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authorPaul E. McKenney <paul.mckenney@linaro.org>2011-06-17 15:53:19 -0700
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2011-09-28 21:38:12 -0700
commit29c00b4a1d9e277786120032aa8364631820d863 (patch)
tree23bf0c8cdb5268ef92ef9ed007639705e922b1b0 /virt/kvm/ioapic.h
parent9d68197c05201d8edc70d58bd1d5dad05d8455e8 (diff)
rcu: Add event-tracing for RCU callback invocation
There was recently some controversy about the overhead of invoking RCU callbacks. Add TRACE_EVENT()s to obtain fine-grained timings for the start and stop of a batch of callbacks and also for each callback invoked. Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'virt/kvm/ioapic.h')
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