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Thu, 28 May 2020 14:05:52 +0900 (KST) Received: from epsmtrp1.samsung.com (unknown [182.195.40.13]) by epcas1p4.samsung.com (KnoxPortal) with ESMTPA id 20200528050551epcas1p434d454bab29e7ff5e4eeb861cc52ad5d~TGMqicsAm1730217302epcas1p48; Thu, 28 May 2020 05:05:51 +0000 (GMT) Received: from epsmgms1p2.samsung.com (unknown [182.195.42.42]) by epsmtrp1.samsung.com (KnoxPortal) with ESMTP id 20200528050551epsmtrp1c14c006826bac76c23935137187058fe~TGMqhud461620716207epsmtrp1O; Thu, 28 May 2020 05:05:51 +0000 (GMT) X-AuditID: b6c32a39-f7bff7000000112b-d1-5ecf46b088dc Received: from epsmtip1.samsung.com ( [182.195.34.30]) by epsmgms1p2.samsung.com (Symantec Messaging Gateway) with SMTP id D7.87.08303.FA64FCE5; Thu, 28 May 2020 14:05:51 +0900 (KST) Received: from namjaejeon01 (unknown [10.88.104.63]) by epsmtip1.samsung.com (KnoxPortal) with ESMTPA id 20200528050551epsmtip1a7f86adf4a45751001185e64ed32b0c7~TGMqWxesV2192621926epsmtip1a; Thu, 28 May 2020 05:05:51 +0000 (GMT) From: "Namjae Jeon" To: "'Tetsuhiro Kohada'" Cc: "'Mori.Takahiro@ab.MitsubishiElectric.co.jp'" , "'Motai.Hirotaka@aj.MitsubishiElectric.co.jp'" , , , "'Sungjong Seo'" , "'Namjae Jeon'" , "'Kohada.Tetsuhiro@dc.MitsubishiElectric.co.jp'" In-Reply-To: <22dfcd8a-4416-e2a7-b8a7-0375660ba465@gmail.com> Subject: RE: [PATCH] exfat: optimize dir-cache Date: Thu, 28 May 2020 14:05:52 +0900 Message-ID: <015501d634ad$a8dcd680$fa968380$@samsung.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Mailer: Microsoft Outlook 16.0 Thread-Index: AQKbEd8GOCYeHYQBe/Vm0kX/gmqw5wMD/7F2AWi7CpYCLmCEuwJD5ds7AXx55Z4BYsdZNqbVRWFQ Content-Language: ko X-Brightmail-Tracker: H4sIAAAAAAAAA02SbUhTYRTHebx3d3fS6ja1Tga5bvTBSt1aW9dw0YvUhSzEoMAPWxd92MS9 sbtJVpRRmFpUGoXOmRVUNLVimZVUkoq23l/Jij4UFWkZWalFttp2jfz2O+f5n3Oe//McmlBd oJLpIocHux2CjaXiybauVE3a+VX3TZrTQ0ncj4aXJPcpdJjkqo+cJLir10Ik97jdT3GP/3wl uVPfD5Fca7hbtozmv/t75Xz5obCc39VzhuKv+F7J+WCgkuL3twYQ/y04K1eeb8uyYqEQu9XY UeAsLHJYjOya9eaVZr1Bo03TZnKLWbVDsGMjm52Tm7aqyBa5FasuEWzeSCpXEEU2Y2mW2+n1 YLXVKXqMLHYV2lxajStdFOyi12FJL3Dal2g1moX6iHKTzXq89gPlOklufhJsRGWohqhCChqY RVBZ1xTheFrFXEZw4cRrUgq+Ihgb3hMXVamYbwjeH8VViI5VjOwUJE07goGRnXFS0B8JggOx thSTBuGxDirKiUw6hELPqKiIYK4TECirR9EDBWOEwepwbEJCRDQ00h9jkpkL1xuOkVFWMpng fzlKSTwVQnVvY3mCSYFLg/5xD2r4+e6UTBqWD/6eFrmkSYT6yvKYN2BaaDh8dy8pFWRDX0WN XOIEGOhtHedk6D9QLpdsboWhjvH+FQg+jBol1sHzc+dlUQnBpMK59gwpPRuu/GpA0tjJ8Hl4 n0zqooSKcpUkmQv7H3XFSTwTqvZ8kR9ErG+CMd8EY74JBnz/hx1DZABNwy7RbsGi1qWf+NdB