Re: [Xen-devel] [PATCH 05/11] xen: remove the exports for xen_{create, destroy}_contiguous_region

[Stefano Stabellini <sstabellini@xxxxxxxxxx>]

On Mon, 26 Aug 2019, Christoph Hellwig wrote:
> These routines are only used by swiotlb-xen, which cannot be modular.
> 
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>

Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>


> ---
>  arch/arm/xen/mm.c     | 2 --
>  arch/x86/xen/mmu_pv.c | 2 --
>  2 files changed, 4 deletions(-)
> 
> diff --git a/arch/arm/xen/mm.c b/arch/arm/xen/mm.c
> index 9b3a6c0ca681..b7d53415532b 100644
> --- a/arch/arm/xen/mm.c
> +++ b/arch/arm/xen/mm.c
> @@ -155,13 +155,11 @@ int xen_create_contiguous_region(phys_addr_t pstart, 
> unsigned int order,
>       *dma_handle = pstart;
>       return 0;
>  }
> -EXPORT_SYMBOL_GPL(xen_create_contiguous_region);
>  
>  void xen_destroy_contiguous_region(phys_addr_t pstart, unsigned int order)
>  {
>       return;
>  }
> -EXPORT_SYMBOL_GPL(xen_destroy_contiguous_region);
>  
>  int __init xen_mm_init(void)
>  {
> diff --git a/arch/x86/xen/mmu_pv.c b/arch/x86/xen/mmu_pv.c
> index 26e8b326966d..c8dbee62ec2a 100644
> --- a/arch/x86/xen/mmu_pv.c
> +++ b/arch/x86/xen/mmu_pv.c
> @@ -2625,7 +2625,6 @@ int xen_create_contiguous_region(phys_addr_t pstart, 
> unsigned int order,
>       *dma_handle = virt_to_machine(vstart).maddr;
>       return success ? 0 : -ENOMEM;
>  }
> -EXPORT_SYMBOL_GPL(xen_create_contiguous_region);
>  
>  void xen_destroy_contiguous_region(phys_addr_t pstart, unsigned int order)
>  {
> @@ -2660,7 +2659,6 @@ void xen_destroy_contiguous_region(phys_addr_t pstart, 
> unsigned int order)
>  
>       spin_unlock_irqrestore(&xen_reservation_lock, flags);
>  }
> -EXPORT_SYMBOL_GPL(xen_destroy_contiguous_region);
>  
>  static noinline void xen_flush_tlb_all(void)
>  {
> -- 
> 2.20.1
> 

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