[dpdk-dev] [PATCH] net/mlx5: fix legacy non inline multi packet session

[Ferruh Yigit]

On 2/13/2020 9:38 AM, Raslan Darawsheh wrote:
> Hi,
> 
>> -----Original Message-----
>> From: Viacheslav Ovsiienko <viacheslavo at mellanox.com>
>> Sent: Wednesday, February 12, 2020 7:49 PM
>> To: dev at dpdk.org
>> Cc: Matan Azrad <matan at mellanox.com>; Raslan Darawsheh
>> <rasland at mellanox.com>; Ori Kam <orika at mellanox.com>
>> Subject: [PATCH] net/mlx5: fix legacy non inline multi packet session
>>
>> The commit being fixed introduced the different format
>> for the transmitting descriptor multi-packet session for
>> ConnectX-4LX. The session was assumed always opened if
>> not-inlinable packet was encountered. The patch checks
>> whether the inline multi-packet is opened and it allows
>> to proceed with normal packets (non inlined) successfully.
>>
>> Fixes: 82a506b404b0 ("net/mlx5: fix the legacy multi packet write session")
>>
> Added Cc: stable at dpdk.org
> 
>> Signed-off-by: Viacheslav Ovsiienko <viacheslavo at mellanox.com>
>> ---
>>  drivers/net/mlx5/mlx5_rxtx.c | 1 +
>>  1 file changed, 1 insertion(+)
>>
>> diff --git a/drivers/net/mlx5/mlx5_rxtx.c b/drivers/net/mlx5/mlx5_rxtx.c
>> index 86e0fab..b55db4f 100644
>> --- a/drivers/net/mlx5/mlx5_rxtx.c
>> +++ b/drivers/net/mlx5/mlx5_rxtx.c
>> @@ -4341,6 +4341,7 @@ enum mlx5_txcmp_code {
>>  			 * intermix for legacy MPW sessions.
>>  			 */
>>  			if (MLX5_TXOFF_CONFIG(MPW) &&
>> +			    part != room &&
>>  			    loc->wqe_last->dseg[0].bcount == RTE_BE32(0))
>>  				break;
>>  			/*
>> --
>> 1.8.3.1
> 
> 
> Patch applied next-net-mlx,
> 

Squashed into relevant commit in next-net, thanks.