| From | "Paul E. McKenney" <> | Subject | [PATCH tip/core/rcu 25/27] srcu: Add grace-period number to rcutorture statistics printout | Date | Mon, 25 Jun 2018 17:35:11 -0700 |
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This commit adds the SRCU grace-period number to the rcutorture statistics printout, which allows it to be compared to the rcutorture "Writer stall state" message.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> --- kernel/rcu/srcutree.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/kernel/rcu/srcutree.c b/kernel/rcu/srcutree.c index e526b56998af..6c9866a854b1 100644 --- a/kernel/rcu/srcutree.c +++ b/kernel/rcu/srcutree.c @@ -1268,7 +1268,8 @@ void srcu_torture_stats_print(struct srcu_struct *sp, char *tt, char *tf) unsigned long s0 = 0, s1 = 0; idx = sp->srcu_idx & 0x1; - pr_alert("%s%s Tree SRCU per-CPU(idx=%d):", tt, tf, idx); + pr_alert("%s%s Tree SRCU g%ld per-CPU(idx=%d):", + tt, tf, rcu_seq_current(&sp->srcu_gp_seq), idx); for_each_possible_cpu(cpu) { unsigned long l0, l1; unsigned long u0, u1; -- 2.17.1
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