Re: [Qemu-devel] [PATCH v2 1/4] net/vmxnet3: return 1 on device activation failure

[Shmulik Ladkani <shmulik.ladkani@ravellosystems.com>]

Hi,

On Mon, 21 Dec 2015 22:18:21 -0800 Miao Yan <yanmiaobest@gmail.com> wrote:
> When reading device status, 0 means device is successfully
> activated and 1 means error.
> 
> This behavior can be observed by the following steps:
> 
> 1) run a Linux distro on esxi server
> 2) modify vmxnet3 Linux driver to give it an invalid
>    address to 'adapter->shared_pa' which is the
>    shared memory for guest/host communication
> 
> This will trigger device activation failure and kernel
> log will have the following message:
> 
>    [ 7138.403256] vmxnet3 0000:03:00.0 eth1: Failed to activate dev: error 1

Could it be that various other error codes might be returned from ESXi
for a VMXNET3_CMD_ACTIVATE_DEV read, depending on device condition?

Regards,
Shmulik