linux-kernel - [PATCH v2 05/27] context_tracking, rcu: Rename ct_dynticks_cpu_acquire() into ct_rcu_watching_cpu

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Message-ID: <20240430091740.1826862-6-vschneid@redhat.com>
Date: Tue, 30 Apr 2024 11:17:09 +0200
From: Valentin Schneider <vschneid@...hat.com>
To: rcu@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Frederic Weisbecker <frederic@...nel.org>,
	"Paul E. McKenney" <paulmck@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Neeraj Upadhyay <quic_neeraju@...cinc.com>,
	Joel Fernandes <joel@...lfernandes.org>,
	Josh Triplett <josh@...htriplett.org>,
	Boqun Feng <boqun.feng@...il.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
	Lai Jiangshan <jiangshanlai@...il.com>,
	Zqiang <qiang.zhang1211@...il.com>
Subject: [PATCH v2 05/27] context_tracking, rcu: Rename ct_dynticks_cpu_acquire() into ct_rcu_watching_cpu_acquire()

The context_tracking.state RCU_DYNTICKS subvariable has been renamed to
RCU_WATCHING, reflect that change in the related helpers.

Signed-off-by: Valentin Schneider <vschneid@...hat.com>
---
 include/linux/context_tracking_state.h | 2 +-
 kernel/rcu/tree.c                      | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/linux/context_tracking_state.h b/include/linux/context_tracking_state.h
index ad5a06a42b4a0..ad6570ffeff3c 100644
--- a/include/linux/context_tracking_state.h
+++ b/include/linux/context_tracking_state.h
@@ -68,7 +68,7 @@ static __always_inline int ct_rcu_watching_cpu(int cpu)
 	return atomic_read(&ct->state) & CT_RCU_WATCHING_MASK;
 }
 
-static __always_inline int ct_dynticks_cpu_acquire(int cpu)
+static __always_inline int ct_rcu_watching_cpu_acquire(int cpu)
 {
 	struct context_tracking *ct = per_cpu_ptr(&context_tracking, cpu);
 
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
index e4295d040cc9b..5f6400a97471b 100644
--- a/kernel/rcu/tree.c
+++ b/kernel/rcu/tree.c
@@ -303,7 +303,7 @@ static void rcu_dynticks_eqs_online(void)
 static int rcu_dynticks_snap(int cpu)
 {
 	smp_mb();  // Fundamental RCU ordering guarantee.
-	return ct_dynticks_cpu_acquire(cpu);
+	return ct_rcu_watching_cpu_acquire(cpu);
 }
 
 /*
-- 
2.43.0