linux-kernel - Re: [PATCH 0/3] vc04_services: Promote bool usage

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Message-ID: <Y3dGpMLmXxFicE0e@kadam>
Date:   Fri, 18 Nov 2022 11:47:32 +0300
From:   Dan Carpenter <error27@...il.com>
To:     Stefan Wahren <stefan.wahren@...e.com>
Cc:     Dave Stevenson <dave.stevenson@...pberrypi.com>,
        kieran.bingham@...asonboard.com,
        Mauro Carvalho Chehab <mchehab+samsung@...nel.org>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        linux-kernel@...r.kernel.org, linux-rpi-kernel@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org,
        Umang Jain <umang.jain@...asonboard.com>,
        Ray Jui <rjui@...adcom.com>,
        Broadcom internal kernel review list 
        <bcm-kernel-feedback-list@...adcom.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-staging@...ts.linux.dev
Subject: Re: [PATCH 0/3] vc04_services: Promote bool usage

On Thu, Nov 17, 2022 at 07:11:41PM +0100, Stefan Wahren wrote:
> Hi Dave,
> 
> Am 17.11.22 um 17:00 schrieb Umang Jain:
> > In commit 7967656ffbfa ("coding-style: Clarify the expectations around
> > bool") the check to dis-allow bool structure members was removed from
> > checkpatch.pl. It promotes bool structure members to store boolean
> > values. This enhances code readability.
> > 
> > Umang Jain (3):
> >    Revert "staging: mmal-vchiq: Avoid use of bool in structures"
> >    vc04_services: mmal-vchiq: Use bool for vchiq_mmal_component.in_use
> >    vc04_services: bcm2835-camera: Use bool values for
> >      mmal_fmt.remove_padding
> > 
> >   .../bcm2835-camera/bcm2835-camera.c           | 30 +++++++++----------
> >   .../vc04_services/vchiq-mmal/mmal-vchiq.c     | 18 +++++------
> >   .../vc04_services/vchiq-mmal/mmal-vchiq.h     |  6 ++--
> could you please check these changes to be safe? I'm not sure that the
> affected declarations are really internal. I'm afraid this might affect
> firmware or userspace.

The structs have a bunch of kernel pointers in them so hopefully they
are internal.  Otherwise we have a different sort of problem.

regards,
dan carpenter