[PATCH 1/4] drm/amdgpu: Fix potential issue if reserve function is interrupted If amdgpu_bo_reserve function is interrupted by signal, amdgpu_bo_kunmap function is not called.

Alex Xie AlexBin.Xie at amd.com
Mon Apr 24 18:29:02 UTC 2017


Change-Id: Ide2b3be6549b3afb8d6116094b5fff495b18addf
Signed-off-by: Alex Xie <AlexBin.Xie at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index a09ad3cf..051696d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -350,7 +350,7 @@ static void amdgpu_vram_scratch_fini(struct amdgpu_device *adev)
 	if (adev->vram_scratch.robj == NULL) {
 		return;
 	}
-	r = amdgpu_bo_reserve(adev->vram_scratch.robj, false);
+	r = amdgpu_bo_reserve(adev->vram_scratch.robj, true);
 	if (likely(r == 0)) {
 		amdgpu_bo_kunmap(adev->vram_scratch.robj);
 		amdgpu_bo_unpin(adev->vram_scratch.robj);
-- 
1.9.1



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