lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Message-ID: <43912efec4eebab2bbe7e24589f258c8f22fa047.1691764353.git.petrm@nvidia.com> Date: Fri, 11 Aug 2023 17:13:55 +0200 From: Petr Machata <petrm@...dia.com> To: "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, <netdev@...r.kernel.org> CC: Ido Schimmel <idosch@...dia.com>, Petr Machata <petrm@...dia.com>, <mlxsw@...dia.com> Subject: [PATCH net-next 1/4] mlxsw: core_acl_flex_actions: Add IGNORE_ACTION From: Ido Schimmel <idosch@...dia.com> Add the IGNORE_ACTION which is used to ignore basic switching functions such as learning on a per-packet basis. The action will be prepended to the FORWARDING_ACTION in subsequent patches. Signed-off-by: Ido Schimmel <idosch@...dia.com> Reviewed-by: Petr Machata <petrm@...dia.com> Signed-off-by: Petr Machata <petrm@...dia.com> --- .../mellanox/mlxsw/core_acl_flex_actions.c | 40 +++++++++++++++++++ .../mellanox/mlxsw/core_acl_flex_actions.h | 2 + 2 files changed, 42 insertions(+) diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c index 9dfe7148199f..faa63ea9b83e 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c +++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c @@ -1887,6 +1887,46 @@ int mlxsw_afa_block_append_fid_set(struct mlxsw_afa_block *block, u16 fid, } EXPORT_SYMBOL(mlxsw_afa_block_append_fid_set); +/* Ignore Action + * ------------- + * The ignore action is used to ignore basic switching functions such as + * learning on a per-packet basis. + */ + +#define MLXSW_AFA_IGNORE_CODE 0x0F +#define MLXSW_AFA_IGNORE_SIZE 1 + +/* afa_ignore_disable_learning + * Disable learning on ingress. + */ +MLXSW_ITEM32(afa, ignore, disable_learning, 0x00, 29, 1); + +/* afa_ignore_disable_security + * Disable security lookup on ingress. + * Reserved when Spectrum-1. + */ +MLXSW_ITEM32(afa, ignore, disable_security, 0x00, 28, 1); + +static void mlxsw_afa_ignore_pack(char *payload, bool disable_learning, + bool disable_security) +{ + mlxsw_afa_ignore_disable_learning_set(payload, disable_learning); + mlxsw_afa_ignore_disable_security_set(payload, disable_security); +} + +int mlxsw_afa_block_append_ignore(struct mlxsw_afa_block *block, + bool disable_learning, bool disable_security) +{ + char *act = mlxsw_afa_block_append_action(block, MLXSW_AFA_IGNORE_CODE, + MLXSW_AFA_IGNORE_SIZE); + + if (IS_ERR(act)) + return PTR_ERR(act); + mlxsw_afa_ignore_pack(act, disable_learning, disable_security); + return 0; +} +EXPORT_SYMBOL(mlxsw_afa_block_append_ignore); + /* MC Routing Action * ----------------- * The Multicast router action. Can be used by RMFT_V2 - Router Multicast diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h index db58037be46e..0ead3a212de8 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h +++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h @@ -89,6 +89,8 @@ int mlxsw_afa_block_append_counter(struct mlxsw_afa_block *block, struct netlink_ext_ack *extack); int mlxsw_afa_block_append_fid_set(struct mlxsw_afa_block *block, u16 fid, struct netlink_ext_ack *extack); +int mlxsw_afa_block_append_ignore(struct mlxsw_afa_block *block, + bool disable_learning, bool disable_security); int mlxsw_afa_block_append_mcrouter(struct mlxsw_afa_block *block, u16 expected_irif, u16 min_mtu, bool rmid_valid, u32 kvdl_index); -- 2.41.0
Powered by blists - more mailing lists