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Tue, 12 May 2020 09:05:04 +0000 (GMT) Subject: Re: [PATCH v3 02/25] drm: core: fix common struct sg_table related issues To: Christoph Hellwig Cc: dri-devel@lists.freedesktop.org, iommu@lists.linux-foundation.org, linaro-mm-sig@lists.linaro.org, linux-kernel@vger.kernel.org, Robin Murphy , Bartlomiej Zolnierkiewicz , linux-arm-kernel@lists.infradead.org, David Airlie , Daniel Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann From: Marek Szyprowski Message-ID: Date: Tue, 12 May 2020 11:05:03 +0200 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: <20200508071609.GA31690@lst.de> Content-Transfer-Encoding: 8bit Content-Language: en-US X-Brightmail-Tracker: H4sIAAAAAAAAA01Se0hTURzu3JfX0ZXr1HawULg9oPKZEpeMKJK6EIhB9UeUtfTmJLfmrpoW lWQvl0Uapq5SK7Oymfiaj2rlqK1laZmYZqhLIzSlhzkparXtavnf9/t+33e+8x0OiUrHcH8y SZXKa1TyZIaQYAbzj47g1r0tcWG91QHs2XYrwtYUVePsH0MeynZNfibY23eeIGzZwyj2e5cN YWuHunH2dctlgr36tQFjT+ZU4Gzrl2GcrR/Lw9dSnL5ED7gH9jKMq63MIbhG+yDOlVg3cwNn LAhXV36U63MModyFnpuAu9ebRXDn6isBV9d2iJuoDYiltktWJ/DJSem8JnTNbomi4hShthIZ V2yDeBaowrXAk4R0JJw4fotwYSl9C8Bmh68WSJz4O4C/35hxcZgAsOzpgFNFuh1f8pUifxPA 18YTqDh8BtB0owpxHeVDb4ENnRY39qUZ+GH0BXCJULobhYYRC+ZaEHQ41I5r3dkUvQbWWLrd PEYvhsc6y1EX9qN3wrbrdUDUeENr8bBb40kHwanGq24vSgfC7IZLqIhl8O1wKeIKg3QBCTvM FYRYNBpO5Y8AEfvAUUu9h4gXwD/NM4ZsAG3tVR7ikOssd6xo2hEF37X/dD8ASi+F1S2hIr0O OnLHpt/FC/aMe4uX8IL5hkJUpCl4+qRUVC+BOsvdf7GtLzvR84DRzaqmm1VHN6uO7n9uGcAq gYxPE5SJvBCh4g+ECHKlkKZKDInfr6wFzj/Y5rBMNgHjrz0mQJOAmUudXtEcJ8Xl6UKm0gQg iTK+1PEkJ0UlyDMP8pr9uzRpybxgAvNJjJFREddGdkrpRHkqv4/n1bxmZouQnv5ZoJwQ1mr3 3R592Peyq6mhf5WtYEfMV/XzOHV4WP9K/fKBSZXD9Cn2xkUfRbAxOjInzvA+hevZVBpol2wt 9tfPHS/8oVzvuSRyYUZ/RorC98i8edne92WMOTRig9IPibF9i/84fIVfdNg+Z4zaqK8gJh+F PJ+yG9lnOxDjNtnjoFcMJijk4ctQjSD/C/zubuh/AwAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrPIsWRmVeSWpSXmKPExsVy+t/xu7oH03bFGXw9xmjRe+4kk8XGGetZ Lf5vm8hsceXrezaLlauPMlks2G9t8eXKQyaLTY+vsVpc3jWHzWLhx60sFm2dy1gtDn54wmqx 5c1EVgdejzXz1jB67P22gMVj06pONo/t3x6wesw7Gehxv/s4k8fmJfUet/89ZvaYfGM5o8fu mw1sHn1bVjF6bD5d7fF5k1wAb5SeTVF+aUmqQkZ+cYmtUrShhZGeoaWFnpGJpZ6hsXmslZGp kr6dTUpqTmZZapG+XYJexrJ2toKTbBVzHz5gbWBcy9rFyMEhIWAi8WFSbhcjF4eQwFJGiePH JzB2MXICxWUkTk5rYIWwhSX+XOtigyh6yyix6cd+sCJhgRCJrZeOM4HYIgJKEk9fnWUEKWIW uMEs8W1zLztEx0lmiecXToJ1sAkYSnS9BRnFycErYCex8fg1FhCbRUBVounSEmYQW1QgVmL1 tVZGiBpBiZMzn4DVcAroSHzfvhCsl1nATGLe5ofMELa8RPPW2VC2uMStJ/OZJjAKzULSPgtJ yywkLbOQtCxgZFnFKJJaWpybnltsqFecmFtcmpeul5yfu4kRGPnbjv3cvIPx0sbgQ4wCHIxK PLwdRjvjhFgTy4orcw8xSnAwK4nwtmQChXhTEiurUovy44tKc1KLDzGaAj03kVlKNDkfmJTy