[dpdk-dev] [PATCH v5 3/8]app/test-pmd:test VxLAN packet identification

Thomas Monjalon thomas.monjalon at 6wind.com
Thu Oct 16 22:01:42 CEST 2014


2014-10-11 13:55, Jijiang Liu:
> -			"tx_checksum set mask (port_id)\n"
> +			"tx_checksum set (mask) (port_id)\n"
>  			"    Enable hardware insertion of checksum offload with"
> -			" the 4-bit mask, 0~0xf, in packets sent on a port.\n"
> +			" the 8-bit mask, 0~0xff, in packets sent on a port.\n"
>  			"        bit 0 - insert ip   checksum offload if set\n"
>  			"        bit 1 - insert udp  checksum offload if set\n"
>  			"        bit 2 - insert tcp  checksum offload if set\n"
>  			"        bit 3 - insert sctp checksum offload if set\n"
> +			"        bit 4 - insert inner ip  checksum offload if set\n"
> +			"        bit 5 - insert inner udp checksum offload if set\n"
> +			"        bit 6 - insert inner tcp checksum offload if set\n"
> +			"        bit 7 - insert inner sctp checksum offload if set\n"
>  			"    Please check the NIC datasheet for HW limits.\n\n"
[...]
>  	.help_str = "enable hardware insertion of L3/L4checksum with a given "
> -	"mask in packets sent on a port, the bit mapping is given as, Bit 0 for ip"
> -	"Bit 1 for UDP, Bit 2 for TCP, Bit 3 for SCTP",
> +	"mask in packets sent on a port, the bit mapping is given as, Bit 0 for ip "
> +	"Bit 1 for UDP, Bit 2 for TCP, Bit 3 for SCTP, Bit 4 for inner ip "
> +	"Bit 5 for inner UDP, Bit 6 for inner TCP, Bit 7 for inner SCTP",
>  	.tokens = {
>  		(void *)&cmd_tx_cksum_set_tx_cksum,
>  		(void *)&cmd_tx_cksum_set_set,

How is it related to VXLAN?
I may have missed something. But if not, I note the name of the reviewers ;)

-- 
Thomas


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