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rcu: Remove rsp parameter from record_gp_stall_check_time() 

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
record_gp_stall_check_time().

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
This commit is contained in:
Paul E. McKenney 2018-07-03 17:22:34 -07:00
parent 336a4f6c45
commit ad3832e974
1 changed files with 6 additions and 6 deletions
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12
kernel/rcu/tree.c
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@ -1214,17 +1214,17 @@ static int rcu_implicit_dynticks_qs(struct rcu_data *rdp)
return 0;
}
static void record_gp_stall_check_time(struct rcu_state *rsp)
static void record_gp_stall_check_time(void)
{
unsigned long j = jiffies;
unsigned long j1;
rsp->gp_start = j;
rcu_state.gp_start = j;
j1 = rcu_jiffies_till_stall_check();
/* Record ->gp_start before ->jiffies_stall. */
smp_store_release(&rsp->jiffies_stall, j + j1); /* ^^^ */
rsp->jiffies_resched = j + j1 / 2;
rsp->n_force_qs_gpstart = READ_ONCE(rsp->n_force_qs);
smp_store_release(&rcu_state.jiffies_stall, j + j1); /* ^^^ */
rcu_state.jiffies_resched = j + j1 / 2;
rcu_state.n_force_qs_gpstart = READ_ONCE(rcu_state.n_force_qs);
}
/*
@ -1856,7 +1856,7 @@ static bool rcu_gp_init(struct rcu_state *rsp)
}
/* Advance to a new grace period and initialize state. */
record_gp_stall_check_time(rsp);
record_gp_stall_check_time();
/* Record GP times before starting GP, hence rcu_seq_start(). */
rcu_seq_start(&rsp->gp_seq);
trace_rcu_grace_period(rsp->name, rsp->gp_seq, TPS("start"));