SuINTQ3NLSwNzY3Njc0slMR5OwQOxggJpCeWpGanphakFsH0MXFwSjUwVuW5PkxnUZo/me+z 4a8XNRIqwYUdcVfbKyPUinX2ThUP+jFXVuUyi1pNyOL3TuHd5w8vnRvXVHRC86Udp8120S+2 HrOO7e+JmcngnGH5b6df1qJg97ii568F5vv2yF2XNTi77FddTsAblacKn1knb5sa/HZm4Z/5 e5nyll7anlNQKmobf6JHiaU4I9FQi7moOBEAk0k3RhIDAAA= X-CMS-MailID: 20200512090505eucas1p20fdb2ff84bf04f85ba28ae14e6bd5f8c X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-RootMTR: 20200505084625eucas1p1a3c25fd171f360e0aab2f76700699454 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20200505084625eucas1p1a3c25fd171f360e0aab2f76700699454 References: <20200505083926.28503-1-m.szyprowski@samsung.com> <20200505084614.30424-1-m.szyprowski@samsung.com> <20200505084614.30424-2-m.szyprowski@samsung.com> <20200505101508.GA14860@lst.de> <5dd1cb55-accb-0dc6-4ca5-90c57cd19527@samsung.com> <20200505110950.GA19067@lst.de> <20200508071609.GA31690@lst.de> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Christoph, On 08.05.2020 09:16, Christoph Hellwig wrote: > On Fri, May 08, 2020 at 09:12:13AM +0200, Marek Szyprowski wrote: >> Then we would just need one more helper to construct scatterlist, as the >> above two are read-only don't allow to modify scatterlist: >> >> #define for_each_sgtable_sg(sgt, sg, i)                \ >>        for_each_sg(sgt->sgl, sg, sgt->orig_nents, i) >> >> With the above 3 helpers we can probably get rid of all instances of >> sg_table->{nents,orig_nents} from the DRM code. I will prepare patches soon. > Sounds great, thanks! It turned out that the 4th helper (for_each_sgtable_dma_sg) was needed as some drivers makes use of the larger than the PAGE_SIZE unit for DMA mapped pages. Best regards -- Marek Szyprowski, PhD Samsung R&D Institute Poland From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0B5FFC54E4A for ; Tue, 12 May 2020 09:05:13 +0000 (UTC) Received: from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id C681B206A3 for ; Tue, 12 May 2020 09:05:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=samsung.com header.i=@samsung.com header.b="m5uDa4RY" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C681B206A3 Authentication-Results: mail.kernel.org; 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Tue, 12 May 2020 09:05:04 +0000 (GMT) Subject: Re: [PATCH v3 02/25] drm: core: fix common struct sg_table related issues To: Christoph Hellwig From: Marek Szyprowski Message-ID: Date: Tue, 12 May 2020 11:05:03 +0200 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: <20200508071609.GA31690@lst.de> Content-Language: en-US X-Brightmail-Tracker: