linux-kernel - RE: [PATCH 1/1] rcu/rcuscale: Stop kfree_scale_thread thread(s) after unloading rcuscale

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Date:   Fri, 17 Mar 2023 03:29:02 +0000
From:   "Zhuo, Qiuxu" <qiuxu.zhuo@...el.com>
To:     Joel Fernandes <joel@...lfernandes.org>
CC:     "paulmck@...nel.org" <paulmck@...nel.org>,
        Frederic Weisbecker <frederic@...nel.org>,
        Josh Triplett <josh@...htriplett.org>,
        Neeraj Upadhyay <quic_neeraju@...cinc.com>,
        Davidlohr Bueso <dave@...olabs.net>,
        "Steven Rostedt" <rostedt@...dmis.org>,
        Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
        Lai Jiangshan <jiangshanlai@...il.com>,
        "rcu@...r.kernel.org" <rcu@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH 1/1] rcu/rcuscale: Stop kfree_scale_thread thread(s) after
 unloading rcuscale

> From: Joel Fernandes <joel@...lfernandes.org>
> [...]
> > I'm OK with creating a new kernel module for these kfree stuffs, but
> > do we really need to do that?
> 
> If it were me doing this, I would try to split it just because in the long term I
> may have to maintain or deal with it.
> 
> I was also thinking a new scale directory _may_ make sense for performance
> tests.
> 
> kernel/rcu/scaletests/kfree.c
> kernel/rcu/scaletests/core.c
> kernel/rcu/scaletests/ref.c

This looks like really a good constructive suggestion.
But today, please give me a break. ;-).

Thanks!
-Qiuxu

> Or something like that.
> 
> and then maybe putt common code into: kernel/rcu/scaletests/common.c