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Date:   Thu, 3 Sep 2020 12:18:03 -0700
From:   Jakub Kicinski <>
        Subbaraya Sundeep <>
Subject: Re: [net-next PATCH 0/2] Introduce mbox tracepoints for Octeontx2

On Thu,  3 Sep 2020 12:48:16 +0530 wrote:
> From: Subbaraya Sundeep <>
> This patchset adds tracepoints support for mailbox.
> In Octeontx2, PFs and VFs need to communicate with AF
> for allocating and freeing resources. Once all the
> configuration is done by AF for a PF/VF then packet I/O
> can happen on PF/VF queues. When an interface
> is brought up many mailbox messages are sent
> to AF for initializing queues. Say a VF is brought up
> then each message is sent to PF and PF forwards to
> AF and response also traverses from AF to PF and then VF.
> To aid debugging, tracepoints are added at places where
> messages are allocated, sent and message interrupts.
> Below is the trace of one of the messages from VF to AF
> and AF response back to VF:

Could you use the devlink tracepoint? trace_devlink_hwmsg() ?

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