linux-kernel - Re: [PATCH] rculist: Fix _list_check

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Date:   Tue, 14 Jul 2020 05:10:18 +0530
From:   Madhuparna Bhowmik <madhuparnabhowmik10@...il.com>
To:     "Paul E. McKenney" <paulmck@...nel.org>
Cc:     Madhuparna Bhowmik <madhuparnabhowmik10@...il.com>,
        joel@...lfernandes.org, rcu@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] rculist: Fix _list_check_srcu() macro

On Mon, Jul 13, 2020 at 02:26:24PM -0700, Paul E. McKenney wrote:
> On Tue, Jul 14, 2020 at 02:43:16AM +0530, Madhuparna Bhowmik wrote:
> > On Mon, Jul 13, 2020 at 02:02:44PM -0700, Paul E. McKenney wrote:
> > > On Mon, Jul 13, 2020 at 11:18:46PM +0530, madhuparnabhowmik10@...il.com wrote:
> > > > From: Madhuparna Bhowmik <madhuparnabhowmik10@...il.com>
> > > > 
> > > > This patch fixes the macro _list_check_srcu() for CONFIG_PROVE_RCU_LIST =
> > > > False.
> > > > 
> > > > Reported-by: kernel test robot <lkp@...el.com>
> > > > Signed-off-by: Madhuparna Bhowmik <madhuparnabhowmik10@...il.com>
> > > 
> > > Thank you, Madhuparna!  I am folding this into your original, but
> > > with lowercase "true".
> > >
> > I am really sorry and thanks for applying this with the correction.
> 
> No worries!  Just thought that I should mention it in case there was
> some subtle reason why TRUE was needed in this case.  ;-)
>
No, it was just a mistake.

Thanks,
Madhuparna

> 							Thanx, Paul
> 
> > > > ---
> > > >  include/linux/rculist.h | 2 +-
> > > >  1 file changed, 1 insertion(+), 1 deletion(-)
> > > > 
> > > > diff --git a/include/linux/rculist.h b/include/linux/rculist.h
> > > > index 516b4feb2682..a435ad62b90b 100644
> > > > --- a/include/linux/rculist.h
> > > > +++ b/include/linux/rculist.h
> > > > @@ -73,7 +73,7 @@ static inline void INIT_LIST_HEAD_RCU(struct list_head *list)
> > > >  #define __list_check_rcu(dummy, cond, extra...)				\
> > > >  	({ check_arg_count_one(extra); })
> > > >  
> > > > -#define __list_check_srcu(cond)
> > > > +#define __list_check_srcu(cond)	TRUE
> > > >  #endif
> > > >  
> > > >  /*
> > > > -- 
> > > > 2.17.1
> > > >