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| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2013-08-14 16:24:26 -0700 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2013-09-23 09:18:13 -0700 |
| commit | 9261dd0da6c6432f08670719069449c6efe4f7a9 (patch) | |
| tree | b8c95dd0e4751e3069e9263d6f46b86251d5dc35 /tools/perf/config/feature-checks/test-libpython.c | |
| parent | bb311eccbdab974639263060b8452bf304af0b0c (diff) | |
rcu: Add tracing for rcuo no-CBs CPU wakeup handshake
Lost wakeups from call_rcu() to the rcuo kthreads can result in hangs
that are difficult to diagnose. This commit therefore adds tracing to
help pin down the cause of these hangs.
Reported-by: Clark Williams <williams@redhat.com>
Reported-by: Carsten Emde <C.Emde@osadl.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
[ paulmck: Add const per kbuild test robot's advice. ]
Diffstat (limited to 'tools/perf/config/feature-checks/test-libpython.c')
0 files changed, 0 insertions, 0 deletions