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Date:   Thu, 30 Aug 2018 11:44:52 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Cc:     linux-kernel@...r.kernel.org, mingo@...nel.org,
        jiangshanlai@...il.com, dipankar@...ibm.com,
        akpm@...ux-foundation.org, mathieu.desnoyers@...icios.com,
        josh@...htriplett.org, tglx@...utronix.de, peterz@...radead.org,
        dhowells@...hat.com, edumazet@...gle.com, fweisbec@...il.com,
        oleg@...hat.com, joel@...lfernandes.org
Subject: Re: [PATCH tip/core/rcu 0/52] Remove rcu_state pointers for
 v4.20/v5.0

On Wed, 29 Aug 2018 21:10:17 -0700
"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com> wrote:

> On Wed, Aug 29, 2018 at 08:22:16PM -0700, Paul E. McKenney wrote:
> > On Wed, Aug 29, 2018 at 10:00:26PM -0400, Steven Rostedt wrote:  
> > > On Wed, 29 Aug 2018 15:38:30 -0700
> > > "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com> wrote:
> > >   
> > > > Hello!
> > > > 
> > > > This commit does RCU-consolidation cleanups that get rid of pointers to
> > > > the sole remaining rcu_state structure:
> > > > 
> > > > 1-40:	Remove the "rsp" parameter from numerous functions, given that
> > > > 	the corresponding argument will always be &rcu_state.  
> > > 
> > > Hmm, couldn't 1-40 have been made into a single patch?  
> > 
> > They could.  I separated them to make finding the inevitable typos easier.
> > But at this point, it is easy enough to squash them together, though.  
> 
> And please see below for what the resulting diff would look like.  Is
> this an improvement?

Somewhat...

> 
> 							Thanx, Paul
> 
> ------------------------------------------------------------------------
> 
> diff --git a/Documentation/RCU/Design/Data-Structures/Data-Structures.html b/Documentation/RCU/Design/Data-Structures/Data-Structures.html
> index f5120a00f511..772c26a3865a 100644
> --- a/Documentation/RCU/Design/Data-Structures/Data-Structures.html
> +++ b/Documentation/RCU/Design/Data-Structures/Data-Structures.html

I would just keep the documentation patches separate.

-- Steve


> @@ -1372,8 +1372,7 @@ that is, if the CPU is currently idle.
>  Accessor Functions</a></h3>
>  
>  <p>The following listing shows the
> -<tt>rcu_get_root()</tt>, <tt>rcu_for_each_node_breadth_first</tt>,
> -<tt>rcu_for_each_nonleaf_node_breadth_first()</tt>, and
> +<tt>rcu_get_root()</tt>, <tt>rcu_for_each_node_breadth_first</tt> and
>  <tt>rcu_for_each_leaf_node()</tt> function and macros:
>  
>  

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