linux-kernel - Re: [v3 PATCH 1/2] lockdep: Split header file into lockdep and lockdep

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Date:   Thu, 18 Jun 2020 16:37:35 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Petr Mladek <pmladek@...e.com>
Cc:     Herbert Xu <herbert@...dor.apana.org.au>,
        Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Ingo Molnar <mingo@...hat.com>, Will Deacon <will@...nel.org>,
        Heiko Carstens <heiko.carstens@...ibm.com>,
        Vasily Gorbik <gor@...ux.ibm.com>,
        Christian Borntraeger <borntraeger@...ibm.com>,
        linux-s390@...r.kernel.org
Subject: Re: [v3 PATCH 1/2] lockdep: Split header file into lockdep and
 lockdep_types

On Wed, Jun 17, 2020 at 02:24:50PM +0200, Petr Mladek wrote:
> On Wed 2020-06-17 10:24:59, Peter Zijlstra wrote:
> > On Wed, Jun 17, 2020 at 05:17:19PM +1000, Herbert Xu wrote:
> > > There is a header file inclusion loop between asm-generic/bug.h
> > > and linux/kernel.h.  This causes potential compile failurs depending
> > > on the which file is included first.  One way of breaking this loop
> > > is to stop spinlock_types.h from including lockdep.h.  This patch
> > > splits lockdep.h into two files for this purpose.
> > > 
> > > Signed-off-by: Herbert Xu <herbert@...dor.apana.org.au>
> > > Reviewed-by: Andy Shevchenko <andy.shevchenko@...il.com>
> > > Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky@...il.com>
> > > Acked-by: Petr Mladek <pmladek@...e.com>
> > > Acked-by: Steven Rostedt (VMware) <rostedt@...dmis.org>
> > 
> > Looks good.
> > 
> > Petr, how about I stick this in tip/locking/header for us both to share?
> 
> Sure. Sounds good to me.

OK, done. tip/locking/header should contain just this patch, and that
branch also got merged into tip/locking/core.