Commit ce0a5f1a authored by Lihong Yang's avatar Lihong Yang Committed by Jeff Kirsher

i40e: remove debugfs tx_timeout support

The tx_timeout command from debugfs was originally intended to support
early silicon validation efforts. It is no longer needed. Thus remove it to
avoid misuse of triggering tx_timeout through debugfs.
Signed-off-by: default avatarLihong Yang <lihong.yang@intel.com>
Tested-by: default avatarAndrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
parent 3f8af412
...@@ -1642,30 +1642,7 @@ static ssize_t i40e_dbg_netdev_ops_write(struct file *filp, ...@@ -1642,30 +1642,7 @@ static ssize_t i40e_dbg_netdev_ops_write(struct file *filp,
count = buf_tmp - i40e_dbg_netdev_ops_buf + 1; count = buf_tmp - i40e_dbg_netdev_ops_buf + 1;
} }
if (strncmp(i40e_dbg_netdev_ops_buf, "tx_timeout", 10) == 0) { if (strncmp(i40e_dbg_netdev_ops_buf, "change_mtu", 10) == 0) {
cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i", &vsi_seid);
if (cnt != 1) {
dev_info(&pf->pdev->dev, "tx_timeout <vsi_seid>\n");
goto netdev_ops_write_done;
}
vsi = i40e_dbg_find_vsi(pf, vsi_seid);
if (!vsi) {
dev_info(&pf->pdev->dev,
"tx_timeout: VSI %d not found\n", vsi_seid);
} else if (!vsi->netdev) {
dev_info(&pf->pdev->dev, "tx_timeout: no netdev for VSI %d\n",
vsi_seid);
} else if (test_bit(__I40E_VSI_DOWN, vsi->state)) {
dev_info(&pf->pdev->dev, "tx_timeout: VSI %d not UP\n",
vsi_seid);
} else if (rtnl_trylock()) {
vsi->netdev->netdev_ops->ndo_tx_timeout(vsi->netdev);
rtnl_unlock();
dev_info(&pf->pdev->dev, "tx_timeout called\n");
} else {
dev_info(&pf->pdev->dev, "Could not acquire RTNL - please try again\n");
}
} else if (strncmp(i40e_dbg_netdev_ops_buf, "change_mtu", 10) == 0) {
int mtu; int mtu;
cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i %i", cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i %i",
...@@ -1733,7 +1710,6 @@ static ssize_t i40e_dbg_netdev_ops_write(struct file *filp, ...@@ -1733,7 +1710,6 @@ static ssize_t i40e_dbg_netdev_ops_write(struct file *filp,
dev_info(&pf->pdev->dev, "unknown command '%s'\n", dev_info(&pf->pdev->dev, "unknown command '%s'\n",
i40e_dbg_netdev_ops_buf); i40e_dbg_netdev_ops_buf);
dev_info(&pf->pdev->dev, "available commands\n"); dev_info(&pf->pdev->dev, "available commands\n");
dev_info(&pf->pdev->dev, " tx_timeout <vsi_seid>\n");
dev_info(&pf->pdev->dev, " change_mtu <vsi_seid> <mtu>\n"); dev_info(&pf->pdev->dev, " change_mtu <vsi_seid> <mtu>\n");
dev_info(&pf->pdev->dev, " set_rx_mode <vsi_seid>\n"); dev_info(&pf->pdev->dev, " set_rx_mode <vsi_seid>\n");
dev_info(&pf->pdev->dev, " napi <vsi_seid>\n"); dev_info(&pf->pdev->dev, " napi <vsi_seid>\n");
......
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