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drm/amdgpu: remove redundant memset

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kvmalloc_array uses __GFP_ZERO flag ensures that the returned address
is zeroed already, memset it to zero again afterwards is unnecessary,
and in this case buggy because we only clear the first entry.

Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Philip Yang 2018-08-29 10:53:23 -04:00 committed by Alex Deucher
parent 25eef4214a
commit dcaaff4eed
1 changed files with 0 additions and 1 deletions
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drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
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@ -541,7 +541,6 @@ static int amdgpu_vm_alloc_levels(struct amdgpu_device *adev,
GFP_KERNEL | __GFP_ZERO);
if (!parent->entries)
return -ENOMEM;
memset(parent->entries, 0 , sizeof(struct amdgpu_vm_pt));
}
from = saddr >> shift;