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From: Jiri Pirko <jiri@resnulli.us>
To: netdev@vger.kernel.org
Cc: davem@davemloft.net, kuba@kernel.org, nhorman@tuxdriver.com,
	jhs@mojatatu.com, xiyou.wangcong@gmail.com, idosch@mellanox.com,
	mlxsw@mellanox.com
Subject: [patch net-next 02/10] devlink: add trap metadata type for cookie
Date: Mon, 24 Feb 2020 22:07:50 +0100	[thread overview]
Message-ID: <20200224210758.18481-3-jiri@resnulli.us> (raw)
In-Reply-To: <20200224210758.18481-1-jiri@resnulli.us>

From: Jiri Pirko <jiri@mellanox.com>

Allow driver to indicate cookie metadata for registered traps.

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
---
 include/net/devlink.h        | 1 +
 include/uapi/linux/devlink.h | 2 ++
 net/core/devlink.c           | 3 +++
 3 files changed, 6 insertions(+)

diff --git a/include/net/devlink.h b/include/net/devlink.h
index 07923e619206..014a8b3d1499 100644
--- a/include/net/devlink.h
+++ b/include/net/devlink.h
@@ -541,6 +541,7 @@ struct devlink_trap_group {
 };
 
 #define DEVLINK_TRAP_METADATA_TYPE_F_IN_PORT	BIT(0)
+#define DEVLINK_TRAP_METADATA_TYPE_F_FA_COOKIE	BIT(1)
 
 /**
  * struct devlink_trap - Immutable packet trap attributes.
diff --git a/include/uapi/linux/devlink.h b/include/uapi/linux/devlink.h
index ae37fd4d194a..be2a2948f452 100644
--- a/include/uapi/linux/devlink.h
+++ b/include/uapi/linux/devlink.h
@@ -252,6 +252,8 @@ enum devlink_trap_type {
 enum {
 	/* Trap can report input port as metadata */
 	DEVLINK_ATTR_TRAP_METADATA_TYPE_IN_PORT,
+	/* Trap can report flow action cookie as metadata */
+	DEVLINK_ATTR_TRAP_METADATA_TYPE_FA_COOKIE,
 };
 
 enum devlink_attr {
diff --git a/net/core/devlink.c b/net/core/devlink.c
index 0d7c5d3443d2..12e6ef749b8a 100644
--- a/net/core/devlink.c
+++ b/net/core/devlink.c
@@ -5540,6 +5540,9 @@ static int devlink_trap_metadata_put(struct sk_buff *msg,
 	if ((trap->metadata_cap & DEVLINK_TRAP_METADATA_TYPE_F_IN_PORT) &&
 	    nla_put_flag(msg, DEVLINK_ATTR_TRAP_METADATA_TYPE_IN_PORT))
 		goto nla_put_failure;
+	if ((trap->metadata_cap & DEVLINK_TRAP_METADATA_TYPE_F_FA_COOKIE) &&
+	    nla_put_flag(msg, DEVLINK_ATTR_TRAP_METADATA_TYPE_FA_COOKIE))
+		goto nla_put_failure;
 
 	nla_nest_end(msg, attr);
 
-- 
2.21.1


  parent reply	other threads:[~2020-02-24 21:08 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-24 21:07 [patch net-next 00/10] mlxsw: Implement ACL-dropped packets identification Jiri Pirko
2020-02-24 21:07 ` [patch net-next 01/10] flow_offload: pass action cookie through offload structures Jiri Pirko
2020-02-25  4:16   ` Jakub Kicinski
2020-02-24 21:07 ` Jiri Pirko [this message]
2020-02-25  4:19   ` [patch net-next 02/10] devlink: add trap metadata type for cookie Jakub Kicinski
2020-02-24 21:07 ` [patch net-next 03/10] drop_monitor: extend by passing cookie from driver Jiri Pirko
2020-02-25  4:19   ` Jakub Kicinski
2020-02-25  7:04     ` Jiri Pirko
2020-02-24 21:07 ` [patch net-next 04/10] devlink: extend devlink_trap_report() to accept cookie and pass Jiri Pirko
2020-02-25  4:20   ` Jakub Kicinski
2020-02-24 21:07 ` [patch net-next 05/10] mlxsw: core_acl_flex_actions: Add trap with userdef action Jiri Pirko
2020-02-24 21:07 ` [patch net-next 06/10] mlxsw: core_acl_flex_actions: Implement flow_offload action cookie offload Jiri Pirko
2020-02-24 21:07 ` [patch net-next 07/10] mlxsw: pci: Extract cookie index for ACL discard trap packets Jiri Pirko
2020-02-24 21:07 ` [patch net-next 08/10] mlxsw: spectrum_trap: Lookup and pass cookie down to devlink_trap_report() Jiri Pirko
2020-02-24 21:07 ` [patch net-next 09/10] netdevsim: add ACL trap reporting cookie as a metadata Jiri Pirko
2020-02-25  4:42   ` Jakub Kicinski
2020-02-25  7:40     ` Jiri Pirko
2020-02-25 17:53       ` Jakub Kicinski
2020-02-24 21:07 ` [patch net-next 10/10] selftests: netdevsim: Extend devlink trap test to include flow action cookie Jiri Pirko
2020-02-25  4:43   ` Jakub Kicinski
2020-02-25  7:46     ` Jiri Pirko
2020-02-25 17:57       ` Jakub Kicinski
2020-02-26  7:34         ` Jiri Pirko

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