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Wed, 6 May 2020 13:05:57 +0000 (GMT) Received: from epsmgms1p1new.samsung.com (unknown [182.195.42.41]) by epsmtrp2.samsung.com (KnoxPortal) with ESMTP id 20200506130557epsmtrp2f90465e95893ece2bdff5919744dea36~McjjcR9B41737917379epsmtrp2H; Wed, 6 May 2020 13:05:57 +0000 (GMT) X-AuditID: b6c32a48-88dff70000001227-be-5eb2b636b0c7 Received: from epsmtip2.samsung.com ( [182.195.34.31]) by epsmgms1p1new.samsung.com (Symantec Messaging Gateway) with SMTP id 0D.81.18461.436B2BE5; Wed, 6 May 2020 22:05:56 +0900 (KST) Received: from KORCO008850 (unknown [12.36.185.49]) by epsmtip2.samsung.com (KnoxPortal) with ESMTPA id 20200506130556epsmtip22f1bdb82c78c22d15ee7aff33ca275ad~McjjLUrlw3177131771epsmtip2B; Wed, 6 May 2020 13:05:56 +0000 (GMT) From: =?utf-8?Q?=EC=B5=9C=EB=8F=99=ED=98=81/DONGHYEOK_CHOE?= To: "'Will Deacon'" Cc: , , , , , , In-Reply-To: <20200506125315.GH8043@willie-the-truck> Subject: RE: Reqeust export symbol for API in arch/arm64/* Date: Wed, 6 May 2020 22:05:56 +0900 Message-ID: <000001d623a7$14bc6590$3e3530b0$@samsung.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Mailer: Microsoft Outlook 16.0 Thread-Index: AQHWb/N1gTRzZGonrGREO3YTptpglQFi3uW7ArVbMHuoeau0sA== Content-Language: ko X-Brightmail-Tracker: H4sIAAAAAAAAA02Se0hTYRjG+Ty7HK0TX2vVq3/IOBmkYW2rs46WEhU1SGoVGHSZHdxBzd3Y 2Sqji5SVltkFU5op2sVCxGyJWFGtGSwrM4yuVJZd6YZpWesC7Xgm+d+P932e732f7/tIQlWv iCPz7G7eZeestCJG1tqeyCQbWn1mbVPHeLbk+W05+3YwRLA7rnYT7PeHvUrW9+qBnL138ZiC LXrKsCf8/cq5pLHW5zH6GkoUxvMntxvLWhqQccAXb5Kvss7J5TkL79Lw9myHJc+ek0YvXpE1 P4sxaHXJuhR2Fq2xczY+jV6QYUpemGcNL0JrNnBWT7hk4gSBnp4+x+XwuHlNrkNwp9G802J1 6nTOaQJnEzz2nGnZDluqTqvVM2HlOmtu4bu+KOcjalPNn0+yQlRJ7UXRJOCZsOt7h3IviiFV uA3BnpedSGyocD+CS5X5UmMQwcDvQjTsaL3+Ry41LiO4di4Usb9HEPx2ekilwCuh5/UDhchq PBmuhJqRKCJwF4Kij51hB0lGYwaaAzpRMw6nQoU/IBdZhhOgseXaEFM4BToHbyglHgsdR1/L RCbwVKiv+0hIG2kg9KZeLh6pxvOgIhgrSdRQVbKbEMcCPkrCqV1FkQQL4MzxqxHvOPgQbFFK HAcDXy4rJN4I/aEgkszFCJ7fKo2YZ4D37R4kDiNwIpy9OF1EwJPg+pPIamOguP2vUipTULxb JRkToKvsBRqe1Fz9Oeogor0jgnlHBPOOSOD9P6sWyRrQBN4p2HJ4Qe+cOfKtfWjojyYZ25D/ TkYAYRLRoyl/vc+sknMbhAJbAAFJ0Gpq9M9zZhVl4Qo28y5Hlstj5YUAYsL3foiIG5/tCP94 uztLx+gNBm0KwzIGPUtPpHyjHq9R4RzOzefzvJN3DfuiyOi4QtRQuzWTSiLjm8qrzd3Ly5fW VVlS0mdrlllvN25RtGUc0nj7bK0Fh7V0z9ptyh198fub8snSZysWZ2wasKSePdBsypbdWVS5 moyf/8v7ON2yJPFu+5RYd3JReuL6818dTT9ia+4fOXFBb5i7r3ereVtXzM3MbvKeSc11mipw zU5/kJYJuZwuiXAJ3D/9dj9CuQMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFmphkeLIzCtJLcpLzFFi42LZdlhJXtdk26Y4g1VTrC06751htXj27Sez RdP+S8wWX68/YrfY9Pgaq8XlXXPYLFrumFosPvCJ3YHDY8GmUo9NqzrZPDYvqffo27KK0ePz JrkA1igum5TUnMyy1CJ9uwSujG89J1gKmrgqzv89xNjA2MfRxcjJISFgIrHtyB/WLkYuDiGB 3YwSffMvMUIkpCTat8xkgrCFJe63HIEqesYocerOJpYuRg4ONoFQie0nBUBqRARUJfb93MAI UsMscJ1RYtbPX4wQDVsYJVZfOMYE0sApYCqx4ZAhSIOwgJXEtAOHWEFsFgEViTVbDoLZvAKW