H4sIAAAAAAAAA01Se0hTURzu3JfX0ZXr1HawULg9oPKZEpeMKJK6EIhB9UeUtfTmJLfmrpoW lWQvl0Uapq5SK7Oymfiaj2rlqK1laZmYZqhLIzSlhzkparXtavnf9/t+33e+8x0OiUrHcH8y SZXKa1TyZIaQYAbzj47g1r0tcWG91QHs2XYrwtYUVePsH0MeynZNfibY23eeIGzZwyj2e5cN YWuHunH2dctlgr36tQFjT+ZU4Gzrl2GcrR/Lw9dSnL5ED7gH9jKMq63MIbhG+yDOlVg3cwNn LAhXV36U63MModyFnpuAu9ebRXDn6isBV9d2iJuoDYiltktWJ/DJSem8JnTNbomi4hShthIZ V2yDeBaowrXAk4R0JJw4fotwYSl9C8Bmh68WSJz4O4C/35hxcZgAsOzpgFNFuh1f8pUifxPA 18YTqDh8BtB0owpxHeVDb4ENnRY39qUZ+GH0BXCJULobhYYRC+ZaEHQ41I5r3dkUvQbWWLrd PEYvhsc6y1EX9qN3wrbrdUDUeENr8bBb40kHwanGq24vSgfC7IZLqIhl8O1wKeIKg3QBCTvM FYRYNBpO5Y8AEfvAUUu9h4gXwD/NM4ZsAG3tVR7ikOssd6xo2hEF37X/dD8ASi+F1S2hIr0O OnLHpt/FC/aMe4uX8IL5hkJUpCl4+qRUVC+BOsvdf7GtLzvR84DRzaqmm1VHN6uO7n9uGcAq gYxPE5SJvBCh4g+ECHKlkKZKDInfr6wFzj/Y5rBMNgHjrz0mQJOAmUudXtEcJ8Xl6UKm0gQg iTK+1PEkJ0UlyDMP8pr9uzRpybxgAvNJjJFREddGdkrpRHkqv4/n1bxmZouQnv5ZoJwQ1mr3 3R592Peyq6mhf5WtYEfMV/XzOHV4WP9K/fKBSZXD9Cn2xkUfRbAxOjInzvA+hevZVBpol2wt 9tfPHS/8oVzvuSRyYUZ/RorC98i8edne92WMOTRig9IPibF9i/84fIVfdNg+Z4zaqK8gJh+F PJ+yG9lnOxDjNtnjoFcMJijk4ctQjSD/C/zubuh/AwAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrPIsWRmVeSWpSXmKPExsVy+t/xu7oH03bFGXw9xmjRe+4kk8XGGetZ Lf5vm8hsceXrezaLlauPMlks2G9t8eXKQyaLTY+vsVpc3jWHzWLhx60sFm2dy1gtDn54wmqx 5c1EVgdejzXz1jB67P22gMVj06pONo/t3x6wesw7Gehxv/s4k8fmJfUet/89ZvaYfGM5o8fu mw1sHn1bVjF6bD5d7fF5k1wAb5SeTVF+aUmqQkZ+cYmtUrShhZGeoaWFnpGJpZ6hsXmslZGp kr6dTUpqTmZZapG+XYJexrJ2toKTbBVzHz5gbWBcy9rFyMEhIWAi8WFSbhcjF4eQwFJGiePH JzB2MXICxWUkTk5rYIWwhSX+XOtigyh6yyix6cd+sCJhgRCJrZeOM4HYIgJKEk9fnWUEKWIW uMEs8W1zLztEx0lmiecXToJ1sAkYSnS9BRnFycErYCex8fg1FhCbRUBVounSEmYQW1QgVmL1 tVZGiBpBiZMzn4DVcAroSHzfvhCsl1nATGLe5ofMELa8RPPW2VC2uMStJ/OZJjAKzULSPgtJ yywkLbOQtCxgZFnFKJJaWpybnltsqFecmFtcmpeul5yfu4kRGPnbjv3cvIPx0sbgQ4wCHIxK PLwdRjvjhFgTy4orcw8xSnAwK4nwtmQChXhTEiurUovy44tKc1KLDzGaAj03kVlKNDkfmJTy SuINTQ3NLSwNzY3Njc0slMR5OwQOxggJpCeWpGanphakFsH0MXFwSjUwVuW5PkxnUZo/me+z 4a8XNRIqwYUdcVfbKyPUinX2ThUP+jFXVuUyi1pNyOL3TuHd5w8vnRvXVHRC86Udp8120S+2 HrOO7e+JmcngnGH5b6df1qJg97ii568F5vv2yF2XNTi77FddTsAblacKn1knb5sa/HZm4Z/5 e5nyll7anlNQKmobf6JHiaU4I9FQi7moOBEAk0k3RhIDAAA= X-CMS-MailID: 20200512090505eucas1p20fdb2ff84bf04f85ba28ae14e6bd5f8c X-Msg-Generator: CA X-RootMTR: 20200505084625eucas1p1a3c25fd171f360e0aab2f76700699454 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20200505084625eucas1p1a3c25fd171f360e0aab2f76700699454 References: <20200505083926.28503-1-m.szyprowski@samsung.com> <20200505084614.30424-1-m.szyprowski@samsung.com> <20200505084614.30424-2-m.szyprowski@samsung.com> <20200505101508.GA14860@lst.de> <5dd1cb55-accb-0dc6-4ca5-90c57cd19527@samsung.com> <20200505110950.GA19067@lst.de> <20200508071609.GA31690@lst.de> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200512_020514_230675_8B4BC79B