add driver 5G

hc

2024-01-31 f9004dbfff8a3fbbd7e2a88c8a4327c7f2f8e5b2

 kernel/include/asm-generic/hugetlb.h
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@@ -32,7 +32,7 @@
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 	return pte_modify(pte, newprot);
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 }
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-#ifndef huge_pte_clear
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+#ifndef __HAVE_ARCH_HUGE_PTE_CLEAR
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 static inline void huge_pte_clear(struct mm_struct *mm, unsigned long addr,
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 		    pte_t *ptep, unsigned long sz)
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 {
..
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@@ -40,4 +40,97 @@
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 }
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 #endif
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+#ifndef __HAVE_ARCH_HUGETLB_FREE_PGD_RANGE
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+static inline void hugetlb_free_pgd_range(struct mmu_gather *tlb,
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+		unsigned long addr, unsigned long end,
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+		unsigned long floor, unsigned long ceiling)
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+{
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+	free_pgd_range(tlb, addr, end, floor, ceiling);
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+}
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+#endif
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+
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+#ifndef __HAVE_ARCH_HUGