linux-kernel - Re: [PATCH 0/6] rcu/nocb: Last prep work before cpuset interface v2

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Message-ID: <20211123172534.iaaagfa4eygfsjew@localhost.localdomain>
Date:   Tue, 23 Nov 2021 17:25:34 +0000
From:   Juri Lelli <juri.lelli@...hat.com>
To:     Frederic Weisbecker <frederic@...nel.org>
Cc:     "Paul E . McKenney" <paulmck@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Uladzislau Rezki <urezki@...il.com>,
        Neeraj Upadhyay <quic_neeraju@...cinc.com>,
        Boqun Feng <boqun.feng@...il.com>,
        Josh Triplett <josh@...htriplett.org>,
        Joel Fernandes <joel@...lfernandes.org>, rcu@...r.kernel.org
Subject: Re: [PATCH 0/6] rcu/nocb: Last prep work before cpuset interface v2

Hi,

On 23/11/21 01:37, Frederic Weisbecker wrote:
> Changes since v1 after Paul's reviews:
> 
> * Clarify why the DEL vs ADD possible race on rdp group list is ok [1/6]
> * Update kernel parameters documentation [5/6]
> * Only create rcuo[sp] kthreads for CPUs that have ever come online [4/6]
> * Consider nohz_full= on changelogs
> 
> git://git.kernel.org/pub/scm/linux/kernel/git/frederic/linux-dynticks.git
> 	rcu/nocb
> 
> HEAD: da51363e5ddf54d6ce9c2cfbab946f8914519290

I run this on RT. It survived rcutorture on different kernel cmdline
configurations and creation of rcuox/N kthreads seemed sane. :)

FWIW, feel free to add

Tested-by: Juri Lelli <juri.lelli@...hat.com>

Thanks for working on this!

Best,
Juri