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rcu: Remove rsp parameter from note_gp_changes()

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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
note_gp_changes().

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 c7e48f7ba3
commit 15cabdffbb
2 changed files with 4 additions and 4 deletions
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6
kernel/rcu/tree.c
View file

@ -1801,7 +1801,7 @@ static bool __note_gp_changes(struct rcu_node *rnp, struct rcu_data *rdp)
return ret;
}
static void note_gp_changes(struct rcu_state *rsp, struct rcu_data *rdp)
static void note_gp_changes(struct rcu_data *rdp)
{
unsigned long flags;
bool needwake;
@ -2375,7 +2375,7 @@ static void
rcu_check_quiescent_state(struct rcu_state *rsp, struct rcu_data *rdp)
{
/* Check for grace-period ends and beginnings. */
note_gp_changes(rsp, rdp);
note_gp_changes(rdp);
/*
* Does this CPU still need to do its part for current grace period?
@ -2840,7 +2840,7 @@ static void __call_rcu_core(struct rcu_state *rsp, struct rcu_data *rdp,
rdp->qlen_last_fqs_check + qhimark)) {
/* Are we ignoring a completed grace period? */
note_gp_changes(rsp, rdp);
note_gp_changes(rdp);
/* Start a new grace period if one not already started. */
if (!rcu_gp_in_progress()) {

2
kernel/rcu/tree_plugin.h
View file

@ -1586,7 +1586,7 @@ static bool __maybe_unused rcu_try_advance_all_cbs(void)
rcu_seq_current(&rnp->gp_seq)) ||
unlikely(READ_ONCE(rdp->gpwrap))) &&
rcu_segcblist_pend_cbs(&rdp->cblist))
note_gp_changes(rsp, rdp);
note_gp_changes(rdp);
if (rcu_segcblist_ready_cbs(&rdp->cblist))
cbs_ready = true;