Re: [PATCH v1 5/5] selftests: KVM: SVM: Add Idle HLT intercept test

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 3/14/2024 8:36 PM, Sean Christopherson wrote:
> On Thu, Mar 14, 2024, Manali Shukla wrote:
>>>> +#define VINTR_VECTOR     0x30
>>>> +#define NUM_ITERATIONS 100000
>>>
>>> What's the runtime?  If it's less than a second, then whatever, but if it's at
>>> all longer than that, then I'd prefer to use a lower default and make this user-
>>> configurable.
>>
>> It takes ~34s to run this test. 
> 
> LOL, yeah, no.  That's 33+ seconds of wasted time.  From a *KVM* perspective, this
> is quite binary: either KVM intercepts HLT or it doesn't.  Any timing bugs would
> be purely CPU bugs.>> Please adjust this to have the default runtime <1 second.  If you feel strongly
> about the need for a long-running test, feel free to add a command line option
> to control the number of iterations.

Ack.





[Index of Archives]     [Linux Wireless]     [Linux Kernel]     [ATH6KL]     [Linux Bluetooth]     [Linux Netdev]     [Kernel Newbies]     [Share Photos]     [IDE]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux ATA RAID]     [Samba]     [Device Mapper]

  Powered by Linux