From d40a4f09a448382961fa9b1a2f7d4f34813f0273 Mon Sep 17 00:00:00 2001 From: "Paul E. McKenney" Date: Tue, 8 Mar 2016 14:43:44 -0800 Subject: [PATCH] rcu: Shorten expedited_workdone* to exp_workdone* Just a name change to save a few lines and a bit of typing. Signed-off-by: Paul E. McKenney --- kernel/rcu/tree.c | 8 +++----- kernel/rcu/tree.h | 6 +++--- kernel/rcu/tree_trace.c | 6 +++--- 3 files changed, 9 insertions(+), 11 deletions(-) diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c index 64c2e3288551..89f028767765 100644 --- a/kernel/rcu/tree.c +++ b/kernel/rcu/tree.c @@ -3624,15 +3624,14 @@ static struct rcu_node *exp_funnel_lock(struct rcu_state *rsp, unsigned long s) * can be inexact, as it is just promoting locality and is not * strictly needed for correctness. */ - if (sync_exp_work_done(rsp, NULL, NULL, &rdp->expedited_workdone1, s)) + if (sync_exp_work_done(rsp, NULL, NULL, &rdp->exp_workdone1, s)) return NULL; mutex_lock(&rdp->exp_funnel_mutex); trace_rcu_exp_funnel_lock(rsp->name, rdp->mynode->level + 1, rdp->cpu, rdp->cpu, TPS("acq")); rnp0 = rdp->mynode; for (; rnp0 != NULL; rnp0 = rnp0->parent) { - if (sync_exp_work_done(rsp, rnp1, rdp, - &rdp->expedited_workdone2, s)) + if (sync_exp_work_done(rsp, rnp1, rdp, &rdp->exp_workdone2, s)) return NULL; mutex_lock(&rnp0->exp_funnel_mutex); trace_rcu_exp_funnel_lock(rsp->name, rnp0->level, @@ -3651,8 +3650,7 @@ static struct rcu_node *exp_funnel_lock(struct rcu_state *rsp, unsigned long s) } rnp1 = rnp0; } - if (sync_exp_work_done(rsp, rnp1, rdp, - &rdp->expedited_workdone3, s)) + if (sync_exp_work_done(rsp, rnp1, rdp, &rdp->exp_workdone3, s)) return NULL; return rnp1; } diff --git a/kernel/rcu/tree.h b/kernel/rcu/tree.h index ac9a7b0c36ae..6a8f09446924 100644 --- a/kernel/rcu/tree.h +++ b/kernel/rcu/tree.h @@ -388,9 +388,9 @@ struct rcu_data { struct rcu_head oom_head; #endif /* #ifdef CONFIG_RCU_FAST_NO_HZ */ struct mutex exp_funnel_mutex; - atomic_long_t expedited_workdone1; /* # done by others #1. */ - atomic_long_t expedited_workdone2; /* # done by others #2. */ - atomic_long_t expedited_workdone3; /* # done by others #3. */ + atomic_long_t exp_workdone1; /* # done by others #1. */ + atomic_long_t exp_workdone2; /* # done by others #2. */ + atomic_long_t exp_workdone3; /* # done by others #3. */ /* 7) Callback offloading. */ #ifdef CONFIG_RCU_NOCB_CPU diff --git a/kernel/rcu/tree_trace.c b/kernel/rcu/tree_trace.c index d149c412a4e5..86782f9a4604 100644 --- a/kernel/rcu/tree_trace.c +++ b/kernel/rcu/tree_trace.c @@ -189,9 +189,9 @@ static int show_rcuexp(struct seq_file *m, void *v) for_each_possible_cpu(cpu) { rdp = per_cpu_ptr(rsp->rda, cpu); - s1 += atomic_long_read(&rdp->expedited_workdone1); - s2 += atomic_long_read(&rdp->expedited_workdone2); - s3 += atomic_long_read(&rdp->expedited_workdone3); + s1 += atomic_long_read(&rdp->exp_workdone1); + s2 += atomic_long_read(&rdp->exp_workdone2); + s3 += atomic_long_read(&rdp->exp_workdone3); } seq_printf(m, "s=%lu wd1=%lu wd2=%lu wd3=%lu n=%lu enq=%d sc=%lu\n", rsp->expedited_sequence, s1, s2, s3, -- 2.39.5