kernel_5.10 no rt

hc

2023-12-11 6778948f9de86c3cfaf36725a7c87dcff9ba247f

 kernel/arch/m68k/include/asm/sun3_pgalloc.h
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..
@@ -13,56 +13,15 @@
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 #include <asm/tlb.h>
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+#include <asm-generic/pgalloc.h>
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+
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 extern const char bad_pmd_string[];
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-
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-#define pmd_alloc_one(mm,address)       ({ BUG(); ((pmd_t *)2); })
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-
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-
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-static inline void 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 void 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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 #define __pte_free_tlb(tlb,pte,addr)			\
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 do {							\
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-	pgtable_page_dtor(pte);				\
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+	pgtable_pte_page_dtor(pte);			\
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 	tlb_remove_page((tlb), pte);			\
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 } while (0)
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-
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-static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
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-					  unsigned long address)
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-{
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-	unsigned long page = __get_free_page(GFP_KERNEL);
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-
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-	if (!page)
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-		return NULL;
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-
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-	memset((void *)page, 0, PAGE_SIZE);
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-	return (pte_t *) (page);
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-}
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-
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-static inline pgtable_t pte_alloc_one(struct mm_struct *mm,
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-					unsigned long address)
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-{
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-        struct page *page = alloc_pages(GFP_KERNEL, 0);
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-
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-	if (page == NULL)
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-		return NULL;
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-
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-	clear_highpage(page);
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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 pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, pte_t *pte)
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 {
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@@ -80,12 +39,6 @@
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  * inside the pgd, so has no extra memory associated with it.
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  */
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 #define pmd_free(mm, x)			do { } while (0)
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-#define __pmd_free_tlb(tlb, x, addr)	do { } while (0)
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-
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-static inline void 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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 static inline pgd_t * pgd_alloc(struct mm_struct *mm)
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 {
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@@ -96,7 +49,5 @@
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      memset(new_pgd, 0, (PAGE_OFFSET >> PGDIR_SHIFT));
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      return new_pgd;
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 }
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-
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-#define pgd_populate(mm, pmd, pte) BUG()
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 #endif /* SUN3_PGALLOC_H */