Eme/nWCHsAUlTs58wgJiMwtoSzy9+RTOXrbwNTPEcQoSP58uYwUZLyLgJDHtuCREiYjE7M42 5gmMwrOQTJqFZNIsJJNmIWlZwMiyilEytaA4Nz232LDAMC+1XK84Mbe4NC9dLzk/dxMjOKK0 NHcwbl/1Qe8QIxMH4yFGCQ5mJRFenh8b44R4UxIrq1KL8uOLSnNSiw8xSnOwKInz3ihcGCck kJ5YkpqdmlqQWgSTZeLglGpgYv/uZJy3x1dxY4TlIfuUPRX67N8iJ/nd+Dqrv/2wxRaVw0sP VWT6rtOf8oXX6PSeZ9q+wjPnpkgZ9ol6BL9bM295zIJHJ1TcD0xxORsaap0ipdPwVNPukGeX 97svWsbsu+PWKbYlXmbgvrtirnf20ff7M6cvblm2Wf3zG6+b8dv+1PZUqp0487VySr6lp5a2 TW34JkH/aQbPPe/xv432dtO6s+lLnub51Bl7bcotX5T+vc1hWBskouJV4O1YsmTb9Q1HJ8/c kWZ1er9L3I0kAeEdaexHRR7mJD4JTaj0UXz99aetg9v1h5dnyTmktuXvTktcuUW/noGx80Ol 8hZfz51PH/w+sShkTm7LIituJZbijERDLeai4kQAxdBsDBcDAAA= X-CMS-MailID: 20200506130557epcas2p2816ed596f34dd10405e748e1fcd12ebe X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-Sendblock-Type: AUTO_CONFIDENTIAL CMS-TYPE: 102P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20200506124645epcas2p25a8efbe59fa20194e19d642227dd47ae References: <00bc01d623a4$669d1e70$33d75b50$@samsung.com> <20200506125315.GH8043@willie-the-truck> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > -----Original Message----- > From: Will Deacon > Sent: Wednesday, May 6, 2020 9:53 PM > To: =EF=BF=BD=D6=B5=EF=BF=BD=EF=BF=BD=EF=BF=BD/DONGHYEOK=20CHOE=20=0D=0A>=20Cc:=20linux-arm-kernel=40lists.infradead.org;= =20linux-kernel=40vger.kernel.org;=0D=0A>=20hosung0.kim=40samsung.com;=20ch= angki.kim=40samsung.com;=20hajun.sung=40samsung.com;=0D=0A>=20gregkh=40goog= le.com;=20youngmin.nam=40samsung.com=0D=0A>=20Subject:=20Re:=20Reqeust=20ex= port=20symbol=20for=20API=20in=20arch/arm64/*=0D=0A>=20=0D=0A>=20On=20Wed,= =20May=2006,=202020=20at=2009:46:45PM=20+0900,=20=20=D6=B5=20=20=20/DONGHYE= OK=20CHOE=20wrote:=0D=0A>=20>=20I=20am=20software=20engineer=20in=20charge= =20of=20BSP=20(Samsung=20SOC=20vendor).=0D=0A>=20>=0D=0A>=20>=20Recently,= =20Google=20introduced=20GKI=20from=20Android=20R=20version.=0D=0A>=20>=20W= e=20cannot=20use=20mainline=20API=20without=20'export=20symbol'=20by=20the= =20GKI=20policy.=0D=0A>=20>=20But=20we=20want=20to=20make=20an=20arm64=20sp= ecific=20vendor=20driver=20in=20=7Bkernel=20source=0D=0A>=20>=20root=7D/dri= vers/soc/samsung/*.=0D=0A>=20>=0D=0A>=20>=20Could=20you=20support=20us=20to= =20use=20the=20below=20APIs?=0D=0A>=20=0D=0A>=20Sorry,=20but=20as=20a=20gen= eral=20rule=20of=20thumb=20the=20kernel=20doesn't=20EXPORT=20symbols=0D=0A>= =20that=20are=20not=20used=20by=20in-tree=20modules.=20You'll=20need=20to= =20submit=20your=20drivers=0D=0A>=20along=20with=20the=20patches=20doing=20= the=20exports=20if=20they=20are=20to=20be=20considered=20for=0D=0A>=20inclu= sion.=0D=0A>=20=0D=0A>=20Thanks,=0D=0A>=20=0D=0A>=20Will=0D=0A=0D=0AThank= =20you=20for=20your=20quick=20response.=0D=0AI'll=20try.=0D=0A=0D=0AThanks= =0D=0A=0D=0A