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Miller" , Jakub Kicinski , Paolo Abeni , Eric Dumazet , "Andrew Lunn" CC: Saeed Mahameed , Gal Pressman , "Leon Romanovsky" , Leon Romanovsky , "Tariq Toukan" , , , Subject: [PATCH net-next 5/6] net/mlx5e: Separate address related variables to be in struct Date: Wed, 26 Feb 2025 13:47:51 +0200 Message-ID: <20250226114752.104838-6-tariqt@nvidia.com> X-Mailer: git-send-email 2.45.0 In-Reply-To: <20250226114752.104838-1-tariqt@nvidia.com> References: <20250226114752.104838-1-tariqt@nvidia.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-NV-OnPremToCloud: AnonymousSubmission X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SA2PEPF00003AE7:EE_|LV3PR12MB9186:EE_ X-MS-Office365-Filtering-Correlation-Id: 79047777-dc6a-4368-ab6c-08dd565b8e1e X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|376014|36860700013|82310400026; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.117.160;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge1.nvidia.com;CAT:NONE;SFS:(13230040)(1800799024)(376014)(36860700013)(82310400026);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 26 Feb 2025 11:48:58.1772 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 79047777-dc6a-4368-ab6c-08dd565b8e1e X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.160];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: SA2PEPF00003AE7.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: LV3PR12MB9186 X-Patchwork-Delegate: kuba@kernel.org From: Leon Romanovsky Prepare the code to addition of prefix handling logic which is needed to support matching logic based on source and/or destination network prefixes. Signed-off-by: Leon Romanovsky Signed-off-by: Tariq Toukan --- .../mellanox/mlx5/core/en_accel/ipsec.c | 32 ++++---- .../mellanox/mlx5/core/en_accel/ipsec.h | 26 +++---- .../mellanox/mlx5/core/en_accel/ipsec_fs.c | 75 +++++++++++-------- 3 files changed, 68 insertions(+), 65 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c index 501709ac310f..beb7275d721a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c @@ -277,12 +277,12 @@ static void mlx5e_ipsec_init_macs(struct mlx5e_ipsec_sa_entry *sa_entry, case XFRM_DEV_OFFLOAD_IN: src = attrs->dmac; dst = attrs->smac; - pkey = &attrs->saddr.a4; + pkey = &attrs->addrs.saddr.a4; break; case XFRM_DEV_OFFLOAD_OUT: src = attrs->smac; dst = attrs->dmac; - pkey = &attrs->daddr.a4; + pkey = &attrs->addrs.daddr.a4; break; default: return; @@ -374,9 +374,10 @@ void mlx5e_ipsec_build_accel_xfrm_attrs(struct mlx5e_ipsec_sa_entry *sa_entry, attrs->spi = be32_to_cpu(x->id.spi); /* source , destination ips */ - memcpy(&attrs->saddr, x->props.saddr.a6, sizeof(attrs->saddr)); - memcpy(&attrs->daddr, x->id.daddr.a6, sizeof(attrs->daddr)); - attrs->family = x->props.family; + memcpy(&attrs->addrs.saddr, x->props.saddr.a6, + sizeof(attrs->addrs.saddr)); + memcpy(&attrs->addrs.daddr, x->id.daddr.a6, sizeof(attrs->addrs.daddr)); + attrs->addrs.family = x->props.family; attrs->type = x->xso.type; attrs->reqid = x->props.reqid; attrs->upspec.dport = ntohs(x->sel.dport); @@ -428,7 +429,8 @@ static int mlx5e_xfrm_validate_state(struct mlx5_core_dev *mdev, } if (x->encap) { if (!