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drm/amdgpu: Optimize end of non-contig VA ranges

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Treat the last page in a non-contiguous range as part of the following
contiguous range.

Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Philip Yang <Philip.Yang@amd.com>
Reviewed-and-tested-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Felix Kuehling 2023-02-28 21:28:59 -05:00 committed by Alex Deucher
parent bd1b579954
commit 13e3a038ab
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
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@ -867,6 +867,8 @@ int amdgpu_vm_update_range(struct amdgpu_device *adev, struct amdgpu_vm *vm,
pages_addr[idx - 1] + PAGE_SIZE))
break;
}
if (!contiguous)
count--;
num_entries = count *
AMDGPU_GPU_PAGES_IN_CPU_PAGE;
}