Re: [PATCH net-next v2 0/3] mlxsw: spectrum_buffers: Add the ability to query the CPU port's shared buffer

Shalom Toledo
2019-09-16T08:14:53Z

Hi David,

I have v3 with all the fixes Jiri commented. Can I send it? Or should I wait
until net-next will be open again?

Thanks,
Shalom.

On 16/09/2019 9:17, Ido Schimmel wrote:
> From: Ido Schimmel <idosch@mellanox.com>
>
> Shalom says:
>
> While debugging packet loss towards the CPU, it is useful to be able to
> query the CPU port's shared buffer quotas and occupancy.
>
> Patch #1 prevents changing the CPU port's threshold and binding.
>
> Patch #2 registers the CPU port with devlink.
>
> Patch #3 adds the ability to query the CPU port's shared buffer quotas and
> occupancy.
>
> v2:
>
> Patch #1:
> * s/0/MLXSW_PORT_CPU_PORT/
> * Assign "mlxsw_sp->ports[MLXSW_PORT_CPU_PORT" at the end of
> mlxsw_sp_cpu_port_create() to avoid NULL assignment on error path
> * Add common functions for mlxsw_core_port_init/fini()
>
> Patch #2:
> * Move "changing CPU port's threshold and binding" check to a separate
> patch
>
> Shalom Toledo (3):
> mlxsw: spectrum_buffers: Prevent changing CPU port's configuration
> mlxsw: spectrum: Register CPU port with devlink
> mlxsw: spectrum_buffers: Add the ability to query the CPU port's
> shared buffer
>
> drivers/net/ethernet/mellanox/mlxsw/core.c | 65 ++++++++++++++++---
> drivers/net/ethernet/mellanox/mlxsw/core.h | 5 ++
> .../net/ethernet/mellanox/mlxsw/spectrum.c | 46 +++++++++++++
> .../mellanox/mlxsw/spectrum_buffers.c | 51 ++++++++++++---
> 4 files changed, 150 insertions(+), 17 deletions(-)
>