Commit 8fd119b6 authored by Paul E. McKenney's avatar Paul E. McKenney
Browse files

rcu: Remove rsp parameter from rcu_check_gp_kthread_starvation() 



There now is only one rcu_state structure in a given build of the
Linux kernel, so there is no need to pass it as a parameter to RCU's
functions.  This commit therefore removes the rsp parameter from
rcu_check_gp_kthread_starvation().

Signed-off-by: default avatarPaul E. McKenney <paulmck@linux.vnet.ibm.com>
parent ad3832e9

kernel/rcu/tree.c

+4 −3
Original line number Diff line number Diff line
@@ -1240,10 +1240,11 @@ static const char *gp_state_getname(short gs) 
/*

 * Complain about starvation of grace-period kthread.

 */

static void rcu_check_gp_kthread_starvation(struct rcu_state *rsp)

static void rcu_check_gp_kthread_starvation(void)

{

	unsigned long gpa;

	unsigned long j;

	struct rcu_state *rsp = &rcu_state;



	j = jiffies;

	gpa = READ_ONCE(rsp->gp_activity);
@@ -1377,7 +1378,7 @@ static void print_other_cpu_stall(struct rcu_state *rsp, unsigned long gp_seq) 
		WRITE_ONCE(rsp->jiffies_stall,

			   jiffies + 3 * rcu_jiffies_till_stall_check() + 3);



	rcu_check_gp_kthread_starvation(rsp);

	rcu_check_gp_kthread_starvation();



	panic_on_rcu_stall();
@@ -1415,7 +1416,7 @@ static void print_cpu_stall(struct rcu_state *rsp) 
		jiffies - rsp->gp_start,

		(long)rcu_seq_current(&rsp->gp_seq), totqlen);



	rcu_check_gp_kthread_starvation(rsp);

	rcu_check_gp_kthread_starvation();



	rcu_dump_cpu_stacks(rsp);