From: Andrew Lunn <andrew@lunn.ch>
To: Vladimir Oltean <vladimir.oltean@nxp.com>
Cc: netdev@vger.kernel.org, Jakub Kicinski <kuba@kernel.org>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Paolo Abeni <pabeni@redhat.com>,
Florian Fainelli <f.fainelli@gmail.com>
Subject: Re: [PATCH net-next 0/2] DSA trace events
Date: Wed, 12 Apr 2023 02:48:35 +0200 [thread overview]
Message-ID: <d1e4a839-6365-44ef-b9ca-157a4c2d2180@lunn.ch> (raw)
In-Reply-To: <20230407141451.133048-1-vladimir.oltean@nxp.com>
On Fri, Apr 07, 2023 at 05:14:49PM +0300, Vladimir Oltean wrote:
> This series introduces the "dsa" trace event class, with the following
> events:
>
> $ trace-cmd list | grep dsa
> dsa
> dsa:dsa_fdb_add_hw
> dsa:dsa_mdb_add_hw
> dsa:dsa_fdb_del_hw
> dsa:dsa_mdb_del_hw
> dsa:dsa_fdb_add_bump
> dsa:dsa_mdb_add_bump
> dsa:dsa_fdb_del_drop
> dsa:dsa_mdb_del_drop
> dsa:dsa_fdb_del_not_found
> dsa:dsa_mdb_del_not_found
> dsa:dsa_lag_fdb_add_hw
> dsa:dsa_lag_fdb_add_bump
> dsa:dsa_lag_fdb_del_hw
> dsa:dsa_lag_fdb_del_drop
> dsa:dsa_lag_fdb_del_not_found
> dsa:dsa_vlan_add_hw
> dsa:dsa_vlan_del_hw
> dsa:dsa_vlan_add_bump
> dsa:dsa_vlan_del_drop
> dsa:dsa_vlan_del_not_found
>
> These are useful to debug refcounting issues on CPU and DSA ports, where
> entries may remain lingering, or may be removed too soon, depending on
> bugs in higher layers of the network stack.
Hi Vladimir
I don't know anything about trace points. Should you Cc:
Steven Rostedt <rostedt@goodmis.org> (maintainer:TRACING)
Masami Hiramatsu <mhiramat@kernel.org> (maintainer:TRACING)
to get some feedback from people who do?
Andrew
next prev parent reply other threads:[~2023-04-12 0:52 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-07 14:14 [PATCH net-next 0/2] DSA trace events Vladimir Oltean
2023-04-07 14:14 ` [PATCH net-next 1/2] net: dsa: add trace points for FDB/MDB operations Vladimir Oltean
2023-04-07 14:14 ` [PATCH net-next 2/2] net: dsa: add trace points for VLAN operations Vladimir Oltean
2023-04-12 0:48 ` Andrew Lunn [this message]
2023-04-12 9:55 ` [PATCH net-next 0/2] DSA trace events Vladimir Oltean
2023-04-21 12:38 ` Masami Hiramatsu
2023-04-21 12:47 ` Vladimir Oltean
2023-04-24 22:25 ` Steven Rostedt
2023-04-26 19:13 ` Vladimir Oltean
2023-04-26 19:23 ` Steven Rostedt
2023-04-26 19:43 ` Vladimir Oltean
2023-04-26 19:47 ` Steven Rostedt
2023-04-26 21:07 ` Vladimir Oltean
2023-04-27 0:33 ` Andrew Lunn
2023-04-12 8:30 ` patchwork-bot+netdevbpf
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