linux-kernel - Re: [PATCH v9 5/7] rcu/segcblist: Remove useless rcupdate.h include

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Date:   Thu, 5 Nov 2020 06:28:10 -0800
From:   "Paul E. McKenney" <paulmck@...nel.org>
To:     "Joel Fernandes (Google)" <joel@...lfernandes.org>
Cc:     linux-kernel@...r.kernel.org,
        Josh Triplett <josh@...htriplett.org>,
        Lai Jiangshan <jiangshanlai@...il.com>,
        Marco Elver <elver@...gle.com>,
        Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
        rcu@...r.kernel.org, Steven Rostedt <rostedt@...dmis.org>,
        "Uladzislau Rezki (Sony)" <urezki@...il.com>, fweisbec@...il.com,
        neeraj.iitr10@...il.com
Subject: Re: [PATCH v9 5/7] rcu/segcblist: Remove useless rcupdate.h include

On Wed, Nov 04, 2020 at 07:48:23PM -0800, Paul E. McKenney wrote:
> On Tue, Nov 03, 2020 at 09:26:01AM -0500, Joel Fernandes (Google) wrote:
> > Signed-off-by: Joel Fernandes (Google) <joel@...lfernandes.org>
> 
> This one looks fine, but depends on the earlier "rcu/segcblist: Add
> counters to segcblist datastructure" patch, which also changes the list
> of #include directives for this file.  It manages to avoid conflicting
> with "rcu/trace: Add tracing for how segcb list changes", despite this
> one also changing the #include directives.
> 
> I am testing it just out of curiosity, but it might make more sense
> to fold this one into "rcu/segcblist: Add counters to segcblist
> datastructure".

And it does pass light rcutorture.  ;-)

							Thanx, Paul

> > ---
> >  kernel/rcu/rcu_segcblist.c | 1 -
> >  1 file changed, 1 deletion(-)
> > 
> > diff --git a/kernel/rcu/rcu_segcblist.c b/kernel/rcu/rcu_segcblist.c
> > index 2a03949d0b82..e9e72d72f7a6 100644
> > --- a/kernel/rcu/rcu_segcblist.c
> > +++ b/kernel/rcu/rcu_segcblist.c
> > @@ -10,7 +10,6 @@
> >  #include <linux/cpu.h>
> >  #include <linux/interrupt.h>
> >  #include <linux/kernel.h>
> > -#include <linux/rcupdate.h>
> >  #include <linux/types.h>
> >  
> >  #include "rcu_segcblist.h"
> > -- 
> > 2.29.1.341.ge80a0c044ae-goog
> >