From: Valentin Schneider <vschneid@redhat.com>
To: rcu@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: Frederic Weisbecker <frederic@kernel.org>,
"Paul E. McKenney" <paulmck@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Neeraj Upadhyay <quic_neeraju@quicinc.com>,
Joel Fernandes <joel@joelfernandes.org>,
Josh Triplett <josh@joshtriplett.org>,
Boqun Feng <boqun.feng@gmail.com>,
Steven Rostedt <rostedt@goodmis.org>,
Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
Lai Jiangshan <jiangshanlai@gmail.com>,
Zqiang <qiang.zhang1211@gmail.com>
Subject: [PATCH v3 22/25] rcu: Rename rcu_implicit_dynticks_qs() into rcu_implicit_eqs()
Date: Wed, 24 Jul 2024 16:43:22 +0200 [thread overview]
Message-ID: <20240724144325.3307148-23-vschneid@redhat.com> (raw)
In-Reply-To: <20240724144325.3307148-1-vschneid@redhat.com>
The context_tracking.state RCU_DYNTICKS subvariable has been renamed to
RCU_WATCHING, replace "dynticks_qs" into "eqs" to drop the dyntick
reference.
Signed-off-by: Valentin Schneider <vschneid@redhat.com>
---
Documentation/RCU/Design/Memory-Ordering/TreeRCU-dyntick.svg | 2 +-
Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-fqs.svg | 2 +-
Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp.svg | 2 +-
Documentation/RCU/Design/Memory-Ordering/TreeRCU-hotplug.svg | 2 +-
kernel/rcu/tree.c | 4 ++--
5 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/Documentation/RCU/Design/Memory-Ordering/TreeRCU-dyntick.svg b/Documentation/RCU/Design/Memory-Ordering/TreeRCU-dyntick.svg
index 13956baf748ad..ab9707f04e666 100644
--- a/Documentation/RCU/Design/Memory-Ordering/TreeRCU-dyntick.svg
+++ b/Documentation/RCU/Design/Memory-Ordering/TreeRCU-dyntick.svg
@@ -537,7 +537,7 @@
font-style="normal"
y="-8368.1475"
x="2463.3262"
- xml:space="preserve">rcu_implicit_dynticks_qs()</text>
+ xml:space="preserve">rcu_watching_snap_recheck()</text>
</g>
<g
id="g4504"
diff --git a/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-fqs.svg b/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-fqs.svg
index 9de55fbf5be49..e17c3356041aa 100644
--- a/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-fqs.svg
+++ b/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-fqs.svg
@@ -899,7 +899,7 @@
font-style="normal"
y="1858.8729"
x="4414.1836"
- xml:space="preserve">rcu_implicit_dynticks_qs()</text>
+ xml:space="preserve">rcu_watching_snap_recheck()</text>
<text
xml:space="preserve"
x="14659.87"
diff --git a/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp.svg b/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp.svg
index 286a098b9c42f..c43e1ec10774b 100644
--- a/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp.svg
+++ b/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp.svg
@@ -3029,7 +3029,7 @@
font-style="normal"
y="38425.035"
x="-337.79462"
- xml:space="preserve">rcu_implicit_dynticks_qs()</text>
+ xml:space="preserve">rcu_watching_snap_recheck()</text>
<text
xml:space="preserve"
x="9907.8887"
diff --git a/Documentation/RCU/Design/Memory-Ordering/TreeRCU-hotplug.svg b/Documentation/RCU/Design/Memory-Ordering/TreeRCU-hotplug.svg
index bab69a15c9c22..a92356ce40110 100644
--- a/Documentation/RCU/Design/Memory-Ordering/TreeRCU-hotplug.svg
+++ b/Documentation/RCU/Design/Memory-Ordering/TreeRCU-hotplug.svg
@@ -525,7 +525,7 @@
font-style="normal"
y="-8368.1475"
x="2463.3262"
- xml:space="preserve">rcu_implicit_dynticks_qs()</text>
+ xml:space="preserve">rcu_watching_snap_recheck()</text>
<text
sodipodi:linespacing="125%"
style="font-size:192px;font-style:normal;font-weight:bold;line-height:125%;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier"
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
index e43d4e1ac4e18..3c607e45532bd 100644
--- a/kernel/rcu/tree.c
+++ b/kernel/rcu/tree.c
@@ -798,7 +798,7 @@ static int rcu_watching_snap_save(struct rcu_data *rdp)
*
* Returns zero otherwise.
*/
-static int rcu_implicit_dynticks_qs(struct rcu_data *rdp)
+static int rcu_watching_snap_recheck(struct rcu_data *rdp)
{
unsigned long jtsq;
int ret = 0;
@@ -1987,7 +1987,7 @@ static void rcu_gp_fqs(bool first_time)
force_qs_rnp(rcu_watching_snap_save);
} else {
/* Handle dyntick-idle and offline CPUs. */
- force_qs_rnp(rcu_implicit_dynticks_qs);
+ force_qs_rnp(rcu_watching_snap_recheck);
}
/* Clear flag to prevent immediate re-entry. */
if (READ_ONCE(rcu_state.gp_flags) & RCU_GP_FLAG_FQS) {
--
2.43.0
next prev parent reply other threads:[~2024-07-24 14:46 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-24 14:43 [PATCH v3 00/25] context_tracking, rcu: Spring cleaning of dynticks references Valentin Schneider
2024-07-24 14:43 ` [PATCH v3 01/25] treewide: context_tracking: Rename CONTEXT_* into CT_STATE_* Valentin Schneider
2024-07-26 17:41 ` Thomas Gleixner
2024-07-24 14:43 ` [PATCH v3 02/25] context_tracking, rcu: Rename RCU_DYNTICKS_IDX into CT_RCU_WATCHING Valentin Schneider
2024-07-26 17:43 ` Thomas Gleixner
2024-07-24 14:43 ` [PATCH v3 03/25] context_tracking, rcu: Rename ct_dynticks() into ct_rcu_watching() Valentin Schneider
2024-07-24 14:43 ` [PATCH v3 04/25] context_tracking, rcu: Rename ct_dynticks_cpu() into ct_rcu_watching_cpu() Valentin Schneider
2024-07-24 14:43 ` [PATCH v3 05/25] context_tracking, rcu: Rename ct_dynticks_cpu_acquire() into ct_rcu_watching_cpu_acquire() Valentin Schneider
2024-07-24 20:20 ` Frederic Weisbecker
2024-07-24 14:43 ` [PATCH v3 06/25] context_tracking, rcu: Rename struct context_tracking .dynticks_nesting into .nesting Valentin Schneider
2024-07-24 14:43 ` [PATCH v3 07/25] context_tracking, rcu: Rename ct_dynticks_nesting() into ct_nesting() Valentin Schneider
2024-07-24 14:43 ` [PATCH v3 08/25] context_tracking, rcu: Rename ct_dynticks_nesting_cpu() into ct_nesting_cpu() Valentin Schneider
2024-07-24 14:43 ` [PATCH v3 09/25] context_tracking, rcu: Rename struct context_tracking .dynticks_nmi_nesting into .nmi_nesting Valentin Schneider
2024-07-24 14:43 ` [PATCH v3 10/25] context_tracking, rcu: Rename ct_dynticks_nmi_nesting() into ct_nmi_nesting() Valentin Schneider
2024-07-24 14:43 ` [PATCH v3 11/25] context_tracking, rcu: Rename ct_dynticks_nmi_nesting_cpu() into ct_nmi_nesting_cpu() Valentin Schneider
2024-07-24 14:43 ` [PATCH v3 12/25] context_tracking, rcu: Rename DYNTICK_IRQ_NONIDLE into CT_NESTING_IRQ_NONIDLE Valentin Schneider
2024-07-24 14:43 ` [PATCH v3 13/25] context_tracking, rcu: Rename rcu_dynticks_task*() into rcu_task*() Valentin Schneider
2024-07-25 14:32 ` RCU-Task[-Trace] VS EQS (was Re: [PATCH v3 13/25] context_tracking, rcu: Rename rcu_dynticks_task*() into rcu_task*()) Frederic Weisbecker
2024-07-30 14:23 ` Paul E. McKenney
2024-07-30 22:17 ` Frederic Weisbecker
2024-07-30 22:39 ` Paul E. McKenney
2024-07-31 12:28 ` Frederic Weisbecker
2024-08-03 4:32 ` Paul E. McKenney
2024-08-05 9:01 ` Peter Zijlstra
2024-08-05 12:18 ` Frederic Weisbecker
2024-08-05 13:26 ` Frederic Weisbecker
2024-08-05 17:04 ` Paul E. McKenney
2024-07-31 16:07 ` [PATCH v3 13/25] context_tracking, rcu: Rename rcu_dynticks_task*() into rcu_task*() Frederic Weisbecker
2024-08-14 12:06 ` Neeraj Upadhyay
2024-08-15 14:14 ` Frederic Weisbecker
2024-08-16 10:19 ` Valentin Schneider
2024-07-24 14:43 ` [PATCH v3 14/25] context_tracking, rcu: Rename rcu_dynticks_curr_cpu_in_eqs() into rcu_watching_curr_cpu() Valentin Schneider
2024-07-25 12:10 ` Frederic Weisbecker
2024-07-25 14:46 ` Valentin Schneider
2024-07-24 14:43 ` [PATCH v3 15/25] rcu: Rename rcu_dynticks_eqs_online() into rcu_watching_online() Valentin Schneider
2024-07-25 12:12 ` Frederic Weisbecker
2024-07-24 14:43 ` [PATCH v3 16/25] rcu: Rename rcu_dynticks_in_eqs() into rcu_watching_snap_in_eqs() Valentin Schneider
2024-07-24 14:43 ` [PATCH v3 17/25] rcu: Rename rcu_dynticks_in_eqs_since() into rcu_watching_snap_stopped_since() Valentin Schneider
2024-07-25 12:18 ` Frederic Weisbecker
2024-07-24 14:43 ` [PATCH v3 18/25] rcu: Rename rcu_dynticks_zero_in_eqs() into rcu_watching_zero_in_eqs() Valentin Schneider
2024-07-24 14:43 ` [PATCH v3 19/25] rcu: Rename struct rcu_data .dynticks_snap into .watching_snap Valentin Schneider
2024-07-25 12:21 ` Frederic Weisbecker
2024-07-24 14:43 ` [PATCH v3 20/25] rcu: Rename struct rcu_data .exp_dynticks_snap into .exp_watching_snap Valentin Schneider
2024-07-24 14:43 ` [PATCH v3 21/25] rcu: Rename dyntick_save_progress_counter() into rcu_watching_snap_save() Valentin Schneider
2024-07-25 12:24 ` Frederic Weisbecker
2024-07-24 14:43 ` Valentin Schneider [this message]
2024-07-25 12:27 ` [PATCH v3 22/25] rcu: Rename rcu_implicit_dynticks_qs() into rcu_implicit_eqs() Frederic Weisbecker
2024-07-24 14:43 ` [PATCH v3 23/25] rcu: Rename rcu_momentary_dyntick_idle() into rcu_momentary_eqs() Valentin Schneider
2024-07-24 14:43 ` [PATCH v3 24/25] rcu: Update stray documentation references to rcu_dynticks_eqs_{enter, exit}() Valentin Schneider
2024-07-25 12:32 ` Frederic Weisbecker
2024-07-24 14:43 ` [PATCH v3 25/25] context_tracking, rcu: Rename rcu_dyntick trace event into rcu_watching Valentin Schneider
2024-07-25 12:39 ` Frederic Weisbecker
2024-07-25 14:47 ` Valentin Schneider
2024-07-25 15:22 ` [PATCH v3 00/25] context_tracking, rcu: Spring cleaning of dynticks references Neeraj Upadhyay
2024-07-25 16:07 ` Valentin Schneider
2024-07-25 16:44 ` Paul E. McKenney
2024-07-26 14:43 ` Valentin Schneider
2024-07-29 2:42 ` Neeraj Upadhyay
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