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drm/amdgpu: optimize list operation in amdgpu_xgmi
simplify the list operation. Signed-off-by: Kevin Wang <kevin1.wang@amd.com> Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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de4b7cd8cb
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1 changed files with 4 additions and 6 deletions
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@ -324,7 +324,7 @@ static void amdgpu_xgmi_sysfs_rem_dev_info(struct amdgpu_device *adev,
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struct amdgpu_hive_info *amdgpu_get_xgmi_hive(struct amdgpu_device *adev)
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{
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struct amdgpu_hive_info *hive = NULL, *tmp = NULL;
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struct amdgpu_hive_info *hive = NULL;
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int ret;
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if (!adev->gmc.xgmi.hive_id)
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@ -337,11 +337,9 @@ struct amdgpu_hive_info *amdgpu_get_xgmi_hive(struct amdgpu_device *adev)
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mutex_lock(&xgmi_mutex);
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if (!list_empty(&xgmi_hive_list)) {
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list_for_each_entry_safe(hive, tmp, &xgmi_hive_list, node) {
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if (hive->hive_id == adev->gmc.xgmi.hive_id)
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goto pro_end;
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}
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list_for_each_entry(hive, &xgmi_hive_list, node) {
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if (hive->hive_id == adev->gmc.xgmi.hive_id)
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goto pro_end;
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}
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hive = kzalloc(sizeof(*hive), GFP_KERNEL);
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