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From:   Alex Deucher <alexdeucher@gmail.com>
Date:   Tue, 19 May 2020 12:06:06 -0400
Message-ID: <CADnq5_N4u5GD+j=RSsTzpdOmZjAKV45aAtN2ffb+cizMcB9ygg@mail.gmail.com>
Subject: Re: [PATCH] drm/amdkfd: Fix boolreturn.cocci warnings
To:     Aishwarya Ramakrishnan <aishwaryarj100@gmail.com>
Cc:     Felix Kuehling <Felix.Kuehling@amd.com>,
        Alex Deucher <alexander.deucher@amd.com>,
        =?UTF-8?Q?Christian_K=C3=B6nig?= <christian.koenig@amd.com>,
        "David (ChunMing) Zhou" <David1.Zhou@amd.com>,
        David Airlie <airlied@linux.ie>,
        Daniel Vetter <daniel@ffwll.ch>,
        amd-gfx list <amd-gfx@lists.freedesktop.org>,
        Maling list - DRI developers 
        <dri-devel@lists.freedesktop.org>,
        LKML <linux-kernel@vger.kernel.org>
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On Mon, May 18, 2020 at 12:37 PM Aishwarya Ramakrishnan
<aishwaryarj100@gmail.com> wrote:
>
> Return statements in functions returning bool should use
> true/false instead of 1/0.
>
> drivers/gpu/drm/amd/amdkfd/kfd_int_process_v9.c:40:9-10:
> WARNING: return of 0/1 in function 'event_interrupt_isr_v9' with return type bool
>
> Generated by: scripts/coccinelle/misc/boolreturn.cocci
>
> Signed-off-by: Aishwarya Ramakrishnan <aishwaryarj100@gmail.com>

Applied.  Thanks!

Alex

> ---
>  drivers/gpu/drm/amd/amdkfd/kfd_int_process_v9.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_int_process_v9.c b/drivers/gpu/drm/amd/amdkfd/kfd_int_process_v9.c
> index e05d75ecda21..fce6ccabe38b 100644
> --- a/drivers/gpu/drm/amd/amdkfd/kfd_int_process_v9.c
> +++ b/drivers/gpu/drm/amd/amdkfd/kfd_int_process_v9.c
> @@ -37,7 +37,7 @@ static bool event_interrupt_isr_v9(struct kfd_dev *dev,
>         vmid = SOC15_VMID_FROM_IH_ENTRY(ih_ring_entry);
>         if (vmid < dev->vm_info.first_vmid_kfd ||
>             vmid > dev->vm_info.last_vmid_kfd)
> -               return 0;
> +               return false;
>
>         source_id = SOC15_SOURCE_ID_FROM_IH_ENTRY(ih_ring_entry);
>         client_id = SOC15_CLIENT_ID_FROM_IH_ENTRY(ih_ring_entry);
> @@ -69,7 +69,7 @@ static bool event_interrupt_isr_v9(struct kfd_dev *dev,
>
>         /* If there is no valid PASID, it's likely a bug */
>         if (WARN_ONCE(pasid == 0, "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).
> --
> 2.17.1
>
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