linux-kernel - Re: [PATCH] drm/amdgpu: use kvcalloc for entry->entries

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Date:   Mon, 28 Jun 2021 17:00:54 +0200
From:   Christian König <christian.koenig@....com>
To:     huqiqiao <huqiqiao@...ontech.com>, alexander.deucher@....com
Cc:     dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/amdgpu: use kvcalloc for entry->entries



Am 25.06.21 um 04:03 schrieb huqiqiao:
> malloc_array + __GFP_ZERO is the same with kvcalloc.
>
> Signed-off-by: huqiqiao <huqiqiao@...ontech.com>
> ---
>   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> index b8c31e3469c0..5cadfadc625f 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> @@ -909,7 +909,7 @@ static int amdgpu_vm_alloc_pts(struct amdgpu_device *adev,
>   
>   		num_entries = amdgpu_vm_num_entries(adev, cursor->level);
>   		entry->entries = kvcalloc(num_entries,
> -					sizeof(*entry->entries), GFP_KERNEL);
> +			sizeof(*entry->entries), GFP_KERNEL);

All you seem to do here is to mess up the indentation?

Christian.

>   		if (!entry->entries)
>   			return -ENOMEM;
>   	}