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ARM: pgtable: use mk_pte rather than pfn_pte(page_to_pfn())
mk_pte is provided to do this translation for us, so use it rather than open-coding it in the copypage code. Reviewed-by: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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de27c30822
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6e78df1761
3 changed files with 5 additions and 5 deletions
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@ -74,7 +74,7 @@ void v4_mc_copy_user_highpage(struct page *to, struct page *from,
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raw_spin_lock(&minicache_lock);
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set_pte_ext(TOP_PTE(COPYPAGE_MINICACHE), pfn_pte(page_to_pfn(from), minicache_pgprot), 0);
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set_pte_ext(TOP_PTE(COPYPAGE_MINICACHE), mk_pte(from, minicache_pgprot), 0);
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flush_tlb_kernel_page(COPYPAGE_MINICACHE);
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mc_copy_user_page((void *)COPYPAGE_MINICACHE, kto);
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@ -90,8 +90,8 @@ static void v6_copy_user_highpage_aliasing(struct page *to,
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kfrom = COPYPAGE_V6_FROM + (offset << PAGE_SHIFT);
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kto = COPYPAGE_V6_TO + (offset << PAGE_SHIFT);
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set_pte_ext(TOP_PTE(kfrom), pfn_pte(page_to_pfn(from), PAGE_KERNEL), 0);
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set_pte_ext(TOP_PTE(kto), pfn_pte(page_to_pfn(to), PAGE_KERNEL), 0);
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set_pte_ext(TOP_PTE(kfrom), mk_pte(from, PAGE_KERNEL), 0);
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set_pte_ext(TOP_PTE(kto), mk_pte(to, PAGE_KERNEL), 0);
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flush_tlb_kernel_page(kfrom);
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flush_tlb_kernel_page(kto);
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@ -119,7 +119,7 @@ static void v6_clear_user_highpage_aliasing(struct page *page, unsigned long vad
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*/
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raw_spin_lock(&v6_lock);
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set_pte_ext(TOP_PTE(to), pfn_pte(page_to_pfn(page), PAGE_KERNEL), 0);
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set_pte_ext(TOP_PTE(to), mk_pte(page, PAGE_KERNEL), 0);
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flush_tlb_kernel_page(to);
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clear_page((void *)to);
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@ -94,7 +94,7 @@ void xscale_mc_copy_user_highpage(struct page *to, struct page *from,
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raw_spin_lock(&minicache_lock);
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set_pte_ext(TOP_PTE(COPYPAGE_MINICACHE), pfn_pte(page_to_pfn(from), minicache_pgprot), 0);
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set_pte_ext(TOP_PTE(COPYPAGE_MINICACHE), mk_pte(from, minicache_pgprot), 0);
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flush_tlb_kernel_page(COPYPAGE_MINICACHE);
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mc_copy_user_page((void *)COPYPAGE_MINICACHE, kto);
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