X-CRM114-Status: GOOD ( 12.15 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Thomas Zimmermann , Bartlomiej Zolnierkiewicz , David Airlie , Maarten Lankhorst , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, iommu@lists.linux-foundation.org, Maxime Ripard , Daniel Vetter , Robin Murphy , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; 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Tue, 12 May 2020 09:05:04 +0000 (GMT) Subject: Re: [PATCH v3 02/25] drm: core: fix common struct sg_table related issues To: Christoph Hellwig From: Marek Szyprowski Message-ID: Date: Tue, 12 May 2020 11:05:03 +0200 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: <20200508071609.GA31690@lst.de> Content-Language: en-US X-Brightmail-Tracker: H4sIAAAAAAAAA01Se0hTURzu3JfX0ZXr1HawULg9oPKZEpeMKJK6EIhB9UeUtfTmJLfmrpoW lWQvl0Uapq5SK7Oymfiaj2rlqK1laZmYZqhLIzSlhzkparXtavnf9/t+33e+8x0OiUrHcH8y SZXKa1TyZIaQYAbzj47g1r0tcWG91QHs2XYrwtYUVePsH0MeynZNfibY23eeIGzZwyj2e5cN YWuHunH2dctlgr36tQFjT+ZU4Gzrl2GcrR/Lw9dSnL5ED7gH9jKMq63MIbhG+yDOlVg3cwNn LAhXV36U63MModyFnpuAu9ebRXDn6isBV9d2iJuoDYiltktWJ/DJSem8JnTNbomi4hShthIZ V2yDeBaowrXAk4R0JJw4fotwYSl9C8Bmh68WSJz4O4C/35hxcZgAsOzpgFNFuh1f8pUifxPA 18YTqDh8BtB0owpxHeVDb4ENnRY39qUZ+GH0BXCJULobhYYRC+ZaEHQ41I5r3dkUvQbWWLrd PEYvhsc6y1EX9qN3wrbrdUDUeENr8bBb40kHwanGq24vSgfC7IZLqIhl8O1wKeIKg3QBCTvM FYRYNBpO5Y8AEfvAUUu9h4gXwD/NM4ZsAG3tVR7ikOssd6xo2hEF37X/dD8ASi+F1S2hIr0O OnLHpt/FC/aMe4uX8IL5hkJUpCl4+qRUVC+BOsvdf7GtLzvR84DRzaqmm1VHN6uO7n9uGcAq gYxPE5SJvBCh4g+ECHKlkKZKDInfr6wFzj/Y5rBMNgHjrz0mQJOAmUudXtEcJ8Xl6UKm0gQg iTK+1PEkJ0UlyDMP8pr9uzRpybxgAvNJjJFREddGdkrpRHkqv4/n1bxmZouQnv5ZoJwQ1mr3 3R592Peyq6mhf5WtYEfMV/XzOHV4WP9K/fKBSZXD9Cn2xkUfRbAxOjInzvA+hevZVBpol2wt 9tfPHS/8oVzvuSRyYUZ/RorC98i8edne92WMOTRig9IPibF9i/84fIVfdNg+Z4zaqK8gJh+F PJ+yG9lnOxDjNtnjoFcMJijk4ctQjSD/C/zubuh/AwAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrPIsWRmVeSWpSXmKPExsVy+t/xu7oH03bFGXw9xmjRe+4kk8XGGetZ Lf5vm8hsceXrezaLlauPMlks2G9t8eXKQyaLTY+vsVpc3jWHzWLhx60sFm2dy1gtDn54wmqx 5c1EVgdejzXz1jB67P22gMVj06pONo/t3x6wesw7Gehxv/s4k8fmJfUet/89ZvaYfGM5o8fu mw1sHn1bVjF6bD5d7fF5k1wAb5SeTVF+aUmqQkZ+cYmtUrShhZGeoaWFnpGJpZ6hsXmslZGp kr6dTUpqTmZZapG+XYJexrJ2toKTbBVzHz5gbWBcy9rFyMEhIWAi8WFSbhcjF4eQwFJGiePH JzB2MXICxWUkTk5rYIWwhSX+XOtigyh6yyix6cd+sCJhgRCJrZeOM4HYIgJKEk9fnWUEKWIW uMEs8W1zLztEx0lmiecXToJ1sAkYSnS9BRnFycErYCex8fg1FhCbRUBVounSEmYQW1QgVmL1 