[dpdk-dev] [PATCH] net/i40e: fix default PFC setting
ferruh.yigit at intel.com
Tue Apr 11 13:24:36 CEST 2017
On 4/11/2017 11:11 AM, Hunt, David wrote:
> On 11/4/2017 8:35 AM, Jingjing Wu wrote:
>> To keep consistent with previous release, PFC need to be disabled
>> by default. This patch fixes it.
>> Fixes: 6f0a707e5b55 ("net/i40e: enable DCB on SRIOV VFs")
>> Signed-off-by: Jingjing Wu <jingjing.wu at intel.com>
>> drivers/net/i40e/i40e_ethdev.c | 2 --
>> 1 file changed, 2 deletions(-)
>> diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
>> index 6927fde..3e640b3 100644
>> --- a/drivers/net/i40e/i40e_ethdev.c
>> +++ b/drivers/net/i40e/i40e_ethdev.c
>> @@ -10266,8 +10266,6 @@ i40e_dcb_init_configure(struct rte_eth_dev *dev, bool sw_dcb)
>> hw->local_dcbx_config.pfc.willing = 0;
>> hw->local_dcbx_config.pfc.pfccap =
>> - hw->local_dcbx_config.pfc.pfcenable =
>> - I40E_DEFAULT_TCMAP;
>> /* FW needs one App to configure HW */
>> hw->local_dcbx_config.numapps = 1;
>> hw->local_dcbx_config.app.selector =
> This also fixes an issue I was having occasionally where traffic was not
> forwarded by testpmd on my platform. In those cases I was seeing ~4770
> pps on one of the ports rather than the full rate (>20mpps).
> A git bisect confirmed that this commit (6f0a707e5b55) was the source of
> the issue.
> Tested-by: David Hunt <david.hunt at intel.com>
Applied to dpdk-next-net/master, thanks.
(problem described by Dave added into commit log)
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