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| author |   Parav Pandit <parav@nvidia.com> | 2021-10-05 11:26:05 +0300 |
|---|---|---|
| committer |   Saeed Mahameed <saeedm@nvidia.com> | 2021-10-25 13:51:21 -0700 |
| commit | d67ab0a8c130be38b6dda8da3616a97f020ac424 (patch) | |
| tree | a078b5a8234dcbc5d69d9256e7831645ba8ba851 /Documentation/networking/device_drivers/ethernet/mellanox/mlx5.rst | |
| parent | net/mlx5: SF, Add SF trace points (diff) | |
| download | linux-dev-d67ab0a8c130be38b6dda8da3616a97f020ac424.tar.xz linux-dev-d67ab0a8c130be38b6dda8da3616a97f020ac424.zip | |
net/mlx5: SF_DEV Add SF device trace points
Add SF device add and delete specific trace points.
echo mlx5:mlx5_sf_dev_add >> /sys/kernel/debug/tracing/set_event
echo mlx5:mlx5_sf_dev_del >> /sys/kernel/debug/tracing/set_event
echo mlx5:mlx5_sf_vhca_event >> /sys/kernel/debug/tracing/set_event
Signed-off-by: Parav Pandit <parav@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Diffstat (limited to '')
| -rw-r--r-- | Documentation/networking/device_drivers/ethernet/mellanox/mlx5.rst | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/Documentation/networking/device_drivers/ethernet/mellanox/mlx5.rst b/Documentation/networking/device_drivers/ethernet/mellanox/mlx5.rst index d6c10408adc4..5edf50d7dbd5 100644 --- a/Documentation/networking/device_drivers/ethernet/mellanox/mlx5.rst +++ b/Documentation/networking/device_drivers/ethernet/mellanox/mlx5.rst @@ -739,3 +739,24 @@ SF tracepoints: $ cat /sys/kernel/debug/tracing/trace ... devlink-9519 [046] ..... 24624.400271: mlx5_sf_hwc_deferred_free: (0000:06:00.0) hw_id=0x8000 + +- mlx5_sf_vhca_event: trace SF vhca event and state:: + + $ echo mlx5:mlx5_sf_vhca_event >> /sys/kernel/debug/tracing/set_event + $ cat /sys/kernel/debug/tracing/trace + ... + kworker/u128:3-9093 [046] ..... 24625.365525: mlx5_sf_vhca_event: (0000:06:00.0) hw_id=0x8000 sfnum=88 vhca_state=1 + +- mlx5_sf_dev_add : trace SF device add event:: + + $ echo mlx5:mlx5_sf_dev_add>> /sys/kernel/debug/tracing/set_event + $ cat /sys/kernel/debug/tracing/trace + ... + kworker/u128:3-9093 [000] ..... 24616.524495: mlx5_sf_dev_add: (0000:06:00.0) sfdev=00000000fc5d96fd aux_id=4 hw_id=0x8000 sfnum=88 + +- mlx5_sf_dev_del : trace SF device delete event:: + + $ echo mlx5:mlx5_sf_dev_del >> /sys/kernel/debug/tracing/set_event + $ cat /sys/kernel/debug/tracing/trace + ... + kworker/u128:3-9093 [044] ..... 24624.400749: mlx5_sf_dev_del: (0000:06:00.0) sfdev=00000000fc5d96fd aux_id=4 hw_id=0x8000 sfnum=88 |