From df4f0041c6ef497e598a67e367db835489162754 Mon Sep 17 00:00:00 2001 From: yipechai Date: Wed, 12 Jan 2022 10:19:07 +0800 Subject: drm/amdgpu: No longer insert ras blocks into ras_list if it already exists in ras_list No longer insert ras blocks into ras_list if it already exists in ras_list. Signed-off-by: yipechai Reviewed-by: Tao Zhou Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c index a1b4623ab1dd..23f4290b2fde 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c @@ -2753,12 +2753,20 @@ int amdgpu_ras_reset_gpu(struct amdgpu_device *adev) int amdgpu_ras_register_ras_block(struct amdgpu_device *adev, struct amdgpu_ras_block_object* ras_block_obj) { + struct amdgpu_ras_block_object *obj, *tmp; if (!adev || !ras_block_obj) return -EINVAL; if (!amdgpu_ras_asic_supported(adev)) return 0; + /* If the ras object is in ras_list, don't add it again */ + list_for_each_entry_safe(obj, tmp, &adev->ras_list, node) { + if (obj == ras_block_obj) { + return 0; + } + } + INIT_LIST_HEAD(&ras_block_obj->node); list_add_tail(&ras_block_obj->node, &adev->ras_list); -- cgit v1.2.3