From: "Uladzislau Rezki (Sony)" <urezki@gmail.com>
To: "Paul E . McKenney" <paulmck@kernel.org>,
Joel Fernandes <joel@joelfernandes.org>,
Neeraj upadhyay <Neeraj.Upadhyay@amd.com>
Cc: RCU <rcu@vger.kernel.org>, LKML <linux-kernel@vger.kernel.org>,
Frederic Weisbecker <frederic@kernel.org>,
Uladzislau Rezki <urezki@gmail.com>,
Oleksiy Avramchenko <oleksiy.avramchenko@sony.com>
Subject: [PATCH 3/3] Documentation/kernel-parameters: Update rcu_normal_wake_from_gp doc
Date: Tue, 10 Jun 2025 19:34:50 +0200 [thread overview]
Message-ID: <20250610173450.107293-3-urezki@gmail.com> (raw)
In-Reply-To: <20250610173450.107293-1-urezki@gmail.com>
Update the documentation about rcu_normal_wake_from_gp parameter.
Signed-off-by: Uladzislau Rezki (Sony) <urezki@gmail.com>
---
Documentation/admin-guide/kernel-parameters.txt | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index f1f2c0874da9..a2c47bdf75cf 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -5485,7 +5485,7 @@
echo 1 > /sys/module/rcutree/parameters/rcu_normal_wake_from_gp
or pass a boot parameter "rcutree.rcu_normal_wake_from_gp=1"
- Default is 0.
+ Default is 1 if num_possible_cpus() <= 16 otherwise 0.
rcuscale.gp_async= [KNL]
Measure performance of asynchronous
--
2.39.5
next prev parent reply other threads:[~2025-06-10 17:34 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-10 17:34 [PATCH 1/3] rcu: Return early if callback is not specified Uladzislau Rezki (Sony)
2025-06-10 17:34 ` [PATCH 2/3] rcu: Enable rcu_normal_wake_from_gp on small systems Uladzislau Rezki (Sony)
2025-06-10 18:34 ` Joel Fernandes
2025-06-11 9:25 ` Uladzislau Rezki
2025-06-10 17:34 ` Uladzislau Rezki (Sony) [this message]
2025-06-10 19:33 ` [PATCH 1/3] rcu: Return early if callback is not specified Joel Fernandes
2025-06-11 9:24 ` Uladzislau Rezki
2025-06-12 17:30 ` Boqun Feng
2025-06-12 17:33 ` Boqun Feng
2025-06-12 17:46 ` Uladzislau Rezki
2025-06-12 21:03 ` Boqun Feng
2025-06-17 2:25 ` Joel Fernandes
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