netdev - Re: [PATCH net-next 1/5] ionic: replay VF attributes after fw crash recovery

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Date:   Tue, 25 Oct 2022 01:34:25 -0700
From:   Shannon Nelson <shnelson@....com>
To:     Leon Romanovsky <leon@...nel.org>,
        Shannon Nelson <snelson@...sando.io>
Cc:     davem@...emloft.net, netdev@...r.kernel.org, kuba@...nel.org,
        drivers@...sando.io
Subject: Re: [PATCH net-next 1/5] ionic: replay VF attributes after fw crash
 recovery

On 10/24/22 5:12 AM, Leon Romanovsky wrote:
> Caution: This message originated from an External Source. Use proper caution when opening attachments, clicking links, or responding.
> 
> 
> On Mon, Oct 24, 2022 at 03:17:13AM -0700, Shannon Nelson wrote:
>> The VF attributes that the user has set into the FW through
>> the PF can be lost over a FW crash recovery.  Much like we
>> already replay the PF mac/vlan filters, we now add a replay
>> in the recovery path to be sure the FW has the up-to-date
>> VF configurations.
>>
>> Signed-off-by: Shannon Nelson <snelson@...sando.io>
>> ---
>>   .../net/ethernet/pensando/ionic/ionic_lif.c   | 70 +++++++++++++++++++
>>   1 file changed, 70 insertions(+)
>>
>> diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.c b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
>> index 19d4848df17d..5d593198ad72 100644
>> --- a/drivers/net/ethernet/pensando/ionic/ionic_lif.c
>> +++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
>> @@ -2562,6 +2562,74 @@ static int ionic_set_vf_link_state(struct net_device *netdev, int vf, int set)
>>        return ret;
>>   }
>>
>> +static void ionic_vf_attr_replay(struct ionic_lif *lif)
>> +{
>> +     struct ionic_vf_setattr_cmd vfc = { 0 };
> 
> There is no need in 0 for {} installations.
> 
> <...>
> 
>> +                     (void)ionic_set_vf_config(ionic, i, &vfc);
> 
> No need to cast return type of function, it is not kernel style.
> 
> Thanks

Sure, I'll fix those up - thanks.
sln