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i40e: Issue a PF reset if Tx queue disable timeout

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As part of DCB reconfiguration flow if the Tx queue disable times out
then issue a PF reset to do some level of recovery.

Change-ID: I7550021c55bff355351c0365e61e1f05fcaff46d
Signed-off-by: Neerav Parikh <neerav.parikh@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Parikh, Neerav 2015-02-21 06:43:55 +00:00 • committed by Jeff Kirsher
commit 11e4770842
1 changed files with 7 additions and 1 deletions
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8
drivers/net/ethernet/intel/i40e/i40e_main.c
View file

@ -5266,8 +5266,14 @@ static int i40e_handle_lldp_event(struct i40e_pf *pf,
/* Wait for the PF's Tx queues to be disabled */ /* Wait for the PF's Tx queues to be disabled */
ret = i40e_pf_wait_txq_disabled(pf); ret = i40e_pf_wait_txq_disabled(pf);
if (!ret) if (ret) {
/* Schedule PF reset to recover */
set_bit(__I40E_PF_RESET_REQUESTED, &pf->state);
i40e_service_event_schedule(pf);
} else {
i40e_pf_unquiesce_all_vsi(pf); i40e_pf_unquiesce_all_vsi(pf);
}
exit: exit:
return ret; return ret;
} }