修改内核路径

hc

2024-05-14 bedbef8ad3e75a304af6361af235302bcc61d06b

 kernel/arch/alpha/include/asm/pgtable.h
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@@ -241,8 +241,10 @@
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 #define pud_page(pud)	(mem_map + ((pud_val(pud) & _PFN_MASK) >> 32))
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 #endif
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-extern inline unsigned long pud_page_vaddr(pud_t pgd)
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-{ return PAGE_OFFSET + ((pud_val(pgd) & _PFN_MASK) >> (32-PAGE_SHIFT)); }
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+extern inline pmd_t *pud_pgtable(pud_t pgd)
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+{
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+	return (pmd_t *)(PAGE_OFFSET + ((pud_val(pgd) & _PFN_MASK) >> (32-PAGE_SHIFT)));
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+}
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 extern inline int pte_none(pte_t pte)		{ return !pte_val(pte); }
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 extern inline int pte_present(pte_t pte)	{ return pte_val(pte) & _PAGE_VALID; }
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@@ -292,7 +294,7 @@
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 /* Find an entry in the second-level page table.. */
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 extern inline pmd_t * pmd_offset(pud_t * dir, unsigned long address)
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 {
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-	pmd_t *ret = (pmd_t *) pud_page_vaddr(*dir) + ((address >> PMD_SHIFT) & (PTRS_PER_PAGE - 1));
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+	pmd_t *ret = pud_pgtable(*dir) + ((address >> PMD_SHIFT) & (PTRS_PER_PAGE - 1));
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 	smp_rmb(); /* see above */
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 	return ret;
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 }