Re: [PATCH v4 05/16] powerpc/mm: Export mmu_kernel_ssize and mmu_linear_psize

[Aneesh Kumar K.V]

Michael Neuling <mikey@xxxxxxxxxxx> writes:

> From: Ian Munsie <imunsie@xxxxxxxxxxx>
>
> Export mmu_kernel_ssize and mmu_linear_psize.  These are needed by the cxl
> driver which has it's own MMU.  To setup the MMU cxl needs access to these.
>

Reviewed-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx>

> Signed-off-by: Ian Munsie <imunsie@xxxxxxxxxxx>
> Signed-off-by: Michael Neuling <mikey@xxxxxxxxxxx>
> ---
>  arch/powerpc/mm/hash_utils_64.c | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c
> index 5c0738d..bbdb054 100644
> --- a/arch/powerpc/mm/hash_utils_64.c
> +++ b/arch/powerpc/mm/hash_utils_64.c
> @@ -98,6 +98,7 @@ unsigned long htab_size_bytes;
>  unsigned long htab_hash_mask;
>  EXPORT_SYMBOL_GPL(htab_hash_mask);
>  int mmu_linear_psize = MMU_PAGE_4K;
> +EXPORT_SYMBOL_GPL(mmu_linear_psize);
>  int mmu_virtual_psize = MMU_PAGE_4K;
>  int mmu_vmalloc_psize = MMU_PAGE_4K;
>  #ifdef CONFIG_SPARSEMEM_VMEMMAP
> @@ -105,6 +106,7 @@ int mmu_vmemmap_psize = MMU_PAGE_4K;
>  #endif
>  int mmu_io_psize = MMU_PAGE_4K;
>  int mmu_kernel_ssize = MMU_SEGSIZE_256M;
> +EXPORT_SYMBOL_GPL(mmu_kernel_ssize);
>  int mmu_highuser_ssize = MMU_SEGSIZE_256M;
>  u16 mmu_slb_size = 64;
>  EXPORT_SYMBOL_GPL(mmu_slb_size);
> -- 
> 1.9.1
>
> --
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