i40iw: pass hw_stats by reference rather than by value
passing hw_stats by value requires a 280 byte copy so instead pass it by reference is much more efficient. Signed-off-by: Colin Ian King <colin.king@canonical.com> Acked-by: Chien Tin Tung <chien.tin.tung@intel.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
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@ -254,7 +254,7 @@ static void vchnl_pf_send_get_hmc_fcn_resp(struct i40iw_sc_dev *dev,
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static void vchnl_pf_send_get_pe_stats_resp(struct i40iw_sc_dev *dev,
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u32 vf_id,
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struct i40iw_virtchnl_op_buf *vchnl_msg,
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struct i40iw_dev_hw_stats hw_stats)
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struct i40iw_dev_hw_stats *hw_stats)
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{
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enum i40iw_status_code ret_code;
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u8 resp_buffer[sizeof(struct i40iw_virtchnl_resp_buf) + sizeof(struct i40iw_dev_hw_stats) - 1];
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@ -264,7 +264,7 @@ static void vchnl_pf_send_get_pe_stats_resp(struct i40iw_sc_dev *dev,
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vchnl_msg_resp->iw_chnl_op_ctx = vchnl_msg->iw_chnl_op_ctx;
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vchnl_msg_resp->iw_chnl_buf_len = sizeof(resp_buffer);
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vchnl_msg_resp->iw_op_ret_code = I40IW_SUCCESS;
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*((struct i40iw_dev_hw_stats *)vchnl_msg_resp->iw_chnl_buf) = hw_stats;
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*((struct i40iw_dev_hw_stats *)vchnl_msg_resp->iw_chnl_buf) = *hw_stats;
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ret_code = dev->vchnl_if.vchnl_send(dev, vf_id, resp_buffer, sizeof(resp_buffer));
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if (ret_code)
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i40iw_debug(dev, I40IW_DEBUG_VIRT,
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@ -539,7 +539,7 @@ enum i40iw_status_code i40iw_vchnl_recv_pf(struct i40iw_sc_dev *dev,
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devstat->ops.iw_hw_stat_read_all(devstat, &devstat->hw_stats);
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spin_unlock_irqrestore(&dev->dev_pestat.stats_lock, flags);
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vf_dev->msg_count--;
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vchnl_pf_send_get_pe_stats_resp(dev, vf_id, vchnl_msg, devstat->hw_stats);
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vchnl_pf_send_get_pe_stats_resp(dev, vf_id, vchnl_msg, &devstat->hw_stats);
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break;
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default:
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i40iw_debug(dev, I40IW_DEBUG_VIRT,
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