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From: Uladzislau Rezki <urezki@gmail.com>
To: Neeraj Upadhyay <Neeraj.Upadhyay@amd.com>
Cc: Uladzislau Rezki <urezki@gmail.com>,
	"Paul E . McKenney" <paulmck@kernel.org>,
	Joel Fernandes <joel@joelfernandes.org>,
	RCU <rcu@vger.kernel.org>, LKML <linux-kernel@vger.kernel.org>,
	Frederic Weisbecker <frederic@kernel.org>,
	Joel Fernandes <joelagnelf@nvidia.com>
Subject: Re: [PATCH v3 2/2] Documentation/kernel-parameters: Update rcu_normal_wake_from_gp doc
Date: Mon, 7 Jul 2025 15:15:45 +0200	[thread overview]
Message-ID: <aGvIgTdZhUC6sKy7@pc636> (raw)
In-Reply-To: <fee9ae77-2d10-47d2-9fb6-ea6a1f850dd4@amd.com>

On Mon, Jul 07, 2025 at 09:19:38AM +0530, Neeraj Upadhyay wrote:
> 
> 
> On 7/3/2025 9:06 PM, Uladzislau Rezki wrote:
> > On Wed, Jul 02, 2025 at 04:59:37PM +0200, Uladzislau Rezki (Sony) wrote:
> >> Update the documentation about rcu_normal_wake_from_gp parameter.
> >>
> >> Reviewed-by: Joel Fernandes <joelagnelf@nvidia.com>
> >> Signed-off-by: Uladzislau Rezki (Sony) <urezki@gmail.com>
> >> ---
> >>  Documentation/admin-guide/kernel-parameters.txt | 3 ++-
> >>  1 file changed, 2 insertions(+), 1 deletion(-)
> >>
> >> diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
> >> index f1f2c0874da9..f7e4bee2b823 100644
> >> --- a/Documentation/admin-guide/kernel-parameters.txt
> >> +++ b/Documentation/admin-guide/kernel-parameters.txt
> >> @@ -5485,7 +5485,8 @@
> >>  			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 and it is not explicitly
> >> +			disabled by the boot parameter passing 0.
> >>  
> >>  	rcuscale.gp_async= [KNL]
> >>  			Measure performance of asynchronous
> >> -- 
> >> 2.39.5
> >>
> > Same this one. Are you planning?
> > 
> 
> Yes, will be including these in the PR for next merge window.
> 
Appreciate it and thank you!

--
Uladzislau Rezki

  reply	other threads:[~2025-07-07 13:15 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-07-02 14:59 [PATCH v3 1/2] rcu: Enable rcu_normal_wake_from_gp on small systems Uladzislau Rezki (Sony)
2025-07-02 14:59 ` [PATCH v3 2/2] Documentation/kernel-parameters: Update rcu_normal_wake_from_gp doc Uladzislau Rezki (Sony)
2025-07-03 15:36   ` Uladzislau Rezki
2025-07-07  3:49     ` Neeraj Upadhyay
2025-07-07 13:15       ` Uladzislau Rezki [this message]
2025-07-03 15:35 ` [PATCH v3 1/2] rcu: Enable rcu_normal_wake_from_gp on small systems Uladzislau Rezki
2025-07-07  3:49   ` Neeraj Upadhyay
2025-07-07 13:15     ` Uladzislau Rezki

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