[PATCH] um: Merge os-Linux/drivers/ into drivers/

[Tiwei Bie]

On 2025/5/3 00:09, Johannes Berg wrote:
> On Fri, 2025-05-02 at 10:08 +0100, Anton Ivanov wrote:
>>
>> On 02/05/2025 09:35, Thomas Meyer wrote:
>>> Hi,
>>>
>>> Aren't those drivers under exactly this folder because those drivers will work only with when the host OS is Linux? I mean this is all hypothetical but when somebody is going to implement UML under Mac OS, this layout won't work anymore, or do I err?
>>
>> Yes indeed.
>>
>> However, we have plenty of linux specific dependencies throughout nowadays: EPOLL, vhost-net, etc.
>> PTRACE usage is probably OS specific too. SECCOMP. And so on.
>>
>> The original idea to keep Linux dependent stuff under os-Linux is no longer realistic.
>>
> 
> Indeed. Also, there's really no need to have that anyway - there are
> plenty of drivers that only work on some architectures, and these ones
> are anyway going to depend on UM. They could depend on a hypothetical
> UM_LINUX_HOST in the future instead?
> 

Good idea! If necessary, it would be much better to introduce a
UM_LINUX_HOST option in the future instead.

Regards,
Tiwei