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| author | Paul E. McKenney <[email protected]> | 2013-08-14 23:24:26 +0000 |
|---|---|---|
| committer | Paul E. McKenney <[email protected]> | 2013-09-23 16:18:13 +0000 |
| commit | 9261dd0da6c6432f08670719069449c6efe4f7a9 (patch) | |
| tree | b8c95dd0e4751e3069e9263d6f46b86251d5dc35 /lib/spinlock_debug.c | |
| parent | rcu: Add tracing of normal (non-NOCB) grace-period requests (diff) | |
| download | kernel-9261dd0da6c6432f08670719069449c6efe4f7a9.tar.gz kernel-9261dd0da6c6432f08670719069449c6efe4f7a9.zip | |
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 <[email protected]>
Reported-by: Carsten Emde <[email protected]>
Signed-off-by: Paul E. McKenney <[email protected]>
[ paulmck: Add const per kbuild test robot's advice. ]
Diffstat (limited to 'lib/spinlock_debug.c')
0 files changed, 0 insertions, 0 deletions