linux-kernel - Re: [PATCH] driver core: mark remaining local bus

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Message-ID: <2023121943-slather-collide-f61c@gregkh>
Date: Tue, 19 Dec 2023 19:13:03 +0100
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: "Ertman, David M" <david.m.ertman@...el.com>
Cc: "rafael@...nel.org" <rafael@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Weiny, Ira" <ira.weiny@...el.com>,
	William Breathitt Gray <william.gray@...aro.org>,
	David Hildenbrand <david@...hat.com>,
	Oscar Salvador <osalvador@...e.de>,
	Kevin Hilman <khilman@...nel.org>,
	Ulf Hansson <ulf.hansson@...aro.org>,
	"Brown, Len" <len.brown@...el.com>
Subject: Re: [PATCH] driver core: mark remaining local bus_type variables as
 const

On Tue, Dec 19, 2023 at 06:02:33PM +0000, Ertman, David M wrote:
> > -----Original Message-----
> > From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> > Sent: Tuesday, December 19, 2023 7:35 AM
> > To: rafael@...nel.org; linux-kernel@...r.kernel.org
> > Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>; Ertman, David M
> > <david.m.ertman@...el.com>; Weiny, Ira <ira.weiny@...el.com>; William
> > Breathitt Gray <william.gray@...aro.org>; David Hildenbrand
> > <david@...hat.com>; Oscar Salvador <osalvador@...e.de>; Kevin Hilman
> > <khilman@...nel.org>; Ulf Hansson <ulf.hansson@...aro.org>; Brown, Len
> > <len.brown@...el.com>
> > Subject: [PATCH] driver core: mark remaining local bus_type variables as
> > const
> > 
> > Now that the driver core can properly handle constant struct bus_type,
> > change the local driver core bus_type variables to be a constant
> > structure as well, placing them into read-only memory which can not be
> > modified at runtime.
> > 
> > Cc: Dave Ertman <david.m.ertman@...el.com>
> > Cc: Ira Weiny <ira.weiny@...el.com>
> > Cc: "Rafael J. Wysocki" <rafael@...nel.org>
> > Cc: William Breathitt Gray <william.gray@...aro.org>
> > Cc: David Hildenbrand <david@...hat.com>
> > Cc: Oscar Salvador <osalvador@...e.de>
> > Cc: Kevin Hilman <khilman@...nel.org>
> > Cc: Ulf Hansson <ulf.hansson@...aro.org>
> > Cc: Len Brown <len.brown@...el.com>
> > Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> > ---
> >  drivers/base/auxiliary.c    | 2 +-
> >  drivers/base/isa.c          | 2 +-
> >  drivers/base/memory.c       | 2 +-
> >  drivers/base/node.c         | 2 +-
> >  drivers/base/power/domain.c | 2 +-
> >  drivers/base/soc.c          | 2 +-
> >  6 files changed, 6 insertions(+), 6 deletions(-)
> > 
> > diff --git a/drivers/base/auxiliary.c b/drivers/base/auxiliary.c
> > index 4d4c2c8d26c4..d3a2c40c2f12 100644
> > --- a/drivers/base/auxiliary.c
> > +++ b/drivers/base/auxiliary.c
> > @@ -244,7 +244,7 @@ static void auxiliary_bus_shutdown(struct device
> > *dev)
> >  		auxdrv->shutdown(auxdev);
> >  }
> > 
> > -static struct bus_type auxiliary_bus_type = {
> > +static const struct bus_type auxiliary_bus_type = {
> >  	.name = "auxiliary",
> >  	.probe = auxiliary_bus_probe,
> >  	.remove = auxiliary_bus_remove,
> > diff --git a/drivers/base/isa.c b/drivers/base/isa.c
> > index 675ad3139224..e23d0b49a793 100644
> > --- a/drivers/base/isa.c
> > +++ b/drivers/base/isa.c
> 
> LGTM - ACK

So, is that an "Acked-by:" type response?  We need something standard
for our tools to pick up...

thanks,

greg k-h