From: Shiwu Zhang Date: Wed, 17 May 2023 05:21:15 +0000 (+0800) Subject: drm/amdgpu: fix the memory override in kiq ring struct X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=e825fb641b4c78a8dab5101559dd27e64d2f24aa;p=linux.git drm/amdgpu: fix the memory override in kiq ring struct This is introduced by the code merge and will let the adev->gfx.kiq[0].ring struct being overrided Signed-off-by: Shiwu Zhang Reviewed-by: Hawking Zhang Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c index f2d0b1d55d771..2b4bf6c11ae4e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c @@ -448,8 +448,8 @@ int amdgpu_gfx_mqd_sw_init(struct amdgpu_device *adev, ring->mqd_size = mqd_size; /* prepare MQD backup */ - adev->gfx.mec.mqd_backup[j + xcc_id * adev->gfx.num_compute_rings] = kmalloc(mqd_size, GFP_KERNEL); - if (!adev->gfx.mec.mqd_backup[j + xcc_id * adev->gfx.num_compute_rings]) + adev->gfx.mec.mqd_backup[j] = kmalloc(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); } }