linux-kernel - Re: [PATCH V2 net 05/20] net/ena: fix RSS default hash configuration

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Date:   Mon, 5 Dec 2016 20:32:58 +0200
From:   Netanel Belgazal <netanel@...apurnalabs.com>
To:     Matt Wilson <msw@...n.com>
Cc:     linux-kernel@...r.kernel.org, davem@...emloft.net,
        netdev@...r.kernel.org, dwmw@...zon.com, zorik@...apurnalabs.com,
        alex@...apurnalabs.com, saeed@...apurnalabs.com, msw@...zon.com,
        aliguori@...zon.com, nafea@...apurnalabs.com
Subject: Re: [PATCH V2 net 05/20] net/ena: fix RSS default hash configuration



On 12/05/2016 06:20 AM, Matt Wilson wrote:
> On Sun, Dec 04, 2016 at 03:19:23PM +0200, Netanel Belgazal wrote:
>> ENA default hash configure IPv4_frag hash twice instead of
> configure -> configures. You may want to include "erroneously". What
> is the consequence of this bug?
I'll fix and I'll add explain the effect of this bug.

>
>> configure non ip packets.
> configuring non-IP packets.

OK.
>
> --msw
>
>> Signed-off-by: Netanel Belgazal <netanel@...apurnalabs.com>
>> ---
>>   drivers/net/ethernet/amazon/ena/ena_com.c | 2 +-
>>   1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/net/ethernet/amazon/ena/ena_com.c b/drivers/net/ethernet/amazon/ena/ena_com.c
>> index 3066d9c..46aad3a 100644
>> --- a/drivers/net/ethernet/amazon/ena/ena_com.c
>> +++ b/drivers/net/ethernet/amazon/ena/ena_com.c
>> @@ -2184,7 +2184,7 @@ int ena_com_set_default_hash_ctrl(struct ena_com_dev *ena_dev)
>>   	hash_ctrl->selected_fields[ENA_ADMIN_RSS_IP4_FRAG].fields =
>>   		ENA_ADMIN_RSS_L3_SA | ENA_ADMIN_RSS_L3_DA;
>>   
>> -	hash_ctrl->selected_fields[ENA_ADMIN_RSS_IP4_FRAG].fields =
>> +	hash_ctrl->selected_fields[ENA_ADMIN_RSS_NOT_IP].fields =
>>   		ENA_ADMIN_RSS_L2_DA | ENA_ADMIN_RSS_L2_SA;
>>   
>>   	for (i = 0; i < ENA_ADMIN_RSS_PROTO_NUM; i++) {