFZf5V2iW5xhGnrhDwE1Ksf7tlstSne/G0a+Ef7vhUyeTn6U/0m +/BrsCsBUXhqeNuraGUtaleatQijXfuemUwgB+mE3B0SobE601XLo6MYIhPh8MG32MKO5kOY hB5jzyor7WoN3ETVNQoGgMzPVWIRElwpcXr+yGoTLAOpG7nkAUBBj9n9TPpSdt/npfok9ZfL /Q+ranrxb2Cy4tvOPxeVfR58XveX85ICrW9VHPVq9sJf/a24bMm6+qEg1V/G7u/AM3fM8U2m tdrTqOrfxklZ7beppGKzC1/WLrcr072vrdiN0icyOHQlfWmaPv0pUnW3AwtiMYngT96BevfA qlwaymjPTvH+cTXScnbydfOQW8220JQwykUe+sHRZfAF5TS2YCkQvsyf7vIpSqo/ttDk4+xc Z/wsLiWTgKlih2QYULvW61XU+mWsK8+ZlYUrRMpkauN4CJ5yTpvp+Orcz5KixHQmc5tbkLWf x0n1QFc1xxJhbzN+r9djSGGN/5IBDfUqSANC8cWzHpWaHmSuU3JSAMB/N+yQjIad2ztTckZY pwT6oxng29LzZspTYUEzMz3wK2jQHw+U66qBFk8whA7B2uAU1QdGyPgahLYSOa4XAEGb6wbI FEE= Message-ID: <07a06754-94dd-60b1-1ad1-9e602c86b1f8@web.de> Date: Wed, 22 Jul 2020 08:09:38 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-GB X-Provags-ID: V03:K1:AkJyGSSy8f7k0ACFmZZ+laOPQMpPH7SCUzpPj4NN7LYdpGthsrn xd2bl9v/yWBaPb2tsyDxsIYOMh+7RdAoHAYdhfy5so2PCWjeicbsAs10oFn3yJFhIeuDk+J glW5JVwvMH9cAp0lPAgssrYumCX+poDrHrR27RunBdw1bR4V2hfxnXXEQRscLd9G2sfxvFl rVKzbCmdZZTDgAUZmKz2g== X-Spam-Flag: NO X-UI-Out-Filterresults: notjunk:1;V03:K0:X97opvYO4rU=:LWyXmsRmrj+wXY217gg31n +8Ct07xIHOHIdcuyh2mNEQX3sf88jvJGZicCfqqn65RzyLEWS3+/toaYtPmdWnnTsgJ2TRJnz 2eTWgcRH62TtGnA3BeLOaym9mA5WhDwQDtZKJlpHsCOvjlQFgpG94Di2RDeQfjwNwrX2LSPgL Q8lt2pO4tenyZX+3DNTKE8GUuw2csp66e43jDFDYkjpuGw1rfF6ax3PnNq39eivqBO3rpksPH A9OWpw+zNbQB6UnLwJK5oyst6Dp8ci+sk/2DGaWVNRVmhWN6jcQOI8yOl1oe3MhpiOapQbmJ0 ZW6mS/RQaWqPTk01Rg20ntS8LrGulbiYjGPqxBN0Zl/vqqmVP1cyNu1qGEv6tP0zT0T2Uy/JM 1YxomnPSvAjQE39xqFJPoAoTMh4bOIxiMX3w59rm4XkYAN54lYaEO0j9pthIXhbWs/YLAkYu1 MnwIvJaUPvNSePjW12P5b5BIJp8lsMS3COjZX7Mv5lLmx/7k5Q4XDyMhpUBEuZJ1j7GlpPuUz Kw29WMGszLRhp2j+RhP9Tb8uNG1DKa1rLaUrSTaCWghCJBwJ5MVoC5z3kVAZr2vCprBhUMENe PeIqAKXkUjn2GpLaP9XlWUA4nm9RTLhb82mA2qI8ysUpd+BKEiqFtpGhPrt8x64YO7DOCL9o/ Nab01Fjqs5TXgCAYcEJZJZ+COGEqwiQD/Z0tXHSzRMjbLTYGyOFUguAZNacud1N5H1HEDNTJY F7pzzAsQl4XachB/E8pB1pbvgLlfrdaJkZWYKJuqbwPuXcS2/LYnXRU8fFEiJrGvMzm1oFyvE J1rfxUZkrqWmX0aLwj/mQQy+6rsvUTpUbGyyum0kZ8C2UdokpfriqwD2bQY+VSGvf+XB7RHJE c+wqi4ps8NNbzaOJXv4rStMfIANMK/qw2mjty20peRbXQF+o+j0+v15ApaqTg38qvieShmlRB vbodszYMXoBNqjZhkmKDXwKbRYt4zopmkbh7GmTUCZKnztvJs6QL9sbHXE/kvmXHpYtfoqhAi 1aCPlKgEtt9jtibVyRRqntdC+udpifIVAdmzjyUNLvWck3lSVrx3RLm7ia5kRKfEW/SrtZvVs ezJhUo1PgPxKn/FTDTzJu42qvngiLe/0Aeus16tZxg9FUL67ervkYAGZdHgoBuGjsqyCDiDeC NRf4OOOtxEdAOfaw7Uu119cuojT0pCR+E+8HwhIue8/Oa5ztR9SfQ/vgbXaJDRP5p94+xMUyk zZ5rwMcH/ERC9xw+HiYBXeVgzg9e+Zwq4mPSP0g== Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > Markus, you are welcome to try this since you are concerned about it. I dare to point software design variations for some reasons. > But it doesn't matter. Under which circumstances would you begin to care more for involved differences in corresponding run time characteristics? Regards, Markus