linux-kernel - Re: [PATCH] rcu/tree: consider time a VM was suspended

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Date:   Fri, 21 May 2021 07:01:49 -0700
From:   "Paul E. McKenney" <paulmck@...nel.org>
To:     Sergey Senozhatsky <senozhatsky@...omium.org>
Cc:     Josh Triplett <josh@...htriplett.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
        Lai Jiangshan <jiangshanlai@...il.com>,
        Joel Fernandes <joel@...lfernandes.org>, rcu@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] rcu/tree: consider time a VM was suspended

On Fri, May 21, 2021 at 03:36:01PM +0900, Sergey Senozhatsky wrote:
> On (21/05/16 19:27), Sergey Senozhatsky wrote:
> >  kernel/rcu/tree_stall.h | 18 ++++++++++++++++++
> >  1 file changed, 18 insertions(+)
> > 
> > diff --git a/kernel/rcu/tree_stall.h b/kernel/rcu/tree_stall.h
> > index 59b95cc5cbdf..cb233c79f0bc 100644
> > --- a/kernel/rcu/tree_stall.h
> > +++ b/kernel/rcu/tree_stall.h
> > @@ -7,6 +7,8 @@
> >   * Author: Paul E. McKenney <paulmck@...ux.ibm.com>
> >   */
> >  
> > +#include <asm/kvm_para.h>
> > +
> 
> D'oh, why did I do this...
> 
> Paul, I've a trivial fixup. How do you want to handle it?

I dropped your earlier patch due to the warning and also because it
looked like you might have a different approach.

So please just send the fixed-up patch and I will pull it in and see
how it does.

							Thanx, Paul

> ---
> 
> diff --git a/kernel/rcu/tree_stall.h b/kernel/rcu/tree_stall.h
> index cd815b19740a..b9b52f91e5b8 100644
> --- a/kernel/rcu/tree_stall.h
> +++ b/kernel/rcu/tree_stall.h
> @@ -7,7 +7,7 @@
>   * Author: Paul E. McKenney <paulmck@...ux.ibm.com>
>   */
>  
> -#include <asm/kvm_para.h>
> +#include <linux/kvm_para.h>
>  
>  //////////////////////////////////////////////////////////////////////////////
>  //