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(parent: b6f3fe4) | patch
rcu: Add forward-progress diagnostic for per-CPU kthreads
authorPaul E. McKenney <paul.mckenney@linaro.org>
Sat, 23 Apr 2011 01:08:51 +0000 (18:08 -0700)
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Fri, 6 May 2011 06:16:57 +0000 (23:16 -0700)
commite3af8a7eff1c64833aa332ad642931965393ff47
treec9ef8faa5dbb9e7c82893657e5aa2c1040987f96tree | snapshot
parentb6f3fe43282ccf90eca654a9d3a2cca0e3fe832dcommit | diff
rcu: Add forward-progress diagnostic for per-CPU kthreads

Increment a per-CPU counter on each pass through rcu_cpu_kthread()'s
service loop, and add it to the rcudata trace output.

Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Documentation/RCU/trace.txt diff | blob | history
kernel/rcutree.c diff | blob | history
kernel/rcutree_trace.c diff | blob | history
Linux Kernel Source Tree.