1 files changed, 0 insertions, 45 deletions
diff --git a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0839-drm-amdgpu-Simplify-process-termination-in-amdgpu_tt.patch b/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0839-drm-amdgpu-Simplify-process-termination-in-amdgpu_tt.patch
deleted file mode 100644
index dc3c6695..00000000
--- a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0839-drm-amdgpu-Simplify-process-termination-in-amdgpu_tt.patch
+++ /dev/null
@@ -1,45 +0,0 @@
-From 298b1ba2e78b950e8ec03e655bd7102350d3e3b1 Mon Sep 17 00:00:00 2001
-From: Felix Kuehling <Felix.Kuehling@amd.com>
-Date: Tue, 21 Mar 2017 12:05:18 -0400
-Subject: [PATCH 0839/4131] drm/amdgpu: Simplify process termination in
- amdgpu_ttm_tt_get_user_pages
-
-Most of this is taken care of by the new userptr restore worker by
-holding task and mm references when calling amdgpu_ttm_tt_get_user_pages.
-
-Change-Id: I0075e5ff997b7bc65f164e6d8bf84d43eb734092
-Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
----
- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 6 +++++-
- 1 file changed, 5 insertions(+), 1 deletion(-)
-
-diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
-index f90503d..bb3cfe3 100644
---- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
-+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
-@@ -668,9 +668,13 @@ struct amdgpu_ttm_tt {
- int amdgpu_ttm_tt_get_user_pages(struct ttm_tt *ttm, struct page **pages)
- {
- 	struct amdgpu_ttm_tt *gtt = (void *)ttm;
-+	struct mm_struct *mm = gtt->usertask->mm;
- 	unsigned int flags = 0;
- 	unsigned pinned = 0;
- 	int r;
-+	
-+	if (!mm) /* Happens during process shutdown */
-+		return -ESRCH;
- 
- 	if (!(gtt->userflags & AMDGPU_GEM_USERPTR_READONLY))
- 		flags |= FOLL_WRITE;
-@@ -681,7 +685,7 @@ int amdgpu_ttm_tt_get_user_pages(struct ttm_tt *ttm, struct page **pages)
- 		unsigned long end = gtt->userptr + ttm->num_pages * PAGE_SIZE;
- 		struct vm_area_struct *vma;
- 
--		vma = find_vma(gtt->usertask->mm, gtt->userptr);
-+		vma = find_vma(mm, gtt->userptr);
- 		if (!vma || vma->vm_file || vma->vm_end < end)
- 			return -EPERM;
- 	}
--- 
-2.7.4
-