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Fri, 11 Dec 2020 02:47:31 +0000 Date: Fri, 11 Dec 2020 02:47:24 +0000 From: Ashish Kalra To: Stephen Rothwell Cc: Konrad Rzeszutek Wilk , Borislav Petkov , Linux Kernel Mailing List , Linux Next Mailing List Subject: Re: linux-next: build warning after merge of the swiotlb tree Message-ID: <20201211024724.GA29231@ashkalra_ubuntu_server> References: <20201211130208.2cf1e813@canb.auug.org.au> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20201211130208.2cf1e813@canb.auug.org.au> User-Agent: Mutt/1.9.4 (2018-02-28) X-Originating-IP: [165.204.77.1] X-ClientProxiedBy: DM5PR1401CA0014.namprd14.prod.outlook.com (2603:10b6:4:4a::24) To SN6PR12MB2767.namprd12.prod.outlook.com (2603:10b6:805:75::23) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from ashkalra_ubuntu_server (165.204.77.1) by DM5PR1401CA0014.namprd14.prod.outlook.com (2603:10b6:4:4a::24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3654.12 via Frontend Transport; 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X-MS-Exchange-AntiSpam-MessageData: =?us-ascii?Q?uQT3CEVx3/+zs0RbLbFgL3EJE+lcQZ9E5UzaOBCHXXh4Da42Jo3Sz46kDgcP?= =?us-ascii?Q?553pQSDUNUq/nHZGqoDq4o3gQoxIB8MpSiHVhkRFYG7/thDwv69yJpqlFNqB?= =?us-ascii?Q?DclduGI4pE5uPBLFN7OY46v3w+UyaSTRqBHmrcaJYByDaBddyTCGEZnjc2Ap?= =?us-ascii?Q?4CpzvO9MG3FWfnSwHT8EBWGUyyZ0JEXAjgxjoAUUY4wWEKCJfJcff5GOy5OU?= =?us-ascii?Q?S/KWxVoYCWMFoSOc+CJ7tEajgmQ5cWZKetYDv1UVmG7MfmLrcQ68j1vtEDBI?= =?us-ascii?Q?5wNtMJnqLz3Z4HtDWUy2bqroY7XJANG3bMkostG7GsKaSDfNzqnc1VNFKCvI?= =?us-ascii?Q?oxruXTTeU9ACPJY0I55fLfLj2wanWcHcGceqFoSJicz4EPqz8r28nI8DNjZO?= =?us-ascii?Q?WK4tB1XAFrxEOxOdtaArUJ9nkcLcPokeZJdhpaO+660hgOk7lAdP6WlQFuBS?= =?us-ascii?Q?9cZGOFdtOw3d0qYOqto8RRT1voEMgBhoI8pUUBenCFI2jQ/AScq/MUvvCoW7?= =?us-ascii?Q?oZ45H7DJuhKo6pt9UxwVT8ife8vt7Dpdy2hSzKLHGBFeCyQMmusJdet68Vmi?= =?us-ascii?Q?Uq0IP7jby5+PPbpxKyPcO04qzay8R4yMzIgh1KBj1h4J2mz5unZzbB8rNFvI?= =?us-ascii?Q?dcVLcQ9n8AIc4PalEs88P4UHttPPER4VNj/IjgyPEDnhIo+WHgg1R0/5aM9q?= =?us-ascii?Q?oYbnLa2eDrOPwzOvrK0EM1/m2wH6NuPk2I6R1WGrFBYh4GJVhrXyBl19K3xa?= =?us-ascii?Q?D+hN73rQARcvU9c+DB330HWelESpkFKBmM8D5yeXpo0OJ0M7H/FNPopXv6Lv?= =?us-ascii?Q?sYeoO72BUhV/RnrrknGzcqOkL7mhCKwnQO016JrDebv5hAGO3S8aOkm80i9g?= =?us-ascii?Q?kjyhssDjWaJSrkI/Q2I6hVRbFTH5iJAlqFR8p2eLuT1XpweVIn4tBLdJER6z?= =?us-ascii?Q?rQkkVkSB5ASCSn6XSM/F5txT8+ezNwRxN89CrVT2T7SF4J+XDoGYotu8s6kg?= =?us-ascii?Q?N0Zj?= X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-AuthSource: SN6PR12MB2767.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Dec 2020 02:47:31.0498 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-Network-Message-Id: ec4250bf-a881-4a9a-d249-08d89d7f1af1 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: eeqRGh7TXqJuRvwHSkCpQ3nT39v4m8rvrlj/tn902Btszl+T6xnFl/DzbWfdkCPrxFhbxzycJxoHHrgydPMtDg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN6PR12MB2639 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Posted a fix for this. Thanks, Ashish On Fri, Dec 11, 2020 at 01:02:08PM +1100, Stephen Rothwell wrote: > Hi all, > > After merging the swiotlb tree, today's linux-next build (arm > multi_v7_defconfig) produced this warning: > > In file included from arch/arm/mm/init.c:24: > include/linux/swiotlb.h:108:13: warning: 'swiotlb_adjust_size' defined but not used [-Wunused-function] > 108 | static void swiotlb_adjust_size(unsigned long new_size) > | ^~~~~~~~~~~~~~~~~~~ > In file included from include/linux/dma-direct.h:13, > from arch/arm/mm/dma-mapping.c:17: > include/linux/swiotlb.h:108:13: warning: 'swiotlb_adjust_size' defined but not used [-Wunused-function] > 108 | static void swiotlb_adjust_size(unsigned long new_size) > | ^~~~~~~~~~~~~~~~~~~ > In file included from include/linux/dma-direct.h:13, > from kernel/dma/direct.h:10, > from kernel/dma/mapping.c:17: > include/linux/swiotlb.h:108:13: warning: 'swiotlb_adjust_size' defined but not used [-Wunused-function] > 108 | static void swiotlb_adjust_size(unsigned long new_size) > | ^~~~~~~~~~~~~~~~~~~ > In file included from include/linux/dma-direct.h:13, > from kernel/dma/coherent.c:10: > include/linux/swiotlb.h:108:13: warning: 'swiotlb_adjust_size' defined but not used [-Wunused-function] > 108 | static void swiotlb_adjust_size(unsigned long new_size) > | ^~~~~~~~~~~~~~~~~~~ > In file included from include/linux/dma-direct.h:13, > from kernel/dma/direct.h:10, > from kernel/dma/direct.c:16: > include/linux/swiotlb.h:108:13: warning: 'swiotlb_adjust_size' defined but not used [-Wunused-function] > 108 | static void swiotlb_adjust_size(unsigned long new_size) > | ^~~~~~~~~~~~~~~~~~~ > In file included from include/linux/dma-direct.h:13, > from drivers/of/device.c:8: > include/linux/swiotlb.h:108:13: warning: 'swiotlb_adjust_size' defined but not used [-Wunused-function] > 108 | static void swiotlb_adjust_size(unsigned long new_size) > | ^~~~~~~~~~~~~~~~~~~ > In file included from include/linux/dma-direct.h:13, > from drivers/remoteproc/remoteproc_core.c:27: > include/linux/swiotlb.h:108:13: warning: 'swiotlb_adjust_size' defined but not used [-Wunused-function] > 108 | static void swiotlb_adjust_size(unsigned long new_size) > | ^~~~~~~~~~~~~~~~~~~ > In file included from include/linux/dma-direct.h:13, > from drivers/of/address.c:16: > include/linux/swiotlb.h:108:13: warning: 'swiotlb_adjust_size' defined but not used [-Wunused-function] > 108 | static void swiotlb_adjust_size(unsigned long new_size) > | ^~~~~~~~~~~~~~~~~~~ > In file included from drivers/mmc/host/sdhci.c:23: > include/linux/swiotlb.h:108:13: warning: 'swiotlb_adjust_size' defined but not used [-Wunused-function] > 108 | static void swiotlb_adjust_size(unsigned long new_size) > | ^~~~~~~~~~~~~~~~~~~ > In file included from drivers/gpu/drm/nouveau/nouveau_bo.c:31: > include/linux/swiotlb.h:108:13: warning: 'swiotlb_adjust_size' defined but not used [-Wunused-function] > 108 | static void swiotlb_adjust_size(unsigned long new_size) > | ^~~~~~~~~~~~~~~~~~~ > > Introduced by commit > > 79f748d1bdb6 ("x86,swiotlb: Adjust SWIOTLB bounce buffer size for SEV guests") > > Forgot the "inline" :-( > -- > Cheers, > Stephen Rothwell