diff options
| author | Tim Huang <Tim.Huang@amd.com> | 2023-11-21 11:06:51 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-11-29 16:49:00 -0500 |
| commit | 88f4b10a793262c4d6cf2566b1d210ec76f87867 (patch) | |
| tree | fdb45226ef9bf5e2eb3224f5ac0714796de065ae /drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | |
| parent | ee95135bfeecf67b313b5573054b03aa6dbc76f8 (diff) | |
drm/amdgpu: fix memory overflow in the IB test
Fix a memory overflow issue in the gfx IB test
for some ASICs. At least 20 bytes are needed for
the IB test packet.
v2: correct code indentation errors. (Christian)
Signed-off-by: Tim Huang <Tim.Huang@amd.com>
Reviewed-by: Yifan Zhang <yifan1.zhang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index 885ebd703260..1943beb135c4 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -883,8 +883,8 @@ static int gfx_v8_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) gpu_addr = adev->wb.gpu_addr + (index * 4); adev->wb.wb[index] = cpu_to_le32(0xCAFEDEAD); memset(&ib, 0, sizeof(ib)); - r = amdgpu_ib_get(adev, NULL, 16, - AMDGPU_IB_POOL_DIRECT, &ib); + + r = amdgpu_ib_get(adev, NULL, 20, AMDGPU_IB_POOL_DIRECT, &ib); if (r) goto err1; |