Re: Weird qemu-nvmm problem

[Maxime Villard <max%m00nbsd.net@localhost>]

Le 11/03/2020 à 22:18, Kamil Rytarowski a écrit :
> On 11.03.2020 21:44, Chavdar Ivanov wrote:
>>> The test program below shows the difference. On NetBSD-9 you have many
>>> "resched", as expected. On NetBSD-current you have none.
>> As you say, I don't get any output from your program on -current from
>> yesterday.
>>
> 
> We definitely need ATF tests as this is a sensitive code.
> 
> As a fallback it's possible to test HAXM.

I haven't looked closely at how HAXM handles scheduling, but if it's not
using SPCF_SHOULDYIELD, then it probably has some bigger scheduling
problem.

Maxime