修改内核路径

hc

2024-05-14 bedbef8ad3e75a304af6361af235302bcc61d06b

 kernel/arch/alpha/include/asm/pgalloc.h
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@@ -5,6 +5,8 @@
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 #include <linux/mm.h>
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 #include <linux/mmzone.h>
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+#include <asm-generic/pgalloc.h>
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+
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 /*      
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  * Allocate and free page tables. The xxx_kernel() versions are
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  * used to allocate a kernel page table - this turns on ASN bits
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@@ -25,68 +27,11 @@
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 }
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 static inline void
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-pgd_populate(struct mm_struct *mm, pgd_t *pgd, pmd_t *pmd)
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+pud_populate(struct mm_struct *mm, pud_t *pud, pmd_t *pmd)
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 {
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-	pgd_set(pgd, pmd);
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+	pud_set(pud, pmd);
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 }
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 extern pgd_t *pgd_alloc(struct mm_struct *mm);
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-
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-static inline void
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-pgd_free(struct mm_struct *mm, pgd_t *pgd)
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-{
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-	free_page((unsigned long)pgd);
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-}
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-
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-static inline pmd_t *
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-pmd_alloc_one(struct mm_struct *mm, unsigned long address)
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-{
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-	pmd_t *ret = (pmd_t *)__get_free_page(GFP_KERNEL|__GFP_ZERO);
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-	return ret;
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-}
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-
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-static inline void
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-pmd_free(struct mm_struct *mm, pmd_t *pmd)
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-{
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-	free_page((unsigned long)pmd);
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-}
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-
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-static inline pte_t *
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-pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address)
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-{
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-	pte_t *pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_ZERO);
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-	return pte;
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-}
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-
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-static inline void
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-pte_free_kernel(struct mm_struct *mm, pte_t *pte)
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-{
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-	free_page((unsigned long)pte);
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-}
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-
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-static inline pgtable_t
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-pte_alloc_one(struct mm_struct *mm, unsigned long address)
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-{
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-	pte_t *pte = pte_alloc_one_kernel(mm, address);
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-	struct page *page;
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-
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-	if (!pte)
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-		return NULL;
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-	page = virt_to_page(pte);
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-	if (!pgtable_page_ctor(page)) {
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-		__free_page(page);
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-		return NULL;
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-	}
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-	return page;
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-}
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-
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-static inline void
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-pte_free(struct mm_struct *mm, pgtable_t page)
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-{
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-	pgtable_page_dtor(page);
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-	__free_page(page);
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-}
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-
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-#define check_pgt_cache()	do { } while (0)
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 #endif /* _ALPHA_PGALLOC_H */