linux-kernel - Re: [PATCH -next 0/8] drm/amd/amdgpu: fix comparison pointer to bool warning

Open Source and information security mailing list archives

Date:   Tue, 15 Sep 2020 22:35:49 +0300
From:   Ville Syrjälä <ville.syrjala@...ux.intel.com>
To:     Alex Deucher <alexdeucher@...il.com>
Cc:     Christian König <christian.koenig@....com>,
        yi.zhang@...wei.com, Dave Airlie <airlied@...ux.ie>,
        LKML <linux-kernel@...r.kernel.org>,
        Maling list - DRI developers 
        <dri-devel@...ts.freedesktop.org>,
        Zheng Bin <zhengbin13@...wei.com>,
        amd-gfx list <amd-gfx@...ts.freedesktop.org>,
        "Deucher, Alexander" <alexander.deucher@....com>
Subject: Re: [PATCH -next 0/8] drm/amd/amdgpu: fix comparison pointer to bool
 warning

On Tue, Sep 15, 2020 at 03:16:32PM -0400, Alex Deucher wrote:
> I question the value of these warnings.  Why even have a boolean type
> if you are going to get warnings when you use them...
> That said, applied to avoid getting these patches again and again
> every time someone sees this.

if (this_is_sparta)
if (this_is_sparta == true)
if (this_is_sparta != false)

I think the first one reads the best, and avoids having to
decide between truth and falsehood :)

> 
> Alex
> 
> On Wed, Sep 9, 2020 at 9:21 AM Christian König <christian.koenig@....com> wrote:
> >
> > Acked-by: Christian König <christian.koenig@....com> for the series.
> >
> > Am 09.09.20 um 15:07 schrieb Zheng Bin:
> > > Zheng Bin (8):
> > >    drm/amd/amdgpu: fix comparison pointer to bool warning in gfx_v9_0.c
> > >    drm/amd/amdgpu: fix comparison pointer to bool warning in gfx_v10_0.c
> > >    drm/amd/amdgpu: fix comparison pointer to bool warning in sdma_v5_0.c
> > >    drm/amd/amdgpu: fix comparison pointer to bool warning in sdma_v5_2.c
> > >    drm/amd/amdgpu: fix comparison pointer to bool warning in si.c
> > >    drm/amd/amdgpu: fix comparison pointer to bool warning in uvd_v6_0.c
> > >    drm/amd/amdgpu: fix comparison pointer to bool warning in
> > >      amdgpu_atpx_handler.c
> > >    drm/amd/amdgpu: fix comparison pointer to bool warning in sdma_v4_0.c
> > >
> > >   drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c | 4 ++--
> > >   drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c           | 2 +-
> > >   drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c            | 2 +-
> > >   drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c           | 4 ++--
> > >   drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c           | 2 +-
> > >   drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c           | 2 +-
> > >   drivers/gpu/drm/amd/amdgpu/si.c                  | 2 +-
> > >   drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c            | 4 ++--
> > >   8 files changed, 11 insertions(+), 11 deletions(-)
> > >
> > > --
> > > 2.26.0.106.g9fadedd
> > >
> >
> > _______________________________________________
> > amd-gfx mailing list
> > amd-gfx@...ts.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/amd-gfx
> _______________________________________________
> dri-devel mailing list
> dri-devel@...ts.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

-- 
Ville Syrjälä
Intel

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