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 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id DCCBAEE49A0 for ; Tue, 22 Aug 2023 03:02:08 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 9307110E190; Tue, 22 Aug 2023 03:02:04 +0000 (UTC) Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id 692BF10E2CF; Tue, 22 Aug 2023 03:02:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1692673322; x=1724209322; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=DrGmF+TINNE7yZWn9DqTXRdXSL+bSJMmgxeURcbpU0E=; b=GZ65t75EIxVQJrRN1RYEo+lQ5oB3w7c3jFx7unnZPV1KFJr8xX21DJXT CUAoK1y/Ry7lbgp07ERNZiuIbgf1mWemGb3yTPhcc8yfEP2qvAkG8SyBq 2xM+5qqnaAIJGYpMTPNoTPTCDuTviMBEwwfKqIVzz5MhQt6afq/nxaaz6 oN2CrJp4Le6DTi5fmuFFn1CCWTBHgWHI2V0YOkk9x4Ucnfl8G6X/334aN yephIckMx06NYIE4nFQRufaNHEnXhldMFYpR+12vHVemiPGUEmD5suv62 qBPo2Xgr4xY6A6JIx18qYVOP5r1oF1rDy0lwf6BxL3bfT8oWMY4QngqmQ w==; X-IronPort-AV: E=McAfee;i="6600,9927,10809"; a="372657354" X-IronPort-AV: E=Sophos;i="6.01,191,1684825200"; d="scan'208";a="372657354" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Aug 2023 20:02:01 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10809"; a="801491059" X-IronPort-AV: E=Sophos;i="6.01,191,1684825200"; d="scan'208";a="801491059" Received: from lkp-server02.sh.intel.com (HELO 6809aa828f2a) ([10.239.97.151]) by fmsmga008.fm.intel.com with ESMTP; 21 Aug 2023 20:01:57 -0700 Received: from kbuild by 6809aa828f2a with local (Exim 4.96) (envelope-from ) id 1qYHeW-0001H8-1e; Tue, 22 Aug 2023 03:01:56 +0000 Date: Tue, 22 Aug 2023 11:01:08 +0800 From: kernel test robot To: Danilo Krummrich , airlied@gmail.com, daniel@ffwll.ch, matthew.brost@intel.com, thomas.hellstrom@linux.intel.com, sarah.walker@imgtec.com, donald.robson@imgtec.com, boris.brezillon@collabora.com, christian.koenig@amd.com, faith.ekstrand@collabora.com, bskeggs@redhat.com, Liam.Howlett@oracle.com Message-ID: <202308221050.kTj8uFMA-lkp@intel.com> References: <20230820215320.4187-3-dakr@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230820215320.4187-3-dakr@redhat.com> Subject: Re: [Nouveau] [PATCH drm-misc-next 2/3] drm/gpuva_mgr: generalize dma_resv/extobj handling and GEM validation X-BeenThere: nouveau@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Nouveau development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: nouveau@lists.freedesktop.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, oe-kbuild-all@lists.linux.dev Errors-To: nouveau-bounces@lists.freedesktop.org Sender: "Nouveau" Hi Danilo, kernel test robot noticed the following build warnings: [auto build test WARNING on 25205087df1ffe06ccea9302944ed1f77dc68c6f] url: https://github.com/intel-lab-lkp/linux/commits/Danilo-Krummrich/drm-drm_exec-build-always-builtin/20230821-123143 base: 25205087df1ffe06ccea9302944ed1f77dc68c6f patch link: https://lore.kernel.org/r/20230820215320.4187-3-dakr%40redhat.com patch subject: [PATCH drm-misc-next 2/3] drm/gpuva_mgr: generalize dma_resv/extobj handling and GEM validation config: arm-randconfig-r014-20230822 (https://download.01.org/0day-ci/archive/20230822/202308221050.kTj8uFMA-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 12.3.0 reproduce: (https://download.01.org/0day-ci/archive/20230822/202308221050.kTj8uFMA-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202308221050.kTj8uFMA-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/gpu/drm/drm_gpuva_mgr.c:750:1: warning: no previous prototype for 'drm_gpuva_manager_prepare_objects' [-Wmissing-prototypes] 750 | drm_gpuva_manager_prepare_objects(struct drm_gpuva_manager *mgr, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/drm_gpuva_mgr.c: In function '__drm_gpuva_sm_map': drivers/gpu/drm/drm_gpuva_mgr.c:1744:39: warning: variable 'prev' set but not used [-Wunused-but-set-variable] 1744 | struct drm_gpuva *va, *next, *prev = NULL; | ^~~~ -- >> drivers/gpu/drm/drm_gpuva_mgr.c:1091: warning: Function parameter or member '__vm_bo' not described in 'drm_gpuva_gem_obtain_prealloc' vim +/drm_gpuva_manager_prepare_objects +750 drivers/gpu/drm/drm_gpuva_mgr.c 734 735 /** 736 * drm_gpuva_manager_prepare_objects() - prepare all assoiciated BOs 737 * @mgr: the &drm_gpuva_manager 738 * @num_fences: the amount of &dma_fences to reserve 739 * 740 * Calls drm_exec_prepare_obj() for all &drm_gem_objects the given 741 * &drm_gpuva_manager contains mappings of. 742 * 743 * Drivers can obtain the corresponding &drm_exec instance through 744 * DRM_GPUVA_EXEC(). It is the drivers responsibility to call drm_exec_init() 745 * and drm_exec_fini() accordingly. 746 * 747 * Returns: 0 on success, negative error code on failure. 748 */ 749 int > 750 drm_gpuva_manager_prepare_objects(struct drm_gpuva_manager *mgr, 751 unsigned int num_fences) 752 { 753 struct drm_exec *exec = DRM_GPUVA_EXEC(mgr); 754 MA_STATE(mas, &mgr->mt_ext, 0, 0); 755 union { 756 void *ptr; 757 uintptr_t cnt; 758 } ref; 759 int ret; 760 761 ret = drm_exec_prepare_obj(exec, &mgr->d_obj, num_fences); 762 if (ret) 763 goto out; 764 765 rcu_read_lock(); 766 mas_for_each(&mas, ref.ptr, ULONG_MAX) { 767 struct drm_gem_object *obj; 768 769 mas_pause(&mas); 770 rcu_read_unlock(); 771 772 obj = (struct drm_gem_object *)(uintptr_t)mas.index; 773 ret = drm_exec_prepare_obj(exec, obj, num_fences); 774 if (ret) 775 goto out; 776 777 rcu_read_lock(); 778 } 779 rcu_read_unlock(); 780 781 out: 782 return ret; 783 } 784 EXPORT_SYMBOL_GPL(drm_gpuva_manager_prepare_objects); 785 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id ABFF97F for ; Tue, 22 Aug 2023 03:02:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1692673322; x=1724209322; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=DrGmF+TINNE7yZWn9DqTXRdXSL+bSJMmgxeURcbpU0E=; b=GZ65t75EIxVQJrRN1RYEo+lQ5oB3w7c3jFx7unnZPV1KFJr8xX21DJXT CUAoK1y/Ry7lbgp07ERNZiuIbgf1mWemGb3yTPhcc8yfEP2qvAkG8SyBq 2xM+5qqnaAIJGYpMTPNoTPTCDuTviMBEwwfKqIVzz5MhQt6afq/nxaaz6 oN2CrJp4Le6DTi5fmuFFn1CCWTBHgWHI2V0YOkk9x4Ucnfl8G6X/334aN yephIckMx06NYIE4nFQRufaNHEnXhldMFYpR+12vHVemiPGUEmD5suv62 qBPo2Xgr4xY6A6JIx18qYVOP5r1oF1rDy0lwf6BxL3bfT8oWMY4QngqmQ w==; X-IronPort-AV: E=McAfee;i="6600,9927,10809"; a="372657351" X-IronPort-AV: E=Sophos;i="6.01,191,1684825200"; d="scan'208";a="372657351" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Aug 2023 20:02:01 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10809"; a="801491059" X-IronPort-AV: E=Sophos;i="6.01,191,1684825200"; d="scan'208";a="801491059" Received: from lkp-server02.sh.intel.com (HELO 6809aa828f2a) ([10.239.97.151]) by fmsmga008.fm.intel.com with ESMTP; 21 Aug 2023 20:01:57 -0700 Received: from kbuild by 6809aa828f2a with local (Exim 4.96) (envelope-from ) id 1qYHeW-0001H8-1e; Tue, 22 Aug 2023 03:01:56 +0000 Date: Tue, 22 Aug 2023 11:01:08 +0800 From: kernel test robot To: Danilo Krummrich , airlied@gmail.com, daniel@ffwll.ch, matthew.brost@intel.com, thomas.hellstrom@linux.intel.com, sarah.walker@imgtec.com, donald.robson@imgtec.com, boris.brezillon@collabora.com, christian.koenig@amd.com, faith.ekstrand@collabora.com, bskeggs@redhat.com, Liam.Howlett@oracle.com Cc: oe-kbuild-all@lists.linux.dev, nouveau@lists.freedesktop.org, Danilo Krummrich , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org Subject: Re: [PATCH drm-misc-next 2/3] drm/gpuva_mgr: generalize dma_resv/extobj handling and GEM validation Message-ID: <202308221050.kTj8uFMA-lkp@intel.com> References: <20230820215320.4187-3-dakr@redhat.com> Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230820215320.4187-3-dakr@redhat.com> Hi Danilo, kernel test robot noticed the following build warnings: [auto build test WARNING on 25205087df1ffe06ccea9302944ed1f77dc68c6f] url: https://github.com/intel-lab-lkp/linux/commits/Danilo-Krummrich/drm-drm_exec-build-always-builtin/20230821-123143 base: 25205087df1ffe06ccea9302944ed1f77dc68c6f patch link: https://lore.kernel.org/r/20230820215320.4187-3-dakr%40redhat.com patch subject: [PATCH drm-misc-next 2/3] drm/gpuva_mgr: generalize dma_resv/extobj handling and GEM validation config: arm-randconfig-r014-20230822 (https://download.01.org/0day-ci/archive/20230822/202308221050.kTj8uFMA-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 12.3.0 reproduce: (https://download.01.org/0day-ci/archive/20230822/202308221050.kTj8uFMA-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202308221050.kTj8uFMA-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/gpu/drm/drm_gpuva_mgr.c:750:1: warning: no previous prototype for 'drm_gpuva_manager_prepare_objects' [-Wmissing-prototypes] 750 | drm_gpuva_manager_prepare_objects(struct drm_gpuva_manager *mgr, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/drm_gpuva_mgr.c: In function '__drm_gpuva_sm_map': drivers/gpu/drm/drm_gpuva_mgr.c:1744:39: warning: variable 'prev' set but not used [-Wunused-but-set-variable] 1744 | struct drm_gpuva *va, *next, *prev = NULL; | ^~~~ -- >> drivers/gpu/drm/drm_gpuva_mgr.c:1091: warning: Function parameter or member '__vm_bo' not described in 'drm_gpuva_gem_obtain_prealloc' vim +/drm_gpuva_manager_prepare_objects +750 drivers/gpu/drm/drm_gpuva_mgr.c 734 735 /** 736 * drm_gpuva_manager_prepare_objects() - prepare all assoiciated BOs 737 * @mgr: the &drm_gpuva_manager 738 * @num_fences: the amount of &dma_fences to reserve 739 * 740 * Calls drm_exec_prepare_obj() for all &drm_gem_objects the given 741 * &drm_gpuva_manager contains mappings of. 742 * 743 * Drivers can obtain the corresponding &drm_exec instance through 744 * DRM_GPUVA_EXEC(). It is the drivers responsibility to call drm_exec_init() 745 * and drm_exec_fini() accordingly. 