From bedbef8ad3e75a304af6361af235302bcc61d06b Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 14 May 2024 06:39:01 +0000
Subject: [PATCH] 修改内核路径
---
kernel/arch/nios2/include/asm/pgalloc.h | 48 +++---------------------------------------------
1 files changed, 3 insertions(+), 45 deletions(-)
diff --git a/kernel/arch/nios2/include/asm/pgalloc.h b/kernel/arch/nios2/include/asm/pgalloc.h
index bb47d08..e6600d2 100644
--- a/kernel/arch/nios2/include/asm/pgalloc.h
+++ b/kernel/arch/nios2/include/asm/pgalloc.h
@@ -12,6 +12,8 @@
#include <linux/mm.h>
+#include <asm-generic/pgalloc.h>
+
static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd,
pte_t *pte)
{
@@ -32,54 +34,10 @@
extern pgd_t *pgd_alloc(struct mm_struct *mm);
-static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
-{
- free_pages((unsigned long)pgd, PGD_ORDER);
-}
-
-static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
- unsigned long address)
-{
- pte_t *pte;
-
- pte = (pte_t *) __get_free_pages(GFP_KERNEL|__GFP_ZERO, PTE_ORDER);
-
- return pte;
-}
-
-static inline pgtable_t pte_alloc_one(struct mm_struct *mm,
- unsigned long address)
-{
- struct page *pte;
-
- pte = alloc_pages(GFP_KERNEL, PTE_ORDER);
- if (pte) {
- if (!pgtable_page_ctor(pte)) {
- __free_page(pte);
- return NULL;
- }
- clear_highpage(pte);
- }
- return pte;
-}
-
-static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
-{
- free_pages((unsigned long)pte, PTE_ORDER);
-}
-
-static inline void pte_free(struct mm_struct *mm, struct page *pte)
-{
- pgtable_page_dtor(pte);
- __free_pages(pte, PTE_ORDER);
-}
-
#define __pte_free_tlb(tlb, pte, addr) \
do { \
- pgtable_page_dtor(pte); \
+ pgtable_pte_page_dtor(pte); \
tlb_remove_page((tlb), (pte)); \
} while (0)
-
-#define check_pgt_cache() do { } while (0)
#endif /* _ASM_NIOS2_PGALLOC_H */
--
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