rcu: Remove rsp parameter from rcu_future_gp_cleanup()

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_future_gp_cleanup().

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 ea12ff2b7d
commit 3481f2eab0

View file

@ -1622,7 +1622,7 @@ static bool rcu_start_this_gp(struct rcu_node *rnp_start, struct rcu_data *rdp,
* Clean up any old requests for the just-ended grace period. Also return * Clean up any old requests for the just-ended grace period. Also return
* whether any additional grace periods have been requested. * whether any additional grace periods have been requested.
*/ */
static bool rcu_future_gp_cleanup(struct rcu_state *rsp, struct rcu_node *rnp) static bool rcu_future_gp_cleanup(struct rcu_node *rnp)
{ {
bool needmore; bool needmore;
struct rcu_data *rdp = this_cpu_ptr(&rcu_data); struct rcu_data *rdp = this_cpu_ptr(&rcu_data);
@ -2055,7 +2055,7 @@ static void rcu_gp_cleanup(struct rcu_state *rsp)
if (rnp == rdp->mynode) if (rnp == rdp->mynode)
needgp = __note_gp_changes(rsp, rnp, rdp) || needgp; needgp = __note_gp_changes(rsp, rnp, rdp) || needgp;
/* smp_mb() provided by prior unlock-lock pair. */ /* smp_mb() provided by prior unlock-lock pair. */
needgp = rcu_future_gp_cleanup(rsp, rnp) || needgp; needgp = rcu_future_gp_cleanup(rnp) || needgp;
sq = rcu_nocb_gp_get(rnp); sq = rcu_nocb_gp_get(rnp);
raw_spin_unlock_irq_rcu_node(rnp); raw_spin_unlock_irq_rcu_node(rnp);
rcu_nocb_gp_cleanup(sq); rcu_nocb_gp_cleanup(sq);