Messages in this thread | | | Date | Tue, 10 May 2022 16:52:16 +0200 | Subject | Re: [PATCH v2] net: dsa: tag_mtk: add padding for tx packets | From | Felix Fietkau <> |
| |
On 10.05.22 14:37, Vladimir Oltean wrote: > On Tue, May 10, 2022 at 11:40:13AM +0200, Felix Fietkau wrote: >> Padding for transmitted packets needs to account for the special tag. >> With not enough padding, garbage bytes are inserted by the switch at the >> end of small packets. > > I don't think padding bytes are guaranteed to be zeroes. Aren't they > discarded? What is the issue? With the broken padding, ARP requests are silently discarded on the receiver side in my test. Adding the padding explicitly fixes the issue.
- Felix
| |