[PATCH v3] net/vmxnet3: fix a missing vmxnet3 register command

Ferruh Yigit ferruh.yigit at amd.com
Fri Apr 26 15:55:12 CEST 2024


On 4/26/2024 2:51 PM, Ferruh Yigit wrote:
> On 4/22/2024 7:10 PM, Ronak Doshi wrote:
>> Vmxnet3 uses capability registers to advertise the supported
>> capabilities of UPT device. It uses DCR0_REG command register
>> for this purpose. However, the register command enum misses
>> one command which technically is not used by dpdk vmxnet3
>> driver yet. This can cause issue for commands added later.
>> For example, DCR0_REG and MAX_CAPABILITIES register commands
>> when issued will lead to incorrect command being executed in
>> the hypervisor. The return values can be unexpected and can
>> result in some capabilities being disabled and affect vnics
>> requesting Uniform Passthroguh (UPT) mode.
>>
>> This patch fixes this issue by adding a reserved
>> command in its place.
>>
>> Fixes: 5241d61bd865 ("net/vmxnet3: support capability registers")
>> Cc: stable at dpdk.org
>>
>> Signed-off-by: Ronak Doshi <ronak.doshi at broadcom.com>
>>
> 
> Applied to dpdk-next-net/main, thanks.
>

Hi Jochen, Ajit,

Independent from this patch.

Do you want to handle this driver in the next-net-brcm tree?

If so a maintainers file update and update to CI & patchwork script
required to select correct tree for driver.



More information about the stable mailing list