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[next-queue,S2,09/15] i40e: Don't register/de-register apps on NIC partitions in MFP mode

Message ID 1427257825-24519-9-git-send-email-jeffrey.t.kirsher@intel.com
State Accepted
Delegated to: Jeff Kirsher
Headers show

Commit Message

Kirsher, Jeffrey T March 25, 2015, 4:30 a.m. UTC 
From: Neerav Parikh <neerav.parikh@intel.com>

Do not register or try to de-register DCB applications with the DCBNL
layer in case of NIC partitions when adapter is in MFP mode.

Change-ID: I603d042a61983a6562be471c6a2b181572504118
Signed-off-by: Neerav Parikh <neerav.parikh@intel.com>
---
 drivers/net/ethernet/intel/i40e/i40e_dcb_nl.c | 8 ++++++++
 1 file changed, 8 insertions(+)
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Patch

diff --git a/drivers/net/ethernet/intel/i40e/i40e_dcb_nl.c b/drivers/net/ethernet/intel/i40e/i40e_dcb_nl.c
index 400fb28..bd5079d 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_dcb_nl.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_dcb_nl.c
@@ -178,6 +178,10 @@  void i40e_dcbnl_set_all(struct i40e_vsi *vsi)
 	if (!(pf->flags & I40E_FLAG_DCB_ENABLED))
 		return;
 
+	/* MFP mode but not an iSCSI PF so return */
+	if ((pf->flags & I40E_FLAG_MFP_ENABLED) && !(pf->hw.func_caps.iscsi))
+		return;
+
 	dcbxcfg = &hw->local_dcbx_config;
 
 	/* Set up all the App TLVs if DCBx is negotiated */
@@ -282,6 +286,10 @@  void i40e_dcbnl_flush_apps(struct i40e_pf *pf,
 	struct i40e_dcb_app_priority_table app;
 	int i;
 
+	/* MFP mode but not an iSCSI PF so return */
+	if ((pf->flags & I40E_FLAG_MFP_ENABLED) && !(pf->hw.func_caps.iscsi))
+		return;
+
 	for (i = 0; i < old_cfg->numapps; i++) {
 		app = old_cfg->app[i];
 		/* The APP is not available anymore delete it */