746 * 747 * Returns: 0 on success, negative error code on failure. 748 */ 749 int > 750 drm_gpuva_manager_prepare_objects(struct drm_gpuva_manager *mgr, 751 unsigned int num_fences) 752 { 753 struct drm_exec *exec = DRM_GPUVA_EXEC(mgr); 754 MA_STATE(mas, &mgr->mt_ext, 0, 0); 755 union { 756 void *ptr; 757 uintptr_t cnt; 758 } ref; 759 int ret; 760 761 ret = drm_exec_prepare_obj(exec, &mgr->d_obj, num_fences); 762 if (ret) 763 goto out; 764 765 rcu_read_lock(); 766 mas_for_each(&mas, ref.ptr, ULONG_MAX) { 767 struct drm_gem_object *obj; 768 769 mas_pause(&mas); 770 rcu_read_unlock(); 771 772 obj = (struct drm_gem_object *)(uintptr_t)mas.index; 773 ret = drm_exec_prepare_obj(exec, obj, num_fences); 774 if (ret) 775 goto out; 776 777 rcu_read_lock(); 778 } 779 rcu_read_unlock(); 780 781 out: 782 return ret; 783 } 784 EXPORT_SYMBOL_GPL(drm_gpuva_manager_prepare_objects); 785 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki 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 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 39CBDEE49A0 for ; Tue, 22 Aug 2023 03:02:05 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4329610E2CF; Tue, 22 Aug 2023 03:02:04 +0000 (UTC) Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id 692BF10E2CF; Tue, 22 Aug 2023 03:02:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1692673322; x=1724209322; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=DrGmF+TINNE7yZWn9DqTXRdXSL+bSJMmgxeURcbpU0E=; b=GZ65t75EIxVQJrRN1RYEo+lQ5oB3w7c3jFx7unnZPV1KFJr8xX21DJXT CUAoK1y/Ry7lbgp07ERNZiuIbgf1mWemGb3yTPhcc8yfEP2qvAkG8SyBq 2xM+5qqnaAIJGYpMTPNoTPTCDuTviMBEwwfKqIVzz5MhQt6afq/nxaaz6 oN2CrJp4Le6DTi5fmuFFn1CCWTBHgWHI2V0YOkk9x4Ucnfl8G6X/334aN yephIckMx06NYIE4nFQRufaNHEnXhldMFYpR+12vHVemiPGUEmD5suv62 qBPo2Xgr4xY6A6JIx18qYVOP5r1oF1rDy0lwf6BxL3bfT8oWMY4QngqmQ w==; X-IronPort-AV: E=McAfee;i="6600,9927,10809"; a="372657354" X-IronPort-AV: E=Sophos;i="6.01,191,1684825200"; d="scan'208";a="372657354" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Aug 2023 20:02:01 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10809"; a="801491059" X-IronPort-AV: E=Sophos;i="6.01,191,1684825200"; d="scan'208";a="801491059" Received: from lkp-server02.sh.intel.com (HELO 6809aa828f2a) ([10.239.97.151]) by fmsmga008.fm.intel.com with ESMTP; 21 Aug 2023 20:01:57 -0700 Received: from kbuild by 6809aa828f2a with local (Exim 4.96) (envelope-from ) id 1qYHeW-0001H8-1e; Tue, 22 Aug 2023 03:01:56 +0000 Date: Tue, 22 Aug 2023 11:01:08 +0800 From: kernel test robot To: Danilo Krummrich , airlied@gmail.com, daniel@ffwll.ch, matthew.brost@intel.com, thomas.hellstrom@linux.intel.com, sarah.walker@imgtec.com, donald.robson@imgtec.com, boris.brezillon@collabora.com, christian.koenig@amd.com, faith.ekstrand@collabora.com, bskeggs@redhat.com, Liam.Howlett@oracle.com Subject: Re: [PATCH drm-misc-next 2/3] drm/gpuva_mgr: generalize dma_resv/extobj handling and GEM validation Message-ID: <202308221050.kTj8uFMA-lkp@intel.com> References: <20230820215320.4187-3-dakr@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230820215320.4187-3-dakr@redhat.com> 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: