diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0827-Adaption-drm-amdgpu-Make-amdgpu_ttm_tt_get_user_page.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0827-Adaption-drm-amdgpu-Make-amdgpu_ttm_tt_get_user_page.patch | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0827-Adaption-drm-amdgpu-Make-amdgpu_ttm_tt_get_user_page.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0827-Adaption-drm-amdgpu-Make-amdgpu_ttm_tt_get_user_page.patch new file mode 100644 index 00000000..9a0972f2 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0827-Adaption-drm-amdgpu-Make-amdgpu_ttm_tt_get_user_page.patch @@ -0,0 +1,30 @@ +From 82f0617058cea10448daf9d1797aff83854d2201 Mon Sep 17 00:00:00 2001 +From: Yong Zhao <yong.zhao@amd.com> +Date: Mon, 4 Apr 2016 19:14:20 -0400 +Subject: [PATCH 0827/4131] Adaption drm/amdgpu: Make + amdgpu_ttm_tt_get_user_pages work in kernel thread + +Change-Id: If43cf709ad22bae24979940b17226e903af20f54 +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 5 ++++- + 1 file changed, 4 insertions(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +index 834b8fb..48e1ca2 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +@@ -1057,7 +1057,10 @@ struct mm_struct *amdgpu_ttm_tt_get_usermm(struct ttm_tt *ttm) + if (gtt == NULL) + return NULL; + +- return gtt->usermm; ++ if (gtt->usertask == NULL) ++ return NULL; ++ ++ return gtt->usertask->mm; + } + + bool amdgpu_ttm_tt_affect_userptr(struct ttm_tt *ttm, unsigned long start, +-- +2.7.4 + |