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drm/amdgpu: fix userptr put_page handling

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Move calling put_page into the unpopulate callback. Otherwise we mess up the pages
reference count when it is unbound multiple times.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2017-09-02 13:21:31 +02:00
committed by Alex Deucher
parent 7a9667ae19
commit a216ab0995
3 changed files with 16 additions and 5 deletions
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drivers/gpu/drm/amd/amdgpu/amdgpu.h
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@@ -1793,6 +1793,7 @@ void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes,
void amdgpu_ttm_placement_from_domain(struct amdgpu_bo *abo, u32 domain);
bool amdgpu_ttm_bo_is_amdgpu_bo(struct ttm_buffer_object *bo);
int amdgpu_ttm_tt_get_user_pages(struct ttm_tt *ttm, struct page **pages);
void amdgpu_ttm_tt_set_user_pages(struct ttm_tt *ttm, struct page **pages);
int amdgpu_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr,
uint32_t flags);
bool amdgpu_ttm_tt_has_userptr(struct ttm_tt *ttm);