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Commit a9f4793d authored by Paul E. McKenney's avatar Paul E. McKenney Committed by Paul E. McKenney
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rcu: fix tracing bug thinko on boost-balk attribution 



The rcu_initiate_boost_trace() function mis-attributed refusals to
initiate RCU priority boosting that were in fact due to its not yet
being time to boost.  This patch fixes the faulty comparison.

Signed-off-by: default avatarPaul E. McKenney <paul.mckenney@linaro.org>
Signed-off-by: default avatarPaul E. McKenney <paulmck@linux.vnet.ibm.com>
parent 90e6ac36

kernel/rcutree_plugin.h

+1 −1
Original line number Diff line number Diff line
@@ -1086,7 +1086,7 @@ static void rcu_initiate_boost_trace(struct rcu_node *rnp) 
	else if (rnp->gp_tasks != NULL && rnp->qsmask != 0)

		rnp->n_balk_notblocked++;

	else if (rnp->gp_tasks != NULL &&

		 ULONG_CMP_GE(jiffies, rnp->boost_time))

		 ULONG_CMP_LT(jiffies, rnp->boost_time))

		rnp->n_balk_notyet++;

	else

		rnp->n_balk_nos++;