diff options
| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2018-07-03 17:22:34 -0700 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2018-08-30 16:03:03 -0700 |
| commit | 22212332c1f37da35e0d841b1e06421a4956e1ea (patch) | |
| tree | e9c28d03e6125e12dd650d2da350d75c25dbdb78 | |
| parent | 15cabdffbbf629f2588612f092bdb37dfa16cc79 (diff) | |
rcu: Remove rsp parameter from rcu_gp_slow()
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_gp_slow().
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
| -rw-r--r-- | kernel/rcu/tree.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c index 9189f7c70df5..29121629c004 100644 --- a/kernel/rcu/tree.c +++ b/kernel/rcu/tree.c @@ -1821,10 +1821,10 @@ static void note_gp_changes(struct rcu_data *rdp) rcu_gp_kthread_wake(); } -static void rcu_gp_slow(struct rcu_state *rsp, int delay) +static void rcu_gp_slow(int delay) { if (delay > 0 && - !(rcu_seq_ctr(rsp->gp_seq) % + !(rcu_seq_ctr(rcu_state.gp_seq) % (rcu_num_nodes * PER_RCU_NODE_PERIOD * delay))) schedule_timeout_uninterruptible(delay); } @@ -1917,7 +1917,7 @@ static bool rcu_gp_init(struct rcu_state *rsp) raw_spin_unlock_irq_rcu_node(rnp); spin_unlock(&rsp->ofl_lock); } - rcu_gp_slow(rsp, gp_preinit_delay); /* Races with CPU hotplug. */ + rcu_gp_slow(gp_preinit_delay); /* Races with CPU hotplug. */ /* * Set the quiescent-state-needed bits in all the rcu_node @@ -1933,7 +1933,7 @@ static bool rcu_gp_init(struct rcu_state *rsp) */ rsp->gp_state = RCU_GP_INIT; rcu_for_each_node_breadth_first(rsp, rnp) { - rcu_gp_slow(rsp, gp_init_delay); + rcu_gp_slow(gp_init_delay); raw_spin_lock_irqsave_rcu_node(rnp, flags); rdp = this_cpu_ptr(&rcu_data); rcu_preempt_check_blocked_tasks(rsp, rnp); @@ -2059,7 +2059,7 @@ static void rcu_gp_cleanup(struct rcu_state *rsp) rcu_nocb_gp_cleanup(sq); cond_resched_tasks_rcu_qs(); WRITE_ONCE(rsp->gp_activity, jiffies); - rcu_gp_slow(rsp, gp_cleanup_delay); + rcu_gp_slow(gp_cleanup_delay); } rnp = rcu_get_root(); raw_spin_lock_irq_rcu_node(rnp); /* GP before rsp->gp_seq update. */ |