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Code Issues Releases Wiki Activity

drm/amdgpu: check base size instead of mem.num_pages

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Drop some ussage of mem in the code.

Signed-off-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210413135248.1266-2-christian.koenig@amd.com
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
This commit is contained in:
Christian König 2021-02-11 17:34:08 +01:00
parent aeaf45c5fd
commit ce4528daf5
1 changed files with 3 additions and 4 deletions
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7
drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
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@ -1311,7 +1311,7 @@ vm_fault_t amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo)
struct amdgpu_device *adev = amdgpu_ttm_adev(bo->bdev);
struct ttm_operation_ctx ctx = { false, false };
struct amdgpu_bo *abo = ttm_to_amdgpu_bo(bo);
unsigned long offset, size;
unsigned long offset;
int r;
/* Remember that this BO was accessed by the CPU */
@ -1320,9 +1320,8 @@ vm_fault_t amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo)
if (bo->mem.mem_type != TTM_PL_VRAM)
return 0;
size = bo->mem.num_pages << PAGE_SHIFT;
offset = bo->mem.start << PAGE_SHIFT;
if ((offset + size) <= adev->gmc.visible_vram_size)
if ((offset + bo->base.size) <= adev->gmc.visible_vram_size)
return 0;
/* Can't move a pinned BO to visible VRAM */
@ -1347,7 +1346,7 @@ vm_fault_t amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo)
offset = bo->mem.start << PAGE_SHIFT;
/* this should never happen */
if (bo->mem.mem_type == TTM_PL_VRAM &&
(offset + size) > adev->gmc.visible_vram_size)
(offset + bo->base.size) > adev->gmc.visible_vram_size)
return VM_FAULT_SIGBUS;
ttm_bo_move_to_lru_tail_unlocked(bo);