Re: [Qemu-devel] [PATCH v2] accel: forbid early use of kvm_enabled() and friends

[Paolo Bonzini]

On 29/06/2018 13:07, Greg Kurz wrote:
>>>> Also asserting current_machine != NULL is not necessary, since you're
>>>> immediately dereferencing it.  
>>> Is there a practical way to simply initialize the accelerators earlier
>>> in startup sequence, so we just remove or at least reduce, the liklihood
>>> of accessing it too early ?  
>> We can try, though not for 3.0 of course.
>>
> FWIW, the motivation for this patch was kvm_enabled() being called under
> the class_init function of the machine TypeInfo. This happens way earlier
> than accelerator init. Not sure this is doable, but I can have a look.
> 

Probably not, that's way too early indeed.

Paolo