Messages in this thread | | | Date | Tue, 24 Jan 2012 14:44:01 +0200 | From | Avi Kivity <> | Subject | Re: [PATCH 2/3] KVM: improve trace events of vmexit/mmio/ioport |
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On 01/17/2012 04:28 AM, Xiao Guangrong wrote: > On 01/16/2012 05:38 PM, Avi Kivity wrote: > > > On 01/16/2012 11:32 AM, Xiao Guangrong wrote: > >> - trace vcpu_id for these events > > > > We can infer the vcpu id from the kvm_entry tracepoints, no? > > > > > Thanks for your review, Avi! > > Hmm. i think it is hard to do since the vcpu thread can be scheduled > anytime, one example is as follow: > > CPU 0 > > kvm_entry vcpu 0 > ...... > kvm_entry vcpu 1 > ...... > event1 occurs > ...... > event2 occurs > > It is hard to know the event belong to which kvm_entry? >
Why is it hard? Correlate the task IDs.
-- error compiling committee.c: too many arguments to function
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