(mlx5_ipsec_device_caps(mdev) & MLX5_IPSEC_CAP_ESPINUDP)) { - NL_SET_ERR_MSG_MOD(extack, "Encapsulation is not supported"); + NL_SET_ERR_MSG_MOD(extack, + "Encapsulation is not supported"); return -EINVAL; } @@ -853,13 +855,13 @@ static int mlx5e_ipsec_netevent_event(struct notifier_block *nb, xa_for_each_marked(&ipsec->sadb, idx, sa_entry, MLX5E_IPSEC_TUNNEL_SA) { attrs = &sa_entry->attrs; - if (attrs->family == AF_INET) { - if (!neigh_key_eq32(n, &attrs->saddr.a4) && - !neigh_key_eq32(n, &attrs->daddr.a4)) + if (attrs->addrs.family == AF_INET) { + if (!neigh_key_eq32(n, &attrs->addrs.saddr.a4) && + !neigh_key_eq32(n, &attrs->addrs.daddr.a4)) continue; } else { - if (!neigh_key_eq128(n, &attrs->saddr.a4) && - !neigh_key_eq128(n, &attrs->daddr.a4)) + if (!neigh_key_eq128(n, &attrs->addrs.saddr.a4) && + !neigh_key_eq128(n, &attrs->addrs.daddr.a4)) continue; } @@ -1035,7 +1037,7 @@ static void mlx5e_xfrm_update_stats(struct xfrm_state *x) * by removing always available headers. */ headers = sizeof(struct ethhdr); - if (sa_entry->attrs.family == AF_INET) + if (sa_entry->attrs.addrs.family == AF_INET) headers += sizeof(struct iphdr); else headers += sizeof(struct ipv6hdr); @@ -1116,9 +1118,9 @@ mlx5e_ipsec_build_accel_pol_attrs(struct mlx5e_ipsec_pol_entry *pol_entry, sel = &x->selector; memset(attrs, 0, sizeof(*attrs)); - memcpy(&attrs->saddr, sel->saddr.a6, sizeof(attrs->saddr)); - memcpy(&attrs->daddr, sel->daddr.a6, sizeof(attrs->daddr)); - attrs->family = sel->family; + memcpy(&attrs->addrs.saddr, sel->saddr.a6, sizeof(attrs->addrs.saddr)); + memcpy(&attrs->addrs.daddr, sel->daddr.a6, sizeof(attrs->addrs.daddr)); + attrs->addrs.family = sel->family; attrs->dir = x->xdo.dir; attrs->action = x->action; attrs->type = XFRM_DEV_OFFLOAD_PACKET; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h index ad8db9e1fd1d..37ef1e331135 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h @@ -76,11 +76,7 @@ struct mlx5_replay_esn { u8 trigger : 1; }; -struct mlx5_accel_esp_xfrm_attrs { - u32 spi; - u32 mode; - struct aes_gcm_keymat aes_gcm; - +struct mlx5e_ipsec_addr { union { __be32 a4; __be32 a6[4]; @@ -90,13 +86,19 @@ struct mlx5_accel_esp_xfrm_attrs { __be32 a4; __be32 a6[4]; } daddr; + u8 family; +}; +struct mlx5_accel_esp_xfrm_attrs { + u32 spi; + u32 mode; + struct aes_gcm_keymat aes_gcm; + struct mlx5e_ipsec_addr addrs; struct upspec upspec; u8 dir : 2; u8 type : 2; u8 drop : 1; u8 encap : 1; - u8 family; struct mlx5_replay_esn replay_esn; u32 authsize; u32 reqid; @@ -279,18 +281,8 @@ struct mlx5e_ipsec_sa_entry { }; struct mlx5_accel_pol_xfrm_attrs { - union { - __be32 a4; - __be32 a6[4]; - } saddr; - - union { - __be32 a4; - __be32 a6[4]; - } daddr; - + struct mlx5e_ipsec_addr addrs; struct upspec upspec; - u8 family; u8 action; u8 type : 2; u8 dir : 2; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c index d51ace739637..23b63dea2f7f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c @@ -1484,9 +1484,12 @@ static void tx_ft_put_policy(struct mlx5e_ipsec *ipsec, u32 prio, int type) mutex_unlock(&tx->ft.mutex); } -static void setup_fte_addr4(struct mlx5_flow_spec *spec, __be32 *saddr, - __be32 *daddr) +static void setup_fte_addr4(struct mlx5_flow_spec *spec, + struct mlx5e_ipsec_addr *addrs) { + __be32 *saddr = &addrs->saddr.a4; + __be32 *daddr = &addrs->daddr.a4; + if (!*saddr && !