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| author | Paul E. McKenney <paul.mckenney@linaro.org> | 2011-06-17 18:53:19 -0400 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2011-09-29 00:38:12 -0400 |
| commit | 29c00b4a1d9e277786120032aa8364631820d863 (patch) | |
| tree | 23bf0c8cdb5268ef92ef9ed007639705e922b1b0 /kernel/utsname_sysctl.c | |
| parent | 9d68197c05201d8edc70d58bd1d5dad05d8455e8 (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 'kernel/utsname_sysctl.c')
0 files changed, 0 insertions, 0 deletions