Commit e12ebbf0 authored by Rahul Rameshbabu's avatar Rahul Rameshbabu Committed by Saeed Mahameed
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net/mlx5: Document previously implemented mlx5 tracepoints 



Tracepoints were previously implemented but not documented till this patch
series.

Signed-off-by: default avatarRahul Rameshbabu <rrameshbabu@nvidia.com>
Reviewed-by: default avatarGal Pressman <gal@nvidia.com>
Reviewed-by: default avatarTariq Toukan <tariqt@nvidia.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@nvidia.com>
parent a12ba192

Documentation/networking/device_drivers/ethernet/mellanox/mlx5/tracepoints.rst

+24 −3
Original line number Diff line number Diff line
@@ -165,6 +165,20 @@ SF tracepoints: 
    ...

    devlink-9830    [038] ..... 26300.404749: mlx5_sf_free: (0000:06:00.0) port_index=32768 controller=0 hw_id=0x8000



- mlx5_sf_activate: trace activation of the SF port::



    $ echo mlx5:mlx5_sf_activate >> /sys/kernel/debug/tracing/set_event

    $ cat /sys/kernel/debug/tracing/trace

    ...

    devlink-29841   [008] .....  3669.635095: mlx5_sf_activate: (0000:08:00.0) port_index=32768 controller=0 hw_id=0x8000



- mlx5_sf_deactivate: trace deactivation of the SF port::



    $ echo mlx5:mlx5_sf_deactivate >> /sys/kernel/debug/tracing/set_event

    $ cat /sys/kernel/debug/tracing/trace

    ...

    devlink-29994   [008] .....  4015.969467: mlx5_sf_deactivate: (0000:08:00.0) port_index=32768 controller=0 hw_id=0x8000



- mlx5_sf_hwc_alloc: trace allocating of the hardware SF context::



    $ echo mlx5:mlx5_sf_hwc_alloc >> /sys/kernel/debug/tracing/set_event
@@ -186,6 +200,13 @@ SF tracepoints: 
    ...

    devlink-9519    [046] ..... 24624.400271: mlx5_sf_hwc_deferred_free: (0000:06:00.0) hw_id=0x8000



- mlx5_sf_update_state: trace state updates for SF contexts::



    $ echo mlx5:mlx5_sf_update_state >> /sys/kernel/debug/tracing/set_event

    $ cat /sys/kernel/debug/tracing/trace

    ...

    kworker/u20:3-29490   [009] .....  4141.453530: mlx5_sf_update_state: (0000:08:00.0) port_index=32768 controller=0 hw_id=0x8000 state=2



- mlx5_sf_vhca_event: trace SF vhca event and state::



    $ echo mlx5:mlx5_sf_vhca_event >> /sys/kernel/debug/tracing/set_event