diff options
| author | Lijo Lazar <lijo.lazar@amd.com> | 2024-10-15 07:23:51 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-10-23 00:50:12 +0300 |
| commit | 8e3a3e847e91d85524fba57548b954ac6091f642 (patch) | |
| tree | 1c09e360d2108c08861f292366ebb6aec404f750 /drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | |
| parent | 0642c95efbdc09efb34dd9f1ac642daa0daa9c2c (diff) | |
| download | linux-8e3a3e847e91d85524fba57548b954ac6091f642.tar.xz | |
drm/amdgpu: Zero-initialize mqd backup memory
Zero-initialize mqd backup memory, otherwise the check for
'already-backed-up' could go wrong.
Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Yang Wang <kevinyang.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c index b6acbe923b6b..e96984c53e72 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c @@ -405,7 +405,7 @@ int amdgpu_gfx_mqd_sw_init(struct amdgpu_device *adev, } /* prepare MQD backup */ - kiq->mqd_backup = kmalloc(mqd_size, GFP_KERNEL); + kiq->mqd_backup = kzalloc(mqd_size, GFP_KERNEL); if (!kiq->mqd_backup) { dev_warn(adev->dev, "no memory to create MQD backup for ring %s\n", ring->name); @@ -428,7 +428,7 @@ int amdgpu_gfx_mqd_sw_init(struct amdgpu_device *adev, ring->mqd_size = mqd_size; /* prepare MQD backup */ - adev->gfx.me.mqd_backup[i] = kmalloc(mqd_size, GFP_KERNEL); + adev->gfx.me.mqd_backup[i] = kzalloc(mqd_size, GFP_KERNEL); if (!adev->gfx.me.mqd_backup[i]) { dev_warn(adev->dev, "no memory to create MQD backup for ring %s\n", ring->name); return -ENOMEM; @@ -452,7 +452,7 @@ int amdgpu_gfx_mqd_sw_init(struct amdgpu_device *adev, ring->mqd_size = mqd_size; /* prepare MQD backup */ - adev->gfx.mec.mqd_backup[j] = kmalloc(mqd_size, GFP_KERNEL); + adev->gfx.mec.mqd_backup[j] = kzalloc(mqd_size, GFP_KERNEL); if (!adev->gfx.mec.mqd_backup[j]) { dev_warn(adev->dev, "no memory to create MQD backup for ring %s\n", ring->name); return -ENOMEM; |