*daddr) return; @@ -1510,9 +1513,12 @@ static void setup_fte_addr4(struct mlx5_flow_spec *spec, __be32 *saddr, } } -static void setup_fte_addr6(struct mlx5_flow_spec *spec, __be32 *saddr, - __be32 *daddr) +static void setup_fte_addr6(struct mlx5_flow_spec *spec, + struct mlx5e_ipsec_addr *addrs) { + __be32 *saddr = addrs->saddr.a6; + __be32 *daddr = addrs->daddr.a6; + if (addr6_all_zero(saddr) && addr6_all_zero(daddr)) return; @@ -1722,7 +1728,7 @@ setup_pkt_tunnel_reformat(struct mlx5_core_dev *mdev, if (attrs->dir == XFRM_DEV_OFFLOAD_OUT) { bfflen += sizeof(*esp_hdr) + 8; - switch (attrs->family) { + switch (attrs->addrs.family) { case AF_INET: bfflen += sizeof(*iphdr); break; @@ -1739,7 +1745,7 @@ setup_pkt_tunnel_reformat(struct mlx5_core_dev *mdev, return -ENOMEM; eth_hdr = (struct ethhdr *)reformatbf; - switch (attrs->family) { + switch (attrs->addrs.family) { case AF_INET: eth_hdr->h_proto = htons(ETH_P_IP); break; @@ -1762,11 +1768,11 @@ setup_pkt_tunnel_reformat(struct mlx5_core_dev *mdev, reformat_params->param_0 = attrs->authsize; hdr = reformatbf + sizeof(*eth_hdr); - switch (attrs->family) { + switch (attrs->addrs.family) { case AF_INET: iphdr = (struct iphdr *)hdr; - memcpy(&iphdr->saddr, &attrs->saddr.a4, 4); - memcpy(&iphdr->daddr, &attrs->daddr.a4, 4); + memcpy(&iphdr->saddr, &attrs->addrs.saddr.a4, 4); + memcpy(&iphdr->daddr, &attrs->addrs.daddr.a4, 4); iphdr->version = 4; iphdr->ihl = 5; iphdr->ttl = IPSEC_TUNNEL_DEFAULT_TTL; @@ -1775,8 +1781,8 @@ setup_pkt_tunnel_reformat(struct mlx5_core_dev *mdev, break; case AF_INET6: ipv6hdr = (struct ipv6hdr *)hdr; - memcpy(&ipv6hdr->saddr, &attrs->saddr.a6, 16); - memcpy(&ipv6hdr->daddr, &attrs->daddr.a6, 16); + memcpy(&ipv6hdr->saddr, &attrs->addrs.saddr.a6, 16); + memcpy(&ipv6hdr->daddr, &attrs->addrs.daddr.a6, 16); ipv6hdr->nexthdr = IPPROTO_ESP; ipv6hdr->version = 6; ipv6hdr->hop_limit = IPSEC_TUNNEL_DEFAULT_TTL; @@ -1810,7 +1816,7 @@ static int get_reformat_type(struct mlx5_accel_esp_xfrm_attrs *attrs) return MLX5_REFORMAT_TYPE_DEL_ESP_TRANSPORT_OVER_UDP; return MLX5_REFORMAT_TYPE_DEL_ESP_TRANSPORT; case XFRM_DEV_OFFLOAD_OUT: - if (attrs->family == AF_INET) { + if (attrs->addrs.family == AF_INET) { if (attrs->encap) return MLX5_REFORMAT_TYPE_ADD_ESP_TRANSPORT_OVER_UDPV4; return MLX5_REFORMAT_TYPE_ADD_ESP_TRANSPORT_OVER_IPV4; @@ -2003,7 +2009,7 @@ static int rx_add_rule(struct mlx5e_ipsec_sa_entry *sa_entry) struct mlx5_fc *counter; int err = 0; - rx = rx_ft_get(mdev, ipsec, attrs->family, attrs->type); + rx = rx_ft_get(mdev, ipsec, attrs->addrs.family, attrs->type); if (IS_ERR(rx)) return PTR_ERR(rx); @@ -2013,10 +2019,10 @@ static int rx_add_rule(struct mlx5e_ipsec_sa_entry *sa_entry) goto err_alloc; } - if (attrs->family == AF_INET) - setup_fte_addr4(spec, &attrs->saddr.a4, &attrs->daddr.a4); + if (attrs->addrs.family == AF_INET) + setup_fte_addr4(spec, &attrs->addrs); else - setup_fte_addr6(spec, attrs->saddr.a6, attrs->daddr.a6); + setup_fte_addr6(spec, &attrs->addrs); setup_fte_spi(spec, attrs->spi, attrs->encap); if (!attrs->encap) @@ -2116,7 +2122,7 @@ static int rx_add_rule(struct mlx5e_ipsec_sa_entry *sa_entry) err_mod_header: kvfree(spec); err_alloc: - rx_ft_put(ipsec, attrs->family, attrs->type); + rx_ft_put(ipsec, attrs->addrs.family, attrs->type); return err; } @@ -2148,10 +2154,10 @@ static int tx_add_rule(struct mlx5e_ipsec_sa_entry *sa_entry) switch (attrs->type) { case XFRM_DEV_OFFLOAD_CRYPTO: - if (attrs->family == AF_INET) - setup_fte_addr4(spec, &attrs->saddr.a4, &attrs->daddr.a4); + if (attrs->addrs.family == AF_INET) + setup_fte_addr4(spec, &attrs->addrs); else - setup_fte_addr6(spec, attrs->saddr.a6, attrs->daddr.a6); + setup_fte_addr6(spec, &attrs->addrs); setup_fte_spi(spec, attrs->spi, false); setup_fte_esp(spec); setup_fte_reg_a(spec); @@ -2235,10 +2241,10 @@ static int tx_add_policy(struct mlx5e_ipsec_pol_entry *pol_entry) } tx = ipsec_tx(ipsec, attrs->type); - if (attrs->family == AF_INET) - setup_fte_addr4(spec, &attrs->saddr.a4, &attrs->daddr.a4); + if (attrs->addrs.family == AF_INET) + setup_fte_addr4(spec, &attrs->addrs); else - setup_fte_addr6(spec, attrs->saddr.a6, attrs->daddr.a6); + setup_fte_addr6(spec, &attrs->addrs); setup_fte_no_frags(spec); setup_fte_upper_proto_match(spec, &attrs->upspec); @@ -2308,12 +2314,12 @@ static int rx_add_policy(struct mlx5e_ipsec_pol_entry *pol_entry) struct mlx5e_ipsec_rx *rx; int err, dstn = 0; - ft = rx_ft_get_policy(mdev, pol_entry->ipsec, attrs->family, attrs->prio, - attrs->type); + ft = rx_ft_get_policy(mdev, pol_entry->ipsec, attrs->addrs.family, + attrs->prio, attrs->type); if (IS_ERR(ft)) return PTR_ERR(ft); - rx = ipsec_rx(pol_entry->ipsec, attrs->family, attrs->type); + rx = ipsec_rx(pol_entry->ipsec, attrs->addrs.family, attrs->type); spec = kvzalloc(sizeof(*spec), GFP_KERNEL); if (!spec) { @@ -2321,10 +2327,10 @@ static int rx_add_policy(struct mlx5e_ipsec_pol_entry *pol_entry) goto err_alloc; } - if (attrs->family == AF_INET) - setup_fte_addr4(spec, &attrs->saddr.a4, &attrs->daddr.a4); + if (attrs->addrs.family == AF_INET) + setup_fte_addr4(spec, &attrs->addrs); else - setup_fte_addr6(spec, attrs->saddr.a6, attrs->daddr.a6); + setup_fte_addr6(spec, &attrs->addrs); setup_fte_no_frags(spec); setup_fte_upper_proto_match(spec, &attrs->upspec); @@ -2364,7 +2370,8 @@ static int rx_add_policy(struct mlx5e_ipsec_pol_entry *pol_entry) err_action: kvfree(spec); err_alloc: - rx_ft_put_policy(pol_entry->ipsec, attrs->family, attrs->prio, attrs->type); + rx_ft_put_policy(pol_entry->ipsec, attrs->addrs.family, attrs->prio, + attrs->type); return err; } @@ -2638,7 +2645,8 @@ void mlx5e_accel_ipsec_fs_del_rule(struct mlx5e_ipsec_sa_entry *sa_entry) mlx5_fc_destroy(mdev, ipsec_rule->replay.fc); } mlx5_esw_ipsec_rx_id_mapping_remove(sa_entry); - rx_ft_put(sa_entry->ipsec, sa_entry->attrs.family, sa_entry->attrs.type); + rx_ft_put(sa_entry->ipsec, sa_entry->attrs.addrs.family, + sa_entry->attrs.type); } int mlx5e_accel_ipsec_fs_add_pol(struct mlx5e_ipsec_pol_entry *pol_entry) @@ -2674,7 +2682,8 @@ void mlx5e_accel_ipsec_fs_del_pol(struct mlx5e_ipsec_pol_entry *pol_entry) mlx5e_ipsec_unblock_tc_offload(pol_entry->ipsec->mdev); if (pol_entry->attrs.dir == XFRM_DEV_OFFLOAD_IN) { - rx_ft_put_policy(pol_entry->ipsec, pol_entry->attrs.family, + rx_ft_put_policy(pol_entry->ipsec, + pol_entry->attrs.addrs.family, pol_entry->attrs.prio, pol_entry->attrs.type); return; } @@ -2814,7 +2823,7 @@ bool mlx5e_ipsec_fs_tunnel_enabled(struct mlx5e_ipsec_sa_entry *sa_entry) struct mlx5e_ipsec_rx *rx; struct mlx5e_ipsec_tx *tx; - rx = ipsec_rx(sa_entry->ipsec, attrs->family, attrs->type); + rx = ipsec_rx(sa_entry->ipsec, attrs->addrs.family, attrs->type); tx = ipsec_tx(sa_entry->ipsec, attrs->type); if (sa_entry->attrs.dir == XFRM_DEV_OFFLOAD_OUT) return tx->allow_tunnel_mode;