diff options
| author |  Paul E. McKenney <paulmck@linux.vnet.ibm.com>
| 2014-03-12 07:10:41 -0700 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com>
| 2014-05-14 09:46:09 -0700 |
| commit | afea227fd4acf4f097a9e77bbc2f07d4856ebd01 (patch) | |
| tree | 9dfd0074fb7d95551701927bac86aa30670dcd43 /kernel/rcu/rcutorture.c | |
| parent | torture: Dump ftrace buffer when the RCU grace period stalls (diff) | |
| download | linux-afea227fd4acf4f097a9e77bbc2f07d4856ebd01.tar.gz linux-afea227fd4acf4f097a9e77bbc2f07d4856ebd01.tar.bz2 linux-afea227fd4acf4f097a9e77bbc2f07d4856ebd01.zip | |
rcutorture: Export RCU grace-period kthread wait state to rcutorture
This commit allows rcutorture to print additional state for the
RCU grace-period kthreads in cases where RCU seems reluctant to
start a new grace period.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Diffstat (limited to 'kernel/rcu/rcutorture.c')
| -rw-r--r-- | kernel/rcu/rcutorture.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/rcu/rcutorture.c b/kernel/rcu/rcutorture.c index 9decce0f110c..37ae5e1d4a1d 100644 --- a/kernel/rcu/rcutorture.c +++ b/kernel/rcu/rcutorture.c @@ -1034,6 +1034,7 @@ rcu_torture_printk(char *page) "??? Writer stall state %d g%lu c%lu f%#x\n", rcu_torture_writer_state, gpnum, completed, flags); + show_rcu_gp_kthreads(); rcutorture_trace_dump(); } rtcv_snap = rcu_torture_current_version; |