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authorLihong Yang <lihong.yang@intel.com>2018-12-19 06:45:41 -0800
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2019-01-22 07:55:22 -0800
commitce0a5f1ae68d136b7d8d518555f9ff743f855c30 (patch)
tree11a5191e71769d4f932a157ddaec5369fd218fbd /drivers/net/ethernet/intel/i40e/i40e_debugfs.c
parenti40e: check queue pairs num in config queues handler (diff)
downloadlinux-dev-ce0a5f1ae68d136b7d8d518555f9ff743f855c30.tar.xz
linux-dev-ce0a5f1ae68d136b7d8d518555f9ff743f855c30.zip
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: Lihong Yang <lihong.yang@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to '')
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_debugfs.c26
1 files changed, 1 insertions, 25 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
index a20d1cf058ad..c67d485d6f99 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
@@ -1642,30 +1642,7 @@ static ssize_t i40e_dbg_netdev_ops_write(struct file *filp,
count = buf_tmp - i40e_dbg_netdev_ops_buf + 1;
}
- if (strncmp(i40e_dbg_netdev_ops_buf, "tx_timeout", 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) {
+ if (strncmp(i40e_dbg_netdev_ops_buf, "change_mtu", 10) == 0) {
int mtu;
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,
dev_info(&pf->pdev->dev, "unknown command '%s'\n",
i40e_dbg_netdev_ops_buf);
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, " set_rx_mode <vsi_seid>\n");
dev_info(&pf->pdev->dev, " napi <vsi_seid>\n");