Re: [PATCH net-next v2 1/3] macvlan: don't update the uc and vlan list for L2 forwarding offload

[Ding Tianhong <dingtianhong@huawei.com>]

On 2014/6/5 23:09, Vlad Yasevich wrote:
> On 06/05/2014 08:01 AM, Ding Tianhong wrote:
>> If lowerdev supports L2 forwarding offload, no need to set mac address
>> to uc list and vlan list, so also don't do that when the macvlan mac address
>> changes.
> 
> Same issue as in v1.  Please explain how this actually works, since the
> new address never makes it to the hw.
> 
> -vlad
>>

Sorry, I miss the first feedback of yours, so didn't fix the issue from v1, I will think about it and than answer it, thanks.

Ding

>> Signed-off-by: Ding Tianhong <dingtianhong@huawei.com>
>> ---
>>  drivers/net/macvlan.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
>> index 453d55a..c3a54a6 100644
>> --- a/drivers/net/macvlan.c
>> +++ b/drivers/net/macvlan.c
>> @@ -515,7 +515,7 @@ static int macvlan_sync_address(struct net_device *dev, unsigned char *addr)
>>  	struct net_device *lowerdev = vlan->lowerdev;
>>  	int err;
>>  
>> -	if (!(dev->flags & IFF_UP)) {
>> +	if (!(dev->flags & IFF_UP) || vlan->fwd_priv) {
>>  		/* Just copy in the new address */
>>  		ether_addr_copy(dev->dev_addr, addr);
>>  	} else {
>>
> 
> 
>