Hi Qri, Please help review the new patch V6 https://patchwork.dpdk.org/patch/79613/
Regards, Li Zhang > -----Original Message----- > From: Li Zhang > Sent: Monday, October 5, 2020 5:20 PM > To: Ori Kam <or...@nvidia.com>; Dekel Peled <dek...@nvidia.com>; Slava > Ovsiienko <viachesl...@nvidia.com>; Matan Azrad <ma...@nvidia.com> > Cc: dev@dpdk.org; NBU-Contact-Thomas Monjalon > <tho...@monjalon.net>; Raslan Darawsheh <rasl...@nvidia.com> > Subject: RE: [dpdk-dev] [PATCH v4 1/1] net/mlx5: support match ICMP > identifier fields > > Hi Qri, > > Thanks for your comments. > I will update it in V5 patch. > Please help review it to make sure I got your point. > > Regards, > Li Zhang > > > -----Original Message----- > > From: Ori Kam <or...@nvidia.com> > > Sent: Sunday, October 4, 2020 7:59 PM > > To: Li Zhang <l...@nvidia.com>; Dekel Peled <dek...@nvidia.com>; Slava > > Ovsiienko <viachesl...@nvidia.com>; Matan Azrad <ma...@nvidia.com> > > Cc: dev@dpdk.org; NBU-Contact-Thomas Monjalon > <tho...@monjalon.net>; > > Raslan Darawsheh <rasl...@nvidia.com> > > Subject: RE: [dpdk-dev] [PATCH v4 1/1] net/mlx5: support match ICMP > > identifier fields > > > > Hi Li > > > > PSB > > > > Best, > > Ori > > > -----Original Message----- > > > From: dev <dev-boun...@dpdk.org> On Behalf Of Li Zhang > > > Sent: Friday, October 2, 2020 11:41 AM > > > Subject: [dpdk-dev] [PATCH v4 1/1] net/mlx5: support match ICMP > > > identifier fields > > > > > > PRM expose fields "Icmp_header_data" in IPv4 ICMP. > > > Update ICMP mask parameter with ICMP identifier and sequence number > > > fields. > > > ICMP sequence number spec with mask, Icmp_header_data low 16 bits > > > are > > set. > > > ICMP identifier spec with mask, Icmp_header_data high 16 bits are set. > > > > > > Signed-off-by: Li Zhang <l...@nvidia.com> > > > --- > > > doc/guides/nics/mlx5.rst | 4 ++-- > > > doc/guides/rel_notes/release_20_11.rst | 2 +- > > > drivers/net/mlx5/mlx5_flow.c | 10 ++++++++-- > > > drivers/net/mlx5/mlx5_flow_dv.c | 24 ++++++++++++++++++++++-- > > > 4 files changed, 33 insertions(+), 7 deletions(-) > > > > > > diff --git a/doc/guides/nics/mlx5.rst b/doc/guides/nics/mlx5.rst > > > index 211c0c5a6c..576dbe5efd 100644 > > > --- a/doc/guides/nics/mlx5.rst > > > +++ b/doc/guides/nics/mlx5.rst > > > @@ -288,7 +288,7 @@ Limitations > > > - The input buffer, providing the removal size, is not validated. > > > - The buffer size must match the length of the headers to be removed. > > > > > > -- ICMP/ICMP6 code/type matching, IP-in-IP and MPLS flow matching > > > are all > > > +- ICMP(code/type/identifier/sequence number) / ICMP6(code/type) > > > +matching, > > > IP-in-IP and MPLS flow matching are all > > > mutually exclusive features which cannot be supported together > > > (see :ref:`mlx5_firmware_config`). > > > > > > @@ -1009,7 +1009,7 @@ Below are some firmware configurations listed. > > > > > > FLEX_PARSER_PROFILE_ENABLE=1 > > > > > > -- enable ICMP/ICMP6 code/type fields matching:: > > > +- enable ICMP(code/type/identifier/sequence number) / > > > +ICMP6(code/type) > > > fields matching:: > > > > > > FLEX_PARSER_PROFILE_ENABLE=2 > > > > > > diff --git a/doc/guides/rel_notes/release_20_11.rst > > > b/doc/guides/rel_notes/release_20_11.rst > > > index c6642f5f94..791f133d8f 100644 > > > --- a/doc/guides/rel_notes/release_20_11.rst > > > +++ b/doc/guides/rel_notes/release_20_11.rst > > > @@ -73,7 +73,7 @@ New Features > > > * Added flag action. > > > * Added raw encap/decap actions. > > > * Added VXLAN encap/decap actions. > > > - * Added ICMP and ICMP6 matching items. > > > + * Added ICMP(code/type/identifier/sequence number) and > > > ICMP6(code/type) matching items. > > > * Added option to set port mask for insertion/deletion: > > > ``--portmask=N`` > > > where N represents the hexadecimal bitmask of ports used. > > > diff --git a/drivers/net/mlx5/mlx5_flow.c > > > b/drivers/net/mlx5/mlx5_flow.c index 416505f1c8..3cabfd4627 100644 > > > --- a/drivers/net/mlx5/mlx5_flow.c > > > +++ b/drivers/net/mlx5/mlx5_flow.c > > > @@ -1303,6 +1303,12 @@ mlx5_flow_validate_item_icmp(const struct > > > rte_flow_item *item, > > > struct rte_flow_error *error) { > > > const struct rte_flow_item_icmp *mask = item->mask; > > > + const struct rte_flow_item_icmp nic_mask = { > > > + .hdr.icmp_type = 0xff, > > > + .hdr.icmp_code = 0xff, > > > + .hdr.icmp_ident = RTE_BE16(0xffff), > > > + .hdr.icmp_seq_nb = RTE_BE16(0xffff), > > > + }; > > > const int tunnel = !!(item_flags & MLX5_FLOW_LAYER_TUNNEL); > > > const uint64_t l3m = tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV4 : > > > MLX5_FLOW_LAYER_OUTER_L3_IPV4; > > @@ -1325,10 +1331,10 @@ > > > mlx5_flow_validate_item_icmp(const struct rte_flow_item *item, > > > RTE_FLOW_ERROR_TYPE_ITEM, > > > item, > > > "multiple L4 layers not supported"); > > > if (!mask) > > > - mask = &rte_flow_item_icmp_mask; > > > + mask = &nic_mask; > > > ret = mlx5_flow_item_acceptable > > > (item, (const uint8_t *)mask, > > > - (const uint8_t *)&rte_flow_item_icmp_mask, > > > + (const uint8_t *)&nic_mask, > > > sizeof(struct rte_flow_item_icmp), error); > > > if (ret < 0) > > > return ret; > > > diff --git a/drivers/net/mlx5/mlx5_flow_dv.c > > > b/drivers/net/mlx5/mlx5_flow_dv.c index 3819cdb266..a0b78934fd > > > 100644 > > > --- a/drivers/net/mlx5/mlx5_flow_dv.c > > > +++ b/drivers/net/mlx5/mlx5_flow_dv.c > > > @@ -7378,6 +7378,14 @@ flow_dv_translate_item_icmp(void *matcher, > > void > > > *key, { > > > const struct rte_flow_item_icmp *icmp_m = item->mask; > > > const struct rte_flow_item_icmp *icmp_v = item->spec; > > > + const struct rte_flow_item_icmp nic_mask = { > > > + .hdr.icmp_type = 0xff, > > > + .hdr.icmp_code = 0xff, > > > + .hdr.icmp_ident = RTE_BE16(0xffff), > > > + .hdr.icmp_seq_nb = RTE_BE16(0xffff), > > > + }; > > > > This is incorrect, like before, you are changing existing app behavior. > > Think about it this way, until now the app didn't place any mask so he > > just matched on the rte_default now with our new version all the > > matching will fail. Since you are adding more must fields. > > > > > + uint32_t icmp_header_data_m = 0; > > > + uint32_t icmp_header_data_v = 0; > > > void *headers_m; > > > void *headers_v; > > > void *misc3_m = MLX5_ADDR_OF(fte_match_param, matcher, @@ - > > 7396,8 > > > +7404,14 @@ flow_dv_translate_item_icmp(void *matcher, void *key, > > > MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_protocol, > > > IPPROTO_ICMP); > > > if (!icmp_v) > > > return; > > > - if (!icmp_m) > > > - icmp_m = &rte_flow_item_icmp_mask; > > > + if (!icmp_m) { > > > + icmp_m = &nic_mask; > > > + icmp_header_data_m = UINT32_MAX; > > > > Please see comment above. > > > > > + } else { > > > + icmp_header_data_m = rte_be_to_cpu_16(icmp_m- > > > >hdr.icmp_seq_nb); > > > + icmp_header_data_m |= > > > + rte_be_to_cpu_16(icmp_m->hdr.icmp_ident) << 16; > > > + } > > > /* > > > * Force flow only to match the non-fragmented IPv4 ICMP packets. > > > * If only the protocol is specified, no need to match the frag. > > > @@ -7412,6 +7426,12 @@ flow_dv_translate_item_icmp(void *matcher, > > void > > > *key, > > > icmp_m->hdr.icmp_code); > > > MLX5_SET(fte_match_set_misc3, misc3_v, icmp_code, > > > icmp_v->hdr.icmp_code & icmp_m->hdr.icmp_code); > > > + icmp_header_data_v = rte_be_to_cpu_16(icmp_v- > > >hdr.icmp_seq_nb); > > > + icmp_header_data_v |= rte_be_to_cpu_16(icmp_v->hdr.icmp_ident) > > > << 16; > > > + MLX5_SET(fte_match_set_misc3, misc3_m, icmp_header_data, > > > + icmp_header_data_m); > > > + MLX5_SET(fte_match_set_misc3, misc3_v, icmp_header_data, > > > + icmp_header_data_v & icmp_header_data_m); > > > } > > > > > > /** > > > -- > > > 2.21.0