FFvYeZmXUc+9nE7E0IidpNTw90wqmVAilto7EdAEm6hccfe2SaUsFEq3YLfT7PbasNiJ9JF3 ryaSkwqckfV3eMxa/UKdTsctMiw26HXsdGXjjzsmFWMRPLgYYxd2/6uLoxXJZSipb3W4flLO uub80QU1bbV9luOK9AdbO/Qla4cfFt/MmmPNzvhVd2P5JYO5cv7Grm3dofg1p5s2DM/YqDjb 23zVO/i5GxdN4ZcwbWW+kbzdTw07avcJy7ff8d16kZr3+2lCcelqX7CnCV41Qsr0+W9w3tKx gONi7uACWerz/BTbRxNLilZBO49wi8JfOcT0Q8YDAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprEIsWRmVeSWpSXmKPExsWy7bCSnO56t/NxBnufWlj8mHubxeLNyaks FhOnLWW22LP3JIvF5V1z2Cwu///EYrHsy2QWiy3/jrA6cHh8mXOc3aNt8j92j+ZjK9k8ds66 y+6xaVUnm0ffllWMHp83yQWwR3HZpKTmZJalFunbJXBlLJzxgq1gKUvFlU3zGRsYJzF3MXJw SAiYSHxrTOxi5OIQEtjBKPG85wpjFyMnUFxa4tiJM1A1whKHDxdD1DxnlJh2Zi0LSA2bgK7E vz/72UBsEQE9iZMnr7OBFDEL7GGW2HnhOiNExzFmiQnXfoBVcQrYSryd+I8JxBYG6vj47SWY zSKgKrFv7gKwqbwClhJzbn9ng7AFJU7OfAIWZxbQlnh68ymULS+x/e0cZohLFSR+Pl3GCnFF lMScY2vZIWpEJGZ3tjFPYBSehWTULCSjZiEZNQtJywJGllWMkqkFxbnpucWGBUZ5qeV6xYm5 xaV56XrJ+bmbGMHRpqW1g3HPqg96hxiZOBgPMUpwMCuJ8DqdPR0nxJuSWFmVWpQfX1Sak1p8 iFGag0VJnPfrrIVxQgLpiSWp2ampBalFMFkmDk6pBqYSsRABe/Hckztm/hGxvXRgXm/ukY3P vr1dfWLHlyu7poloO7Fx5jy/6HS1UTrT/4zBItG02/uVnA+HaWyduD9pl2KWK6PORy59g49c +x3P8y781JHsm2Gz5vr7Q4mu4pa33/55qDHBcfq9fj0Vw48bHvouUf322s3RfUPDwi8vKoVf e29IabJi6tJw/D9HNakwf3bdfbWdPybvahJLMS9Mna676MKML9Kl56QL3ojfEAnoz5hZ3jhJ 9XqwzFLmPUUbakp+7DdYabhs8abkGeIly/9HJSyao1bonSRWdzuywPzFgbf91+5NDN3X9vKO 8dFrM3q6bh2sZ3LsYpHf6y4+adaLr5v3M0QkreBJ/V6vxFKckWioxVxUnAgAsAmk8yUDAAA= X-CMS-MailID: 20200528050551epcas1p434d454bab29e7ff5e4eeb861cc52ad5d X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-Sendblock-Type: SVC_REQ_APPROVE CMS-TYPE: 101P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20200520075735epcas1p269372d222e25f3fd51b7979f5b7cdc61 References: <20200520075641.32441-1-kohada.tetsuhiro@dc.mitsubishielectric.co.jp> <055a01d63306$82b13440$88139cc0$@samsung.com> <000701d63432$ace24f10$06a6ed30$@samsung.com> <22dfcd8a-4416-e2a7-b8a7-0375660ba465@gmail.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > >>> > In order to prevent illegal accesses to bh and dentries, it > >>> would be better to check validation for num and bh. > >>> > >>> There is no new error checking for same reason as above. > >>> > >>> I'll try to add error checking to this v2 patch. > >>> Or is it better to add error checking in another patch? > >> The latter:) > >> Thanks! > > > > Yes, the latter looks better. > > I will do so. > > I will post additional patches for error checking, after this patch is merged into tree. > OK? Okay. > >