On 6/27/2021 5:00 AM, Wei Liu wrote: > On Fri, May 28, 2021 at 03:43:23PM -0700, Nuno Das Neves wrote: > [...] >> + >> +static int >> +__init mshv_init(void) >> +{ >> + int ret; > > Please check if Linux is running on Microsoft Hypervisor here. If not, > this module should not be loaded. > > Something like: > > if (!hv_is_hyperv_initialized()) > return -ENODEV; Good point - will do. > > Wei. >