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drm/amdgpu: check userptrs mm earlier

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Instead of when we try to bind it check the usermm when
we try to use it in the IOCTLs.

Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2016-02-08 11:08:35 +01:00 • committed by Alex Deucher
parent 04db4caf5c
commit cc325d1913
7 changed files with 27 additions and 15 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu.h
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@ -2364,7 +2364,7 @@ void amdgpu_ttm_placement_from_domain(struct amdgpu_bo *rbo, u32 domain);
bool amdgpu_ttm_bo_is_amdgpu_bo(struct ttm_buffer_object *bo);
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);
struct mm_struct *amdgpu_ttm_tt_get_usermm(struct ttm_tt *ttm);
bool amdgpu_ttm_tt_affect_userptr(struct ttm_tt *ttm, unsigned long start,
unsigned long end);
bool amdgpu_ttm_tt_is_readonly(struct ttm_tt *ttm);