On Fri, 14 Dec 2018, Julien Grall wrote:
> The helper pte_xen_addr computes the MFN based on the virtual
> address and generates the PTE. This can be r
>
> At the same time, make va a vaddr_t to make clear it holds virtual address.
>
> Signed-off-by: Julien Grall <julien.gr...@arm.com>
Acked-by: Stefano Stabellini <sstabell...@kernel.org>
> ---
> Changes in v2:
> - New patch
> ---
> xen/arch/arm/mm.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/xen/arch/arm/mm.c b/xen/arch/arm/mm.c
> index 2556e57a99..91f3aef93c 100644
> --- a/xen/arch/arm/mm.c
> +++ b/xen/arch/arm/mm.c
> @@ -652,12 +652,11 @@ void __init setup_pagetables(unsigned long
> boot_phys_offset, paddr_t xen_paddr)
> /* Break up the Xen mapping into 4k pages and protect them separately. */
> for ( i = 0; i < LPAE_ENTRIES; i++ )
> {
> - mfn_t mfn = mfn_add(maddr_to_mfn(xen_paddr), i);
> - unsigned long va = XEN_VIRT_START + (i << PAGE_SHIFT);
> + vaddr_t va = XEN_VIRT_START + (i << PAGE_SHIFT);
>
> if ( !is_kernel(va) )
> break;
> - pte = mfn_to_xen_entry(mfn, MT_NORMAL);
> + pte = pte_of_xenaddr(va);
> pte.pt.table = 1; /* 4k mappings always have this bit set */
> if ( is_kernel_text(va) || is_kernel_inittext(va) )
> {
> --
> 2.11.0
>
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