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[23.128.96.18]) by mx.google.com with ESMTP id c19si6285276ejz.484.2020.07.20.05.50.27; Mon, 20 Jul 2020 05:50:50 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@web.de header.s=dbaedf251592 header.b=ItIoDYI1; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729232AbgGTMto (ORCPT + 99 others); Mon, 20 Jul 2020 08:49:44 -0400 Received: from mout.web.de ([212.227.15.14]:37055 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728743AbgGTMtk (ORCPT ); Mon, 20 Jul 2020 08:49:40 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=web.de; s=dbaedf251592; t=1595249363; bh=AHmNfJS+mHBQaE2Wm+D3CXhES2+POrXjo7/PczLeBu8=; h=X-UI-Sender-Class:Subject:To:Cc:References:From:Date:In-Reply-To; b=ItIoDYI1AOqnuKrU1Ut2b+ED1favjQMPZD87RGTt5NV2gDJTwSmGNNqQ48A/QOeRw uNmD0jI+b5Vl4RKvZGzKMGl9z/8FrHmQE/6hrAiKfr2IVPSfDE6KsTgjuNzE77gmBI ZNX0BQYmG2nL26BsgumYqvZdgT4a+gnaUgkbHlXc= X-UI-Sender-Class: c548c8c5-30a9-4db5-a2e7-cb6cb037b8f9 Received: from [192.168.1.2] ([93.131.85.87]) by smtp.web.de (mrweb002 [213.165.67.108]) with ESMTPSA (Nemesis) id 0Lvk9E-1ktl9z2cd2-017RtL; Mon, 20 Jul 2020 14:49:23 +0200 Subject: Re: [f2fs-dev] [PATCH] f2fs: compress: Avoid memory leak on cc->cpages To: Chao Yu , linux-f2fs-devel@lists.sourceforge.net Cc: linux-kernel@vger.kernel.org, Jaegeuk Kim References: <6074306e-e909-e17f-900c-320245a8f869@web.de> <8be91065-7c85-9501-f1c2-3cf11aab85a5@huawei.com> 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: Date: Mon, 20 Jul 2020 14:49:22 +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: <8be91065-7c85-9501-f1c2-3cf11aab85a5@huawei.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-GB Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:QXnBLnkvHco5KeL1z1qol69sM9TrLUJZ3+uRoBBIec9C3CBVXtQ STrO0geYL1PQ7kCYzJpqeErGP8IteuoJaEJatSHXToa1335jMR3+Y9O24DymQtjO0VJDcNV e8hvS/XVbjINNxlCp/CXvNKJoOIcvDi8Hpvsq8OPpNmlMZm4buGjwKQHiwzAjPMNso07b6x 9YS6BodWfcxUxkS3U8NSA== X-Spam-Flag: NO X-UI-Out-Filterresults: notjunk:1;V03:K0:l2I0rgVWuMk=:4rJhMW2iLqpY9lKVUGpRlQ oazIc5Wji9ZkMv2HyRXA9pYjPNdnkb8E6m3uvmutojrFThYbnDoveeak4lslCYKhYa8kJPMbD eBc23DNrDE87F9zVdvfFd/kW4QqLBCmzTfSKua/u8uSwWhNDClM+0ZF4w6XTE68UdLzCVtRKi tCEszf4Yp9Rf96WB7Dm5kmz44vhrNFpPjdWHsQPN6iESnYqVrl4WJ5KXuy+5SXyRAbW5tivAY zt6CC7TAOq5j0vHIM3QF2z8wzZPGcMgYFADpODpv5Z4wq7lzMLFSU+ArBJnf06DMADOapm+AI KKXNyJTu+bFxyID3B8yV8rV+9KJ+JSS7+JDBq26KaIye+GC8SUUbcLkXL18s4O7fB+DjJPkd8 QswOwNSm3mXctKd0iIbA3Z9YpDAk/hZ0cWpo/h/+sxzfF/PsdOxRnPhNXF2Q60V3Qquv8EJYI tBdhlCMfPb7NJWkpsDadY1/0CG9Z+r+1I9VoVxvVbG5rpzDk52nAzG+Sk3TzjbviNLBxNaCdq odlWt07ukCXnp2/6C18Pl+jRfO/UpkLs3PKbqWU80GuhtjmMihZLEFFz37sCXs38l7KvwUYPo jtIp513IWcsUgdT8DTegF7s91pbMk9K1pLWUsd7if8mKf1yYvXxkcpzwM77muFk5dEYFgICKt vBMO2eQomvuZxl4f1LoBeBNjlLYn3Tq/HPhgL/ucQun0U7+o2kHEJGzgBqxOY1O78ZvNlE6m9 YJV0X6hPtiJTIer0ThUOxgI8RQVbVD03jBC5rtUgvDtJPKr125j8v475dGN5DXnGkGKbge7g3 xVKkJ3/OGTVGFB4VxtjZlrCK0uIjgioz9DOOIU79TLMtCdZy1nYizcIZrdUqxxBTYlkLnkcr4 lIjzZLkDD6E7LBZBaSkibF5ewiL8phlBzpPoK/NZp8rDP6gbw9X93tHBhJNrcBjpwoda45HnP zLxy+5AbMwC1F8h+9pS0cbMAp+7k9/BdrkIYCiCY5kr/Ie30v8rANVurWpt29jRZK8Rw6zIsD XgI3uesg6IGRVaRSKIwiDT+SAlr59KBLF2wpcCtUClv4DUXOPROKGeSkdLHgEa/OyfYvF0viR DLxDlBYmzU0gJB8sah0qdW90UuabxVi0oYPaMyQxPmkDDyA/nxGHC28lqL+xThgx+NxlzzYl1 KpqbqJ17/nP+AMHePmYninavG2+CtIOMIPBxs6f02cRO+8oGQdTiB66qLlMlcpjbqbG34BqXJ Z7ydNM4RIRY/94+q/SzgZA0rIPuRmXIbCV6MC9w== Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >>> Memory allocated for storing compressed pages' poitner should be >>> released after f2fs_write_compressed_pages(), otherwise it will >>> cause memory leak issue. >> >> * Would an imperative wording be more appropriate (without a typo) >> =C2=A0 for the change description? >> >> * Will the tag =E2=80=9CFixes=E2=80=9D become helpful for the commit me= ssage? > > It looks this is replied from patch-robot? since I found all comments > you replied are almost the same. I dare to repeat such suggestions because several patches contain improvable details (not only in the affected source code). Regards, Markus