On Thu, Jan 12, 2023 at 12:06 PM <[email protected]> wrote:
>
> From: Kiran Kumar K <[email protected]>
>
> While configuring ipv6 flow, ipv6 ext ltype should be
> matched along with ipv6. Adding changes to fix this issue.
>
> Fixes: 474e275b1bc6 ("common/cnxk: support extensions attributes in IPv6
> item")
> Cc: [email protected]
>
> Signed-off-by: Kiran Kumar K <[email protected]>
> Reviewed-by: Satheesh Paul <[email protected]>
Updated the git commit as follows and applied to
dpdk-next-net-mrvl/for-next-net. Thanks
common/cnxk: fix issue with IPv6 ext matching
While configuring IPv6 flow, IPv6 ext ltype should be
matched along with IPv6. Adding changes to fix this issue.
Fixes: 474e275b1bc6 ("common/cnxk: support extensions attributes
in IPv6 item")
Cc: [email protected]
Signed-off-by: Kiran Kumar K <[email protected]>
Reviewed-by: Satheesh Paul <[email protected]>
> ---
> drivers/common/cnxk/roc_npc_mcam.c | 19 ++++++++++---------
> 1 file changed, 10 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/common/cnxk/roc_npc_mcam.c
> b/drivers/common/cnxk/roc_npc_mcam.c
> index c419ce3a4c..0abd8872b1 100644
> --- a/drivers/common/cnxk/roc_npc_mcam.c
> +++ b/drivers/common/cnxk/roc_npc_mcam.c
> @@ -727,15 +727,16 @@ npc_set_ipv6ext_ltype_mask(struct npc_parse_state *pst)
> * because for AH and ESP, LC LFLAG is zero and we don't want to match
> * zero in LFLAG.
> */
> - lcflag_offset =
> - __builtin_popcount(pst->npc->keyx_supp_nmask[pst->nix_intf] &
> - ((1ULL << NPC_LFLAG_LC_OFFSET) - 1));
> - lcflag_offset *= 4;
> -
> - mask = (0xfULL << lcflag_offset);
> - val = pst->flow->mcam_data[0] & mask;
> - if (val)
> - pst->flow->mcam_mask[0] |= mask;
> + if (pst->npc->keyx_supp_nmask[pst->nix_intf] & (1ULL <<
> NPC_LFLAG_LC_OFFSET)) {
> + lcflag_offset =
> __builtin_popcount(pst->npc->keyx_supp_nmask[pst->nix_intf] &
> + ((1ULL <<
> NPC_LFLAG_LC_OFFSET) - 1));
> + lcflag_offset *= 4;
> +
> + mask = (0xfULL << lcflag_offset);
> + val = pst->flow->mcam_data[0] & mask;
> + if (val)
> + pst->flow->mcam_mask[0] |= mask;
> + }
> }
>
> int
> --
> 2.35.3
>
