diff options
| author | Colin Ian King <colin.king@canonical.com> | 2016-03-28 12:14:46 +0100 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2016-05-13 19:39:34 -0400 |
| commit | 78c49f83ee282dd08fd264fecb90f4f9e2f21a6d (patch) | |
| tree | 8910e7178d584f79755db897f37e2510602085a8 /drivers/infiniband/hw | |
| parent | 6d6c5c1eb39badb85be1df9b1d6aa5b345dac75f (diff) | |
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>
Diffstat (limited to 'drivers/infiniband/hw')
| -rw-r--r-- | drivers/infiniband/hw/i40iw/i40iw_virtchnl.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/i40iw/i40iw_virtchnl.c b/drivers/infiniband/hw/i40iw/i40iw_virtchnl.c index 4e1d7c665dc5..3041003c94d2 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_virtchnl.c +++ b/drivers/infiniband/hw/i40iw/i40iw_virtchnl.c @@ -254,7 +254,7 @@ static void vchnl_pf_send_get_hmc_fcn_resp(struct i40iw_sc_dev *dev, static void vchnl_pf_send_get_pe_stats_resp(struct i40iw_sc_dev *dev, u32 vf_id, struct i40iw_virtchnl_op_buf *vchnl_msg, - struct i40iw_dev_hw_stats hw_stats) + struct i40iw_dev_hw_stats *hw_stats) { enum i40iw_status_code ret_code; u8 resp_buffer[sizeof(struct i40iw_virtchnl_resp_buf) + sizeof(struct i40iw_dev_hw_stats) - 1]; @@ -264,7 +264,7 @@ static void vchnl_pf_send_get_pe_stats_resp(struct i40iw_sc_dev *dev, vchnl_msg_resp->iw_chnl_op_ctx = vchnl_msg->iw_chnl_op_ctx; vchnl_msg_resp->iw_chnl_buf_len = sizeof(resp_buffer); vchnl_msg_resp->iw_op_ret_code = I40IW_SUCCESS; - *((struct i40iw_dev_hw_stats *)vchnl_msg_resp->iw_chnl_buf) = hw_stats; + *((struct i40iw_dev_hw_stats *)vchnl_msg_resp->iw_chnl_buf) = *hw_stats; ret_code = dev->vchnl_if.vchnl_send(dev, vf_id, resp_buffer, sizeof(resp_buffer)); if (ret_code) i40iw_debug(dev, I40IW_DEBUG_VIRT, @@ -539,7 +539,7 @@ enum i40iw_status_code i40iw_vchnl_recv_pf(struct i40iw_sc_dev *dev, devstat->ops.iw_hw_stat_read_all(devstat, &devstat->hw_stats); spin_unlock_irqrestore(&dev->dev_pestat.stats_lock, flags); vf_dev->msg_count--; - vchnl_pf_send_get_pe_stats_resp(dev, vf_id, vchnl_msg, devstat->hw_stats); + vchnl_pf_send_get_pe_stats_resp(dev, vf_id, vchnl_msg, &devstat->hw_stats); break; default: i40iw_debug(dev, I40IW_DEBUG_VIRT, |