Messages in this thread |  | | | Date | Thu, 08 May 2008 15:58:32 +0100 | | From | Jeremy Fitzhardinge <> | | Subject | Re: [PATCH/RFC] stop_machine: make stop_machine_run more virtualization friendly |
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Christian Borntraeger wrote: > I really like 64 guest cpus as a good testcase for all kind of things. >
Sure, I do the same kind of thing.
>> I think x86 (at least) is now using ticket locks, which is fair. Which >> kernel are you seeing this problem on? >> > > Sorry, forgot to mention. Its kvm.git from 2 days ago on s390. >
And on s390 cpu_relax yields the vcpu? That's not common behaviour across architectures.
J
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