Am 17.03.21 um 17:08 schrieb Daniel Gomez:
If userptr pages have been pinned but not bounded,
they remain uncleared.
Signed-off-by: Daniel Gomez <daniel@xxxxxxxx>
Good catch, not sure if that can ever happen in practice but better save
than sorry.
Reviewed-by: Christian König <christian.koenig@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 9fd2157b133a..50c2b4827c13 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -1162,13 +1162,13 @@ static void amdgpu_ttm_backend_unbind(struct ttm_bo_device *bdev,
struct amdgpu_ttm_tt *gtt = (void *)ttm;
int r;
- if (!gtt->bound)
- return;
-
/* if the pages have userptr pinning then clear that first */
if (gtt->userptr)
amdgpu_ttm_tt_unpin_userptr(bdev, ttm);
+ if (!gtt->bound)
+ return;
+
if (gtt->offset == AMDGPU_BO_INVALID_OFFSET)
return;
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