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Hi Mario,

Thanks for your comments, it was on " origin/amd-staging-drm-next"


Best Regards,
Srini
-----Original Message-----
From: Limonciello, Mario <[email protected]> 
Sent: Thursday, March 23, 2023 6:03 PM
To: SHANMUGAM, SRINIVASAN <[email protected]>; Koenig, Christian 
<[email protected]>; Deucher, Alexander <[email protected]>; Li, 
Candice <[email protected]>; Zhang, Hawking <[email protected]>
Cc: [email protected]
Subject: RE: [PATCH] drm/amd/amdgpu: Fix logic bug in fatal error handling

[Public]



> -----Original Message-----
> From: SHANMUGAM, SRINIVASAN
> <[email protected]>
> Sent: Thursday, March 23, 2023 07:32
> To: Koenig, Christian <[email protected]>; Deucher, Alexander 
> <[email protected]>; Limonciello, Mario 
> <[email protected]>; Li, Candice <[email protected]>; Zhang, 
> Hawking <[email protected]>
> Cc: [email protected]; SHANMUGAM, SRINIVASAN 
> <[email protected]>
> Subject: [PATCH] drm/amd/amdgpu: Fix logic bug in fatal error handling
> 
> CC      drivers/gpu/drm/amd/amdgpu/amdgpu_ras.o
> drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:2567:28: error: bitwise or 
> with non-zero value always evaluates to true 
> [-Werror,-Wtautological-bitwise- compare]
>               if (adev->ras_hw_enabled | AMDGPU_RAS_BLOCK__DF)
>                   ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
> 
> Presumably the author intended to test if AMDGPU_RAS_BLOCK__DF bit was 
> set if ras is enabled, so that's what I'm changing the code to. 
> Hopefully to do the right thing.
> 
> Cc: Christian König <[email protected]>
> Cc: Alex Deucher <[email protected]>
> Cc: Mario Limonciello <[email protected]>
> Cc: Hawking Zhang <[email protected]>
> Cc: Candice Li <[email protected]>
> Signed-off-by: Srinivasan Shanmugam <[email protected]>
> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
> index 5b17790218811..fac45f98145d8 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
> @@ -2564,7 +2564,7 @@ int amdgpu_ras_init(struct amdgpu_device *adev)
>                       adev->nbio.ras = &nbio_v7_4_ras;
>               break;
>       case IP_VERSION(4, 3, 0):
> -             if (adev->ras_hw_enabled | AMDGPU_RAS_BLOCK__DF)
> +             if (adev->ras_hw_enabled & AMDGPU_RAS_BLOCK__DF)
>                       /* unlike other generation of nbio ras,
>                        * nbio v4_3 only support fatal error interrupt
>                        * to inform software that DF is freezed due to
> --
> 2.25.1

This change generally makes sense for what you showed above, but what tree is 
this against?  That doesn't look like amd-staging-drm-next, Linus' tree or even 
some recent tags.

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