[Bridge] [PATCH net-next 2/2] bridge: mrp: Add support for role MRA

Jakub Kicinski kuba at kernel.org
Fri May 29 19:18:11 UTC 2020


On Fri, 29 May 2020 10:05:14 +0000 Horatiu Vultur wrote:
> A node that has the MRA role, it can behave as MRM or MRC.
> 
> Initially it starts as MRM and sends MRP_Test frames on both ring ports.
> If it detects that there are MRP_Test send by another MRM, then it
> checks if these frames have a lower priority than itself. In this case
> it would send MRP_Nack frames to notify the other node that it needs to
> stop sending MRP_Test frames.
> If it receives a MRP_Nack frame then it stops sending MRP_Test frames
> and starts to behave as a MRC but it would continue to monitor the
> MRP_Test frames send by MRM. If at a point the MRM stops to send
> MRP_Test frames it would get the MRM role and start to send MRP_Test
> frames.
> 
> Signed-off-by: Horatiu Vultur <horatiu.vultur at microchip.com>

net/bridge/br_mrp.c:542:20: warning: cast to restricted __be16
net/bridge/br_mrp.c:542:20: warning: cast to restricted __be16
net/bridge/br_mrp.c:542:20: warning: cast to restricted __be16
net/bridge/br_mrp.c:542:20: warning: cast to restricted __be16


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