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Fri, 30 Oct 2020 07:53:34 +0000 Subject: Re: linux-next: build failure after merge of the drm-misc tree To: Stephen Rothwell , Daniel Vetter , Intel Graphics , DRI Cc: Linux Kernel Mailing List , Linux Next Mailing List References: <20201030110712.040bc95f@canb.auug.org.au> From: =?UTF-8?Q?Christian_K=c3=b6nig?= Message-ID: <3c46b1d9-3bf4-9a76-5328-0fb3bb0b42f2@amd.com> Date: Fri, 30 Oct 2020 08:53:26 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 In-Reply-To: <20201030110712.040bc95f@canb.auug.org.au> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US X-Originating-IP: [2a02:908:1252:fb60:be8a:bd56:1f94:86e7] X-ClientProxiedBy: AM3PR07CA0071.eurprd07.prod.outlook.com (2603:10a6:207:4::29) To BY5PR12MB3764.namprd12.prod.outlook.com (2603:10b6:a03:1ac::17) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from [IPv6:2a02:908:1252:fb60:be8a:bd56:1f94:86e7] (2a02:908:1252:fb60:be8a:bd56:1f94:86e7) by AM3PR07CA0071.eurprd07.prod.outlook.com (2603:10a6:207:4::29) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3499.10 via Frontend Transport; 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X-MS-Exchange-AntiSpam-MessageData: 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 X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-Network-Message-Id: 38d3431e-1ad5-499e-a138-08d87ca8e719 X-MS-Exchange-CrossTenant-AuthSource: BY5PR12MB3764.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 30 Oct 2020 07:53:34.8240 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: Vzzb4Uwwd6sH//ETXIR8ICQQedrM/xDctapFXTc66F7wUdqfDxkGefUfOKPsOP/S X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR12MB3269 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am 30.10.20 um 01:07 schrieb Stephen Rothwell: > Hi all, > > After merging the drm-misc tree, today's linux-next build (x86_64 > allmodconfig) failed like this: > > drivers/gpu/drm/nouveau/nouveau_ttm.c: In function 'nouveau_ttm_init': > drivers/gpu/drm/nouveau/nouveau_ttm.c:320:19: error: implicit declaration of function 'swiotlb_nr_tbl' [-Werror=implicit-function-declaration] > 320 | need_swiotlb = !!swiotlb_nr_tbl(); > | ^~~~~~~~~~~~~~ Mhm, thanks for the note. Looks like there is some merge conflict to me. In my tree there is an "#if IS_ENABLED(CONFIG_SWIOTLB) && IS_ENABLED(CONFIG_X86)" around that line making sure the function is available. Going to take a look later today. Christian. > Caused by commit > > ee5d2a8e549e ("drm/ttm: wire up the new pool as default one v2") > > I have used the drm-misc tree from next-20201029 for today. >