Commit 4e95020c authored by Paul E. McKenney's avatar Paul E. McKenney
Browse files

rcu: Inline increment_cpu_stall_ticks() into its sole caller 



Consolidation of the RCU flavors into one makes increment_cpu_stall_ticks()
a trivial one-line function with only one caller.  This commit therefore
inlines it.

Signed-off-by: default avatarPaul E. McKenney <paulmck@linux.vnet.ibm.com>
parent 8ff0b907

kernel/rcu/tree.c

+1 −1
Original line number Diff line number Diff line
@@ -2555,7 +2555,7 @@ static void rcu_do_batch(struct rcu_data *rdp) 
void rcu_check_callbacks(int user)

{

	trace_rcu_utilization(TPS("Start scheduler-tick"));

	increment_cpu_stall_ticks();

	raw_cpu_inc(rcu_data.ticks_this_gp);

	rcu_flavor_check_callbacks(user);

	if (rcu_pending())

		invoke_rcu_core();

kernel/rcu/tree.h

+0 −1
Original line number Diff line number Diff line
@@ -466,7 +466,6 @@ static void print_cpu_stall_info_begin(void); 
static void print_cpu_stall_info(int cpu);

static void print_cpu_stall_info_end(void);

static void zero_cpu_stall_ticks(struct rcu_data *rdp);

static void increment_cpu_stall_ticks(void);

static bool rcu_nocb_cpu_needs_barrier(int cpu);

static struct swait_queue_head *rcu_nocb_gp_get(struct rcu_node *rnp);

static void rcu_nocb_gp_cleanup(struct swait_queue_head *sq);

kernel/rcu/tree_plugin.h

+0 −6
Original line number Diff line number Diff line
@@ -1815,12 +1815,6 @@ static void zero_cpu_stall_ticks(struct rcu_data *rdp) 
	rdp->softirq_snap = kstat_softirqs_cpu(RCU_SOFTIRQ, smp_processor_id());

}



/* Increment ->ticks_this_gp for all flavors of RCU. */

static void increment_cpu_stall_ticks(void)

{

	raw_cpu_inc(rcu_data.ticks_this_gp);

}



#ifdef CONFIG_RCU_NOCB_CPU



/*

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