tVZGiBpBiZMzn4DVcAroSHzfvhCsl1nATGLe5ofMELa8RPPW2VC2uMStJ/OZJjAKzULSPgtJ yywkLbOQtCxgZFnFKJJaWpybnltsqFecmFtcmpeul5yfu4kRGPnbjv3cvIPx0sbgQ4wCHIxK PLwdRjvjhFgTy4orcw8xSnAwK4nwtmQChXhTEiurUovy44tKc1KLDzGaAj03kVlKNDkfmJTy SuINTQ3NLSwNzY3Njc0slMR5OwQOxggJpCeWpGanphakFsH0MXFwSjUwVuW5PkxnUZo/me+z 4a8XNRIqwYUdcVfbKyPUinX2ThUP+jFXVuUyi1pNyOL3TuHd5w8vnRvXVHRC86Udp8120S+2 HrOO7e+JmcngnGH5b6df1qJg97ii568F5vv2yF2XNTi77FddTsAblacKn1knb5sa/HZm4Z/5 e5nyll7anlNQKmobf6JHiaU4I9FQi7moOBEAk0k3RhIDAAA= X-CMS-MailID: 20200512090505eucas1p20fdb2ff84bf04f85ba28ae14e6bd5f8c X-Msg-Generator: CA X-RootMTR: 20200505084625eucas1p1a3c25fd171f360e0aab2f76700699454 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20200505084625eucas1p1a3c25fd171f360e0aab2f76700699454 References: <20200505083926.28503-1-m.szyprowski@samsung.com> <20200505084614.30424-1-m.szyprowski@samsung.com> <20200505084614.30424-2-m.szyprowski@samsung.com> <20200505101508.GA14860@lst.de> <5dd1cb55-accb-0dc6-4ca5-90c57cd19527@samsung.com> <20200505110950.GA19067@lst.de> <20200508071609.GA31690@lst.de> X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Thomas Zimmermann , Bartlomiej Zolnierkiewicz , David Airlie , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, iommu@lists.linux-foundation.org, Robin Murphy , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" SGkgQ2hyaXN0b3BoLAoKT24gMDguMDUuMjAyMCAwOToxNiwgQ2hyaXN0b3BoIEhlbGx3aWcgd3Jv dGU6Cj4gT24gRnJpLCBNYXkgMDgsIDIwMjAgYXQgMDk6MTI6MTNBTSArMDIwMCwgTWFyZWsgU3p5 cHJvd3NraSB3cm90ZToKPj4gVGhlbiB3ZSB3b3VsZCBqdXN0IG5lZWQgb25lIG1vcmUgaGVscGVy IHRvIGNvbnN0cnVjdCBzY2F0dGVybGlzdCwgYXMgdGhlCj4+IGFib3ZlIHR3byBhcmUgcmVhZC1v bmx5IGRvbid0IGFsbG93IHRvIG1vZGlmeSBzY2F0dGVybGlzdDoKPj4KPj4gI2RlZmluZSBmb3Jf ZWFjaF9zZ3RhYmxlX3NnKHNndCwgc2csIGkpwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKg IFwKPj4gICDCoMKgwqDCoMKgwqAgZm9yX2VhY2hfc2coc2d0LT5zZ2wsIHNnLCBzZ3QtPm9yaWdf bmVudHMsIGkpCj4+Cj4+IFdpdGggdGhlIGFib3ZlIDMgaGVscGVycyB3ZSBjYW4gcHJvYmFibHkg Z2V0IHJpZCBvZiBhbGwgaW5zdGFuY2VzIG9mCj4+IHNnX3RhYmxlLT57bmVudHMsb3JpZ19uZW50 c30gZnJvbSB0aGUgRFJNIGNvZGUuIEkgd2lsbCBwcmVwYXJlIHBhdGNoZXMgc29vbi4KPiBTb3Vu ZHMgZ3JlYXQsIHRoYW5rcyEKCkl0IHR1cm5lZCBvdXQgdGhhdCB0aGUgNHRoIGhlbHBlciAoZm9y X2VhY2hfc2d0YWJsZV9kbWFfc2cpIHdhcyBuZWVkZWQgCmFzIHNvbWUgZHJpdmVycyBtYWtlcyB1 c2Ugb2YgdGhlIGxhcmdlciB0aGFuIHRoZSBQQUdFX1NJWkUgdW5pdCBmb3IgRE1BIAptYXBwZWQg cGFnZXMuCgpCZXN0IHJlZ2FyZHMKLS0gCk1hcmVrIFN6eXByb3dza2ksIFBoRApTYW1zdW5nIFIm RCBJbnN0aXR1dGUgUG9sYW5kCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVz a3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9k cmktZGV2ZWwK