From: Nikolay Aleksandrov <nikolay@nvidia.com>
To: "bridge@lists.linux-foundation.org"
<bridge@lists.linux-foundation.org>,
"henrik.bjoernlund@microchip.com"
<henrik.bjoernlund@microchip.com>,
"davem@davemloft.net" <davem@davemloft.net>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"jiri@mellanox.com" <jiri@mellanox.com>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
Roopa Prabhu <roopa@nvidia.com>,
"idosch@mellanox.com" <idosch@mellanox.com>,
"kuba@kernel.org" <kuba@kernel.org>,
"UNGLinuxDriver@microchip.com" <UNGLinuxDriver@microchip.com>
Cc: "horatiu.vultur@microchip.com" <horatiu.vultur@microchip.com>
Subject: Re: [PATCH net-next v4 10/10] bridge: cfm: Netlink Notifications.
Date: Fri, 9 Oct 2020 22:03:04 +0000 [thread overview]
Message-ID: <4adba273e44e0c4dbce4a32d07f79a05d3c66601.camel@nvidia.com> (raw)
In-Reply-To: <20201009143530.2438738-11-henrik.bjoernlund@microchip.com>
On Fri, 2020-10-09 at 14:35 +0000, Henrik Bjoernlund wrote:
> This is the implementation of Netlink notifications out of CFM.
>
> Notifications are initiated whenever a state change happens in CFM.
>
> IFLA_BRIDGE_CFM:
> Points to the CFM information.
>
> IFLA_BRIDGE_CFM_MEP_STATUS_INFO:
> This indicate that the MEP instance status are following.
> IFLA_BRIDGE_CFM_CC_PEER_STATUS_INFO:
> This indicate that the peer MEP status are following.
>
> CFM nested attribute has the following attributes in next level.
>
> IFLA_BRIDGE_CFM_MEP_STATUS_INSTANCE:
> The MEP instance number of the delivered status.
> The type is NLA_U32.
> IFLA_BRIDGE_CFM_MEP_STATUS_OPCODE_UNEXP_SEEN:
> The MEP instance received CFM PDU with unexpected Opcode.
> The type is NLA_U32 (bool).
> IFLA_BRIDGE_CFM_MEP_STATUS_VERSION_UNEXP_SEEN:
> The MEP instance received CFM PDU with unexpected version.
> The type is NLA_U32 (bool).
> IFLA_BRIDGE_CFM_MEP_STATUS_RX_LEVEL_LOW_SEEN:
> The MEP instance received CCM PDU with MD level lower than
> configured level. This frame is discarded.
> The type is NLA_U32 (bool).
>
> IFLA_BRIDGE_CFM_CC_PEER_STATUS_INSTANCE:
> The MEP instance number of the delivered status.
> The type is NLA_U32.
> IFLA_BRIDGE_CFM_CC_PEER_STATUS_PEER_MEPID:
> The added Peer MEP ID of the delivered status.
> The type is NLA_U32.
> IFLA_BRIDGE_CFM_CC_PEER_STATUS_CCM_DEFECT:
> The CCM defect status.
> The type is NLA_U32 (bool).
> True means no CCM frame is received for 3.25 intervals.
> IFLA_BRIDGE_CFM_CC_CONFIG_EXP_INTERVAL.
> IFLA_BRIDGE_CFM_CC_PEER_STATUS_RDI:
> The last received CCM PDU RDI.
> The type is NLA_U32 (bool).
> IFLA_BRIDGE_CFM_CC_PEER_STATUS_PORT_TLV_VALUE:
> The last received CCM PDU Port Status TLV value field.
> The type is NLA_U8.
> IFLA_BRIDGE_CFM_CC_PEER_STATUS_IF_TLV_VALUE:
> The last received CCM PDU Interface Status TLV value field.
> The type is NLA_U8.
> IFLA_BRIDGE_CFM_CC_PEER_STATUS_SEEN:
> A CCM frame has been received from Peer MEP.
> The type is NLA_U32 (bool).
> This is cleared after GETLINK IFLA_BRIDGE_CFM_CC_PEER_STATUS_INFO.
> IFLA_BRIDGE_CFM_CC_PEER_STATUS_TLV_SEEN:
> A CCM frame with TLV has been received from Peer MEP.
> The type is NLA_U32 (bool).
> This is cleared after GETLINK IFLA_BRIDGE_CFM_CC_PEER_STATUS_INFO.
> IFLA_BRIDGE_CFM_CC_PEER_STATUS_SEQ_UNEXP_SEEN:
> A CCM frame with unexpected sequence number has been received
> from Peer MEP.
> The type is NLA_U32 (bool).
> When a sequence number is not one higher than previously received
> then it is unexpected.
