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ARC: mm: Use virt_to_pfn() for addr >> PAGE_SHIFT pattern

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Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
This commit is contained in:
Vineet Gupta
2015-12-18 13:57:41 +05:30
parent 0b291635fc
commit c2ff5cf273
2 changed files with 11 additions and 17 deletions
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9
arch/arc/include/asm/pgtable.h
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@@ -278,15 +278,14 @@ static inline void pmd_set(pmd_t *pmdp, pte_t *ptep)
#define pmd_present(x) (pmd_val(x))
#define pmd_clear(xp) do { pmd_val(*(xp)) = 0; } while (0)
#define pte_page(x) (mem_map + \
(unsigned long)(((pte_val(x) - CONFIG_LINUX_LINK_BASE) >> \
PAGE_SHIFT)))
#define pte_page(pte) \
(mem_map + virt_to_pfn(pte_val(pte) - CONFIG_LINUX_LINK_BASE))
#define mk_pte(page, prot) pfn_pte(page_to_pfn(page), prot)
#define pte_pfn(pte) (pte_val(pte) >> PAGE_SHIFT)
#define pte_pfn(pte) virt_to_pfn(pte_val(pte))
#define pfn_pte(pfn, prot) (__pte(((pte_t)(pfn) << PAGE_SHIFT) | \
pgprot_val(prot)))
#define __pte_index(addr) (((addr) >> PAGE_SHIFT) & (PTRS_PER_PTE - 1))
#define __pte_index(addr) (virt_to_pfn(addr) & (PTRS_PER_PTE - 1))
/*
* pte_offset gets a @ptr to PMD entry (PGD in our 2-tier paging system)