RE: FW: [Bug 117] New: [KVM-IPF] RTL8139 emulated network card can not work

Jes Sorensen wrote:
> Zhang, Xiantao wrote:
>> Hi, Jes
>>    Yes, with latest commits I can boot it with 4 vcpus, and didn't
>> meet hang on my box. But seems it may be not stable like before. In
>> the our test of Sep 25 from our QA team,  ltp test can pass in the
>> guest configuring with 4vcpus, but in the latest test, it meets lost
>> interrupts sometimes, but even so, we didn't meet system hang.  So,
>> this unstable issue should be a regression one from recent days'
>> commits. Could you detail the issue you meet ?  Thanks! :)
>> Xiantao
> 
> Hi Xiantao,
> 
> This is interesting - this has been happening for me since before Sep
> 25 for sure. Basically if I boot with 4 VCPUs, it may boot, it
> doesn't hang solid, but I sometimes have to hit enter on the console
> to get it to finish booting. It is like timer interrupts aren't being
> delivered. 

I also doubt this issue is caused by timer. And it also maybe caused by
system halt's emualtion. I remembered one guy had changed the logic of
system's halt handling, and maybe ia64 side should do some changes
accordingly. 
Thanks
Xiantao