> This is cleared after GETLINK IFLA_BRIDGE_CFM_CC_PEER_STATUS_INFO.
>
> Signed-off-by: Henrik Bjoernlund <henrik.bjoernlund@microchip.com>
> Reviewed-by: Horatiu Vultur <horatiu.vultur@microchip.com>
> ---
> net/bridge/br_cfm.c | 48 ++++++++++++++++++++++++
> net/bridge/br_cfm_netlink.c | 25 ++++++++-----
> net/bridge/br_netlink.c | 73 ++++++++++++++++++++++++++++++++-----
> net/bridge/br_private.h | 22 ++++++++++-
> 4 files changed, 147 insertions(+), 21 deletions(-)
>
Acked-by: Nikolay Aleksandrov <nikolay@nvidia.com>
next prev parent reply other threads:[~2020-10-09 22:03 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-09 14:35 [PATCH net-next v4 00/10] net: bridge: cfm: Add support for Connectivity Fault Management(CFM) Henrik Bjoernlund
2020-10-09 14:35 ` [PATCH net-next v4 01/10] net: bridge: extend the process of special frames Henrik Bjoernlund
2020-10-09 21:40 ` Nikolay Aleksandrov
2020-10-12 9:12 ` Nikolay Aleksandrov
2020-10-12 11:57 ` henrik.bjoernlund
2020-10-09 14:35 ` [PATCH net-next v4 02/10] bridge: cfm: Add BRIDGE_CFM to Kconfig Henrik Bjoernlund
2020-10-09 21:39 ` Nikolay Aleksandrov
2020-10-12 13:13 ` henrik.bjoernlund
2020-10-09 21:40 ` Nikolay Aleksandrov
2020-10-09 14:35 ` [PATCH net-next v4 03/10] bridge: uapi: cfm: Added EtherType used by the CFM protocol Henrik Bjoernlund
2020-10-09 21:41 ` Nikolay Aleksandrov
2020-10-12 13:13 ` henrik.bjoernlund
2020-10-09 14:35 ` [PATCH net-next v4 04/10] bridge: cfm: Kernel space implementation of CFM. MEP create/delete Henrik Bjoernlund
2020-10-09 21:42 ` Nikolay Aleksandrov
2020-10-12 13:12 ` henrik.bjoernlund
2020-10-09 14:35 ` [PATCH net-next v4 05/10] bridge: cfm: Kernel space implementation of CFM. CCM frame TX added Henrik Bjoernlund
2020-10-09 21:49 ` Nikolay Aleksandrov
2020-10-12 13:11 ` henrik.bjoernlund
2020-10-09 14:35 ` [PATCH net-next v4 06/10] bridge: cfm: Kernel space implementation of CFM. CCM frame RX added Henrik Bjoernlund
2020-10-09 21:52 ` Nikolay Aleksandrov
2020-10-12 13:11 ` henrik.bjoernlund
2020-10-09 14:35 ` [PATCH net-next v4 07/10] bridge: cfm: Netlink SET configuration Interface Henrik Bjoernlund
2020-10-09 21:53 ` Nikolay Aleksandrov
2020-10-12 13:07 ` henrik.bjoernlund
2020-10-10 1:45 ` Jakub Kicinski
2020-10-12 13:05 ` Henrik Bjoernlund
2020-10-09 14:35 ` [PATCH net-next v4 08/10] bridge: cfm: Netlink GET " Henrik Bjoernlund
2020-10-09 21:56 ` Nikolay Aleksandrov
2020-10-09 21:59 ` Nikolay Aleksandrov
2020-10-12 13:10 ` henrik.bjoernlund
2020-10-12 13:10 ` henrik.bjoernlund
2020-10-09 14:35 ` [PATCH net-next v4 09/10] bridge: cfm: Netlink GET status Interface Henrik Bjoernlund
2020-10-09 22:00 ` Nikolay Aleksandrov
2020-10-12 13:09 ` henrik.bjoernlund
2020-10-09 14:35 ` [PATCH net-next v4 10/10] bridge: cfm: Netlink Notifications Henrik Bjoernlund
2020-10-09 22:03 ` Nikolay Aleksandrov [this message]
2020-10-12 13:08 ` henrik.bjoernlund
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4adba273e44e0c4dbce4a32d07f79a05d3c66601.camel@nvidia.com \
--to=nikolay@nvidia.com \
--cc=UNGLinuxDriver@microchip.com \
--cc=bridge@lists.linux-foundation.org \
--cc=davem@davemloft.net \
--cc=henrik.bjoernlund@microchip.com \
--cc=horatiu.vultur@microchip.com \
--cc=idosch@mellanox.com \
--cc=jiri@mellanox.com \
--cc=kuba@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=roopa@nvidia.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).