linux-kernel - RE: [PATCH] drm/amdkfd: Use true and false for boolean values

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Date:   Tue, 7 Aug 2018 10:27:01 +0000
From:   "Russell, Kent" <Kent.Russell@....com>
To:     "Huang, Ray" <Ray.Huang@....com>,
        "Gustavo A. R. Silva" <gustavo@...eddedor.com>,
        "Kuehling, Felix" <Felix.Kuehling@....com>
CC:     Oded Gabbay <oded.gabbay@...il.com>,
        "Zhou, David(ChunMing)" <David1.Zhou@....com>,
        David Airlie <airlied@...ux.ie>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "amd-gfx@...ts.freedesktop.org" <amd-gfx@...ts.freedesktop.org>,
        "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
        "Deucher, Alexander" <Alexander.Deucher@....com>,
        "Koenig, Christian" <Christian.Koenig@....com>
Subject: RE: [PATCH] drm/amdkfd: Use true and false for boolean values

Thanks for that!
Reviewed-by: Kent Russell <kent.russell@....com>

-----Original Message-----
From: amd-gfx <amd-gfx-bounces@...ts.freedesktop.org> On Behalf Of Huang Rui
Sent: Tuesday, August 07, 2018 1:28 AM
To: Gustavo A. R. Silva <gustavo@...eddedor.com>; Kuehling, Felix <Felix.Kuehling@....com>
Cc: Oded Gabbay <oded.gabbay@...il.com>; Zhou, David(ChunMing) <David1.Zhou@....com>; David Airlie <airlied@...ux.ie>; linux-kernel@...r.kernel.org; amd-gfx@...ts.freedesktop.org; dri-devel@...ts.freedesktop.org; Deucher, Alexander <Alexander.Deucher@....com>; Koenig, Christian <Christian.Koenig@....com>
Subject: Re: [PATCH] drm/amdkfd: Use true and false for boolean values

On Sat, Aug 04, 2018 at 07:27:02PM -0500, Gustavo A. R. Silva wrote:
> Return statements in functions returning bool should use true or false 
> instead of an integer value.
> 
> This code was detected with the help of Coccinelle.
> 
> Signed-off-by: Gustavo A. R. Silva <gustavo@...eddedor.com>

Looks good for me.
Reviewed-by: Huang Rui <ray.huang@....com>

Add Felix for his awareness.

> ---
>  drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c 
> b/drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c
> index 5d2475d..16af9d1 100644
> --- a/drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c
> +++ b/drivers/gpu/drm/amd/amdkfd/cik_event_interrupt.c
> @@ -62,12 +62,12 @@ static bool cik_event_interrupt_isr(struct kfd_dev *dev,
>  	vmid  = (ihre->ring_id & 0x0000ff00) >> 8;
>  	if (vmid < dev->vm_info.first_vmid_kfd ||
>  	    vmid > dev->vm_info.last_vmid_kfd)
> -		return 0;
> +		return false;
>  
>  	/* If there is no valid PASID, it's likely a firmware bug */
>  	pasid = (ihre->ring_id & 0xffff0000) >> 16;
>  	if (WARN_ONCE(pasid == 0, "FW bug: No PASID in KFD interrupt"))
> -		return 0;
> +		return false;
>  
>  	/* Interrupt types we care about: various signals and faults.
>  	 * They will be forwarded to a work queue (see below).
> --
> 2.7.4
> 
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> amd-gfx@...ts.freedesktop.org
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