Re: [PATCH] hv: vmbus: make hv_bus const

From: Ricardo B. Marliere
Date: Mon Feb 05 2024 - 12:33:52 EST


Hi Michael,

On 5 Feb 16:40, Michael Kelley wrote:
> From: Ricardo B. Marliere <ricardo@xxxxxxxxxxxx> Sent: Sunday, February 4, 2024 8:38 AM
> >
>
> NIT: For consistency, we try to use "Drivers: hv: vmbus:" as the prefix on the
> Subject line for patches to vmbus_drv.c.

Thanks for the feedback, I'll keep that in mind in the future. I looked
into a few commits using `git blame` and 'hv: ' seemed to be sufficient.

All the best,
- Ricardo.



>
> Otherwise,
>
> Reviewed-by: Michael Kelley <mhklinux@xxxxxxxxxxx>
>
> > Now that the driver core can properly handle constant struct bus_type,
> > move the hv_bus variable to be a constant structure as well,
> > placing it into read-only memory which can not be modified at runtime.
> >
> > Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> > Suggested-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> > Signed-off-by: Ricardo B. Marliere <ricardo@xxxxxxxxxxxx>
> > ---
> > drivers/hv/vmbus_drv.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c
> > index edbb38f6956b..c4e6d9f1b510 100644
> > --- a/drivers/hv/vmbus_drv.c
> > +++ b/drivers/hv/vmbus_drv.c
> > @@ -988,7 +988,7 @@ static const struct dev_pm_ops vmbus_pm = {
> > };
> >
> > /* The one and only one */
> > -static struct bus_type hv_bus = {
> > +static const struct bus_type hv_bus = {
> > .name = "vmbus",
> > .match = vmbus_match,
> > .shutdown = vmbus_shutdown,
> >
> > ---
> > base-commit: ce9ecca0238b140b88f43859b211c9fdfd8e5b70
> > change-id: 20240204-bus_cleanup-hv-2ca8a4603ebc
> >
> > Best regards,
> > --
> > Ricardo B. Marliere <ricardo@xxxxxxxxxxxx>
> >
>