nouveau@lists.freedesktop.org, Danilo Krummrich , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, oe-kbuild-all@lists.linux.dev Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Hi Danilo, kernel test robot noticed the following build warnings: [auto build test WARNING on 25205087df1ffe06ccea9302944ed1f77dc68c6f] url: https://github.com/intel-lab-lkp/linux/commits/Danilo-Krummrich/drm-drm_exec-build-always-builtin/20230821-123143 base: 25205087df1ffe06ccea9302944ed1f77dc68c6f patch link: https://lore.kernel.org/r/20230820215320.4187-3-dakr%40redhat.com patch subject: [PATCH drm-misc-next 2/3] drm/gpuva_mgr: generalize dma_resv/extobj handling and GEM validation config: arm-randconfig-r014-20230822 (https://download.01.org/0day-ci/archive/20230822/202308221050.kTj8uFMA-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 12.3.0 reproduce: (https://download.01.org/0day-ci/archive/20230822/202308221050.kTj8uFMA-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202308221050.kTj8uFMA-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/gpu/drm/drm_gpuva_mgr.c:750:1: warning: no previous prototype for 'drm_gpuva_manager_prepare_objects' [-Wmissing-prototypes] 750 | drm_gpuva_manager_prepare_objects(struct drm_gpuva_manager *mgr, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/drm_gpuva_mgr.c: In function '__drm_gpuva_sm_map': drivers/gpu/drm/drm_gpuva_mgr.c:1744:39: warning: variable 'prev' set but not used [-Wunused-but-set-variable] 1744 | struct drm_gpuva *va, *next, *prev = NULL; | ^~~~ -- >> drivers/gpu/drm/drm_gpuva_mgr.c:1091: warning: Function parameter or member '__vm_bo' not described in 'drm_gpuva_gem_obtain_prealloc' vim +/drm_gpuva_manager_prepare_objects +750 drivers/gpu/drm/drm_gpuva_mgr.c 734 735 /** 736 * drm_gpuva_manager_prepare_objects() - prepare all assoiciated BOs 737 * @mgr: the &drm_gpuva_manager 738 * @num_fences: the amount of &dma_fences to reserve 739 * 740 * Calls drm_exec_prepare_obj() for all &drm_gem_objects the given 741 * &drm_gpuva_manager contains mappings of. 742 * 743 * Drivers can obtain the corresponding &drm_exec instance through 744 * DRM_GPUVA_EXEC(). It is the drivers responsibility to call drm_exec_init() 745 * and drm_exec_fini() accordingly. 746 * 747 * Returns: 0 on success, negative error code on failure. 748 */ 749 int > 750 drm_gpuva_manager_prepare_objects(struct drm_gpuva_manager *mgr, 751 unsigned int num_fences) 752 { 753 struct drm_exec *exec = DRM_GPUVA_EXEC(mgr); 754 MA_STATE(mas, &mgr->mt_ext, 0, 0); 755 union { 756 void *ptr; 757 uintptr_t cnt; 758 } ref; 759 int ret; 760 761 ret = drm_exec_prepare_obj(exec, &mgr->d_obj, num_fences); 762 if (ret) 763 goto out; 764 765 rcu_read_lock(); 766 mas_for_each(&mas, ref.ptr, ULONG_MAX) { 767 struct drm_gem_object *obj; 768 769 mas_pause(&mas); 770 rcu_read_unlock(); 771 772 obj = (struct drm_gem_object *)(uintptr_t)mas.index; 773 ret = drm_exec_prepare_obj(exec, obj, num_fences); 774 if (ret) 775 goto out; 776 777 rcu_read_lock(); 778 } 779 rcu_read_unlock(); 780 781 out: 782 return ret; 783 } 784 EXPORT_SYMBOL_GPL(drm_gpuva_manager_prepare_objects); 785 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki