[dpdk-dev] [PATCH] app/testpmd: fix MPLSoUDP encapsulation
Adrien Mazarguil
adrien.mazarguil at 6wind.com
Thu Nov 22 10:04:33 CET 2018
On Mon, Nov 19, 2018 at 06:54:50PM +0200, Dekel Peled wrote:
> Set MPLS label value in appropriate location at mplsoudp_encap_conf,
> so it is correctly copied to rte_flow_item_mpls.
>
> Fixes: a1191d39cb57 ("app/testpmd: add MPLSoUDP encapsulation")
> Cc: orika at mellanox.com
>
> Signed-off-by: Dekel Peled <dekelp at mellanox.com>
> ---
> app/test-pmd/cmdline.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c
> index 1275074..40e64cc 100644
> --- a/app/test-pmd/cmdline.c
> +++ b/app/test-pmd/cmdline.c
> @@ -15804,10 +15804,10 @@ static void cmd_set_mplsoudp_encap_parsed(void *parsed_result,
> struct cmd_set_mplsoudp_encap_result *res = parsed_result;
> union {
> uint32_t mplsoudp_label;
> - uint8_t label[3];
> + uint8_t label[4];
> } id = {
> .mplsoudp_label =
> - rte_cpu_to_be_32(res->label) & RTE_BE32(0x00ffffff),
> + rte_cpu_to_be_32(res->label<<4) & RTE_BE32(0x00ffffff),
Just to be sure, since label is a 20-bit value, isn't the shift supposed to
be 12 bits? In which case that mask is harmless but misleading. How about:
.mplsoudp_label = rte_cpu_to_be32((res->label & 0xfffff) << 12);
> };
>
> if (strcmp(res->mplsoudp, "mplsoudp_encap") == 0)
> --
> 1.8.3.1
>
--
Adrien Mazarguil
6WIND
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