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Commit 0351096e authored by Ingo Molnar's avatar Ingo Molnar
Browse files

Merge branch 'rcu/next' of... 

Merge branch 'rcu/next' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu

 into core/rcu

Pull RCU build fixlet from Paul E. McKenney.

Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
parents 9228b5f2 e4aa0da3

kernel/rcutorture.c

+16 −7
Original line number Diff line number Diff line
@@ -208,6 +208,20 @@ MODULE_PARM_DESC(rcutorture_runnable, "Start rcutorture at boot"); 
#define rcu_can_boost() 0

#endif /* #else #if defined(CONFIG_RCU_BOOST) && !defined(CONFIG_HOTPLUG_CPU) */



#ifdef CONFIG_RCU_TRACE

static u64 notrace rcu_trace_clock_local(void)

{

	u64 ts = trace_clock_local();

	unsigned long __maybe_unused ts_rem = do_div(ts, NSEC_PER_USEC);

	return ts;

}

#else /* #ifdef CONFIG_RCU_TRACE */

static u64 notrace rcu_trace_clock_local(void)

{

	return 0ULL;

}

#endif /* #else #ifdef CONFIG_RCU_TRACE */



static unsigned long shutdown_time;	/* jiffies to system shutdown. */

static unsigned long boost_starttime;	/* jiffies of next boost test start. */

DEFINE_MUTEX(boost_mutex);		/* protect setting boost_starttime */
@@ -1051,7 +1065,7 @@ static void rcu_torture_timer(unsigned long unused) 


	idx = cur_ops->readlock();

	completed = cur_ops->completed();

	ts = trace_clock_local();

	ts = rcu_trace_clock_local();

	p = rcu_dereference_check(rcu_torture_current,

				  rcu_read_lock_bh_held() ||

				  rcu_read_lock_sched_held() ||
@@ -1075,8 +1089,6 @@ static void rcu_torture_timer(unsigned long unused) 
	}

	completed_end = cur_ops->completed();

	if (pipe_count > 1) {

		unsigned long __maybe_unused ts_rem = do_div(ts, NSEC_PER_USEC);



		do_trace_rcu_torture_read(cur_ops->name, &p->rtort_rcu, ts,

					  completed, completed_end);

		rcutorture_trace_dump();
@@ -1122,7 +1134,7 @@ rcu_torture_reader(void *arg) 
		}

		idx = cur_ops->readlock();

		completed = cur_ops->completed();

		ts = trace_clock_local();

		ts = rcu_trace_clock_local();

		p = rcu_dereference_check(rcu_torture_current,

					  rcu_read_lock_bh_held() ||

					  rcu_read_lock_sched_held() ||
@@ -1144,9 +1156,6 @@ rcu_torture_reader(void *arg) 
		}

		completed_end = cur_ops->completed();

		if (pipe_count > 1) {

			unsigned long __maybe_unused ts_rem =

					do_div(ts, NSEC_PER_USEC);



			do_trace_rcu_torture_read(cur_ops->name, &p->rtort_rcu,

						  ts, completed, completed_end);

			rcutorture_trace_dump();