Re: [dpdk-dev] [PATCH 0/3] fix VXLAN related rules cleanup and management

[Shahaf Shuler <shahafs@mellanox.com>]

Saturday, November 10, 2018 11:59 AM, Slava Ovsiienko:
> Subject: [PATCH 0/3] fix VXLAN related rules cleanup and management
> 
> The VXLAN related rule cleanup routine queries and gathers all existing local
> IP and neigh rules into buffer list. One buffer may contain multiple rule
> deletetion commands and is prepared to send into Netlink as single message.
> But, if error occurs for some deletion commands in the buffer, the multiple
> ACK message with errors can be send back by the kernel. It breaks the
> Netlink communication sequence numbers, because we expect only one
> ACK message and it smashes out futher Netlik communication.
> 
> The workaround of this problem is to send rule deletion commands from
> buffer in one-by-one fashion and get ACK message for every command sent.
> We do not expect too may rules preexist, so there should not be critical
> performance degradation at VXLAN outer interface initialization.
> 
> Viacheslav Ovsiienko (3):
>   net/mlx5: fix buffer allocation check in rule cleanup
>   net/mlx5: add Netlink message size check in rule cleanup
>   net/mlx5: fix rule cleanup Netlink command sending

Series applied to next-net-mlx, thanks.