Re: [RFC PATCH 2/2] net: macb: Disable TX checksum offloading on all Zynq

2018-06-05 Thread Michal Simek
On 4.6.2018 17:06, Nicolas Ferre wrote: > On 25/05/2018 at 23:44, Jennifer Dahm wrote: >> The Zynq ethernet hardware has checksum offloading bugs that cause >> small UDP packets (<= 2 bytes) to be sent with an incorrect checksum >> (0x) and forwarded UDP packets to be re-checksummed, which is >

Re: [RFC PATCH 2/2] net: macb: Disable TX checksum offloading on all Zynq

2018-06-04 Thread Nicolas Ferre
On 25/05/2018 at 23:44, Jennifer Dahm wrote: The Zynq ethernet hardware has checksum offloading bugs that cause small UDP packets (<= 2 bytes) to be sent with an incorrect checksum (0x) and forwarded UDP packets to be re-checksummed, which is illegal behavior. The best solution we have right

[RFC PATCH 2/2] net: macb: Disable TX checksum offloading on all Zynq

2018-05-25 Thread Jennifer Dahm
The Zynq ethernet hardware has checksum offloading bugs that cause small UDP packets (<= 2 bytes) to be sent with an incorrect checksum (0x) and forwarded UDP packets to be re-checksummed, which is illegal behavior. The best solution we have right now is to disable hardware TX checksum offloadi