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Commit ac3748c6 authored by Paul E. McKenney's avatar Paul E. McKenney
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rcutorture: Print SRCU lock/unlock totals 



This commit adds printing of SRCU lock/unlock totals, which are just
the sums of the per-CPU counts.  Saves a bit of mental arithmetic.

Signed-off-by: default avatarPaul E. McKenney <paulmck@linux.vnet.ibm.com>
parent 115a1a52

kernel/rcu/srcutree.c

+4 −1
Original line number Diff line number Diff line
@@ -1221,6 +1221,7 @@ void srcu_torture_stats_print(struct srcu_struct *sp, char *tt, char *tf) 
{

	int cpu;

	int idx;

	unsigned long s0 = 0, s1 = 0;



	idx = sp->srcu_idx & 0x1;

	pr_alert("%s%s Tree SRCU per-CPU(idx=%d):", tt, tf, idx);
@@ -1246,8 +1247,10 @@ void srcu_torture_stats_print(struct srcu_struct *sp, char *tt, char *tf) 
		c0 = l0 - u0;

		c1 = l1 - u1;

		pr_cont(" %d(%ld,%ld)", cpu, c0, c1);

		s0 += c0;

		s1 += c1;

	}

	pr_cont("\n");

	pr_cont(" T(%ld,%ld)\n", s0, s1);

}

EXPORT_SYMBOL_GPL(srcu_torture_stats_print);