rcu: Add tracing to rcu_gp_kthread()

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This commit adds tracing to the rcu_gp_kthread() function in order to
help trace down hangs potentially involving this kthread.

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>

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Paul E. McKenney 2013-08-09 12:19:29 -07:00

parent 591c6d1710

commit 63c4db78e8

2 changed files with 37 additions and 9 deletions

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28

include/trace/events/rcu.h

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18

kernel/rcutree.c

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