From: neeraj.upadhyay@kernel.org
To: rcu@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, kernel-team@meta.com,
rostedt@goodmis.org, paulmck@kernel.org,
neeraj.upadhyay@kernel.org, neeraj.upadhyay@amd.com,
boqun.feng@gmail.com, joel@joelfernandes.org, urezki@gmail.com,
frederic@kernel.org, Valentin Schneider <vschneid@redhat.com>
Subject: [PATCH rcu 15/26] rcu: Rename rcu_dynticks_eqs_online() into rcu_watching_online()
Date: Fri, 16 Aug 2024 09:32:30 +0530 [thread overview]
Message-ID: <20240816040241.17776-15-neeraj.upadhyay@kernel.org> (raw)
In-Reply-To: <20240816040030.GA16986@neeraj.linux>
From: Valentin Schneider <vschneid@redhat.com>
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@redhat.com>
Reviewed-by: Frederic Weisbecker <frederic@kernel.org>
Signed-off-by: Neeraj Upadhyay <neeraj.upadhyay@kernel.org>
---
kernel/rcu/tree.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
index 68eca7d3fdd1..47ec9f2daaed 100644
--- a/kernel/rcu/tree.c
+++ b/kernel/rcu/tree.c
@@ -283,16 +283,16 @@ void rcu_softirq_qs(void)
}
/*
- * Reset the current CPU's ->dynticks counter to indicate that the
+ * Reset the current CPU's RCU_WATCHING counter to indicate that the
* newly onlined CPU is no longer in an extended quiescent state.
* This will either leave the counter unchanged, or increment it
* to the next non-quiescent value.
*
* The non-atomic test/increment sequence works because the upper bits
- * of the ->dynticks counter are manipulated only by the corresponding CPU,
+ * of the ->state variable are manipulated only by the corresponding CPU,
* or when the corresponding CPU is offline.
*/
-static void rcu_dynticks_eqs_online(void)
+static void rcu_watching_online(void)
{
if (ct_rcu_watching() & CT_RCU_WATCHING)
return;
@@ -5058,7 +5058,7 @@ void rcutree_report_cpu_starting(unsigned int cpu)
rnp = rdp->mynode;
mask = rdp->grpmask;
arch_spin_lock(&rcu_state.ofl_lock);
- rcu_dynticks_eqs_online();
+ rcu_watching_online();
raw_spin_lock(&rcu_state.barrier_lock);
raw_spin_lock_rcu_node(rnp);
WRITE_ONCE(rnp->qsmaskinitnext, rnp->qsmaskinitnext | mask);
--
2.40.1
next prev parent reply other threads:[~2024-08-16 4:05 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-16 4:00 [PATCH rcu 0/26] Context tracking updates for v6.12 Neeraj Upadhyay
2024-08-16 4:02 ` [PATCH rcu 01/26] treewide: context_tracking: Rename CONTEXT_* into CT_STATE_* neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 02/26] context_tracking, rcu: Rename RCU_DYNTICKS_IDX into CT_RCU_WATCHING neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 03/26] context_tracking, rcu: Rename ct_dynticks() into ct_rcu_watching() neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 04/26] context_tracking, rcu: Rename ct_dynticks_cpu() into ct_rcu_watching_cpu() neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 05/26] context_tracking, rcu: Rename ct_dynticks_cpu_acquire() into ct_rcu_watching_cpu_acquire() neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 06/26] context_tracking, rcu: Rename struct context_tracking .dynticks_nesting into .nesting neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 07/26] context_tracking, rcu: Rename ct_dynticks_nesting() into ct_nesting() neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 08/26] context_tracking, rcu: Rename ct_dynticks_nesting_cpu() into ct_nesting_cpu() neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 09/26] context_tracking, rcu: Rename struct context_tracking .dynticks_nmi_nesting into .nmi_nesting neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 10/26] context_tracking, rcu: Rename ct_dynticks_nmi_nesting() into ct_nmi_nesting() neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 11/26] context_tracking, rcu: Rename ct_dynticks_nmi_nesting_cpu() into ct_nmi_nesting_cpu() neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 12/26] context_tracking, rcu: Rename DYNTICK_IRQ_NONIDLE into CT_NESTING_IRQ_NONIDLE neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 13/26] context_tracking, rcu: Rename rcu_dynticks_task*() into rcu_task*() neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 14/26] context_tracking, rcu: Rename rcu_dynticks_curr_cpu_in_eqs() into rcu_is_watching_curr_cpu() neeraj.upadhyay
2024-08-16 4:02 ` neeraj.upadhyay [this message]
2024-08-16 4:02 ` [PATCH rcu 16/26] rcu: Rename rcu_dynticks_in_eqs() into rcu_watching_snap_in_eqs() neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 17/26] rcu: Rename rcu_dynticks_in_eqs_since() into rcu_watching_snap_stopped_since() neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 18/26] rcu: Rename rcu_dynticks_zero_in_eqs() into rcu_watching_zero_in_eqs() neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 19/26] rcu: Rename struct rcu_data .dynticks_snap into .watching_snap neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 20/26] rcu: Rename struct rcu_data .exp_dynticks_snap into .exp_watching_snap neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 21/26] rcu: Rename dyntick_save_progress_counter() into rcu_watching_snap_save() neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 22/26] rcu: Rename rcu_implicit_dynticks_qs() into rcu_watching_snap_recheck() neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 23/26] rcu: Rename rcu_momentary_dyntick_idle() into rcu_momentary_eqs() neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 24/26] rcu: Update stray documentation references to rcu_dynticks_eqs_{enter, exit}() neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 25/26] context_tracking, rcu: Rename rcu_dyntick trace event into rcu_watching neeraj.upadhyay
2024-08-16 4:02 ` [PATCH rcu 26/26] context_tracking: Tag context_tracking_enabled_this_cpu() __always_inline neeraj.upadhyay
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