Re: [PATCH net-next v2] net: Modify mono_delivery_time with clockid_delivery_time

From: Paolo Abeni
Date: Thu Feb 29 2024 - 04:30:52 EST


On Tue, 2024-02-27 at 17:12 -0800, Abhishek Chauhan wrote:
> Bridge driver today has no support to forward the userspace timestamp
> packets and ends up resetting the timestamp. ETF qdisc checks the
> packet coming from userspace and encounters to be 0 thereby dropping
> time sensitive packets. These changes will allow userspace timestamps
> packets to be forwarded from the bridge to NIC drivers.
>
> Existing functionality of mono_delivery_time is not altered here
> instead just extended with userspace tstamp support for bridge
> forwarding path.
>
> Signed-off-by: Abhishek Chauhan <quic_abchauha@xxxxxxxxxxx>

Since this is touching a quite sensitive code path, I think v3 would
deserve some paired self-tests.

Thanks!

Paolo