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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: Mellanox.com X-MS-Exchange-CrossTenant-Network-Message-Id: 2aae51db-95f2-46fb-03f0-08d7e68dda7c X-MS-Exchange-CrossTenant-originalarrivaltime: 22 Apr 2020 07:22:02.5492 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: a652971c-7d2e-4d9b-a6a4-d149256f461b X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: wG3kwU4t/56FH7njorQwCIgcLkP39yEVxJxJgPcDPHCZfSq6N87SMtmdxu2Mh0CqVa9rXuwhw854d6176UF4aw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM6PR05MB4309 Subject: Re: [dpdk-stable] [dpdk-dev] [PATCH] app/testpmd: add parsing for multiple VLAN headers X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org Sender: "stable" > -----Original Message----- > From: dev On Behalf Of Raslan Darawsheh > Sent: Monday, April 20, 2020 6:32 PM > To: bernard.iremonger@intel.com; jingjing.wu@intel.com; > wenzhuo.lu@intel.com > Cc: dev@dpdk.org; stable@dpdk.org > Subject: [dpdk-dev] [PATCH] app/testpmd: add parsing for multiple VLAN > headers >=20 > When having multiple VLANs in the packet, parse_ethernet > is cabable of parsing only the first vlan. >=20 > add parsing for mutliple VLAN headers in the packet. >=20 > Fixes: 51f694dd40f5 ("app/testpmd: rework checksum forward engine") > Cc: stable@dpdk.org >=20 > Signed-off-by: Raslan Darawsheh > --- > app/test-pmd/csumonly.c | 12 ++++++------ > 1 file changed, 6 insertions(+), 6 deletions(-) >=20 > diff --git a/app/test-pmd/csumonly.c b/app/test-pmd/csumonly.c > index fe19615..b0665f7 100644 > --- a/app/test-pmd/csumonly.c > +++ b/app/test-pmd/csumonly.c > @@ -139,22 +139,22 @@ parse_ipv6(struct rte_ipv6_hdr *ipv6_hdr, struct > testpmd_offload_info *info) >=20 > /* > * Parse an ethernet header to fill the ethertype, l2_len, l3_len and > - * ipproto. This function is able to recognize IPv4/IPv6 with one option= al vlan > - * header. The l4_len argument is only set in case of TCP (useful for TS= O). > + * ipproto. This function is able to recognize IPv4/IPv6 with optional V= LAN > + * headers. The l4_len argument is only set in case of TCP (useful for T= SO). > */ > static void > parse_ethernet(struct rte_ether_hdr *eth_hdr, struct testpmd_offload_inf= o > *info) > { > struct rte_ipv4_hdr *ipv4_hdr; > struct rte_ipv6_hdr *ipv6_hdr; > + struct rte_vlan_hdr *vlan_hdr; >=20 > info->l2_len =3D sizeof(struct rte_ether_hdr); > info->ethertype =3D eth_hdr->ether_type; >=20 > - if (info->ethertype =3D=3D _htons(RTE_ETHER_TYPE_VLAN)) { > - struct rte_vlan_hdr *vlan_hdr =3D ( > - struct rte_vlan_hdr *)(eth_hdr + 1); > - > + while (info->ethertype =3D=3D _htons(RTE_ETHER_TYPE_VLAN)) { > + vlan_hdr =3D (struct rte_vlan_hdr *) > + ((char *)eth_hdr + info->l2_len); > info->l2_len +=3D sizeof(struct rte_vlan_hdr); > info->ethertype =3D vlan_hdr->eth_proto; > } > -- Acked-by: Ori Kam Thanks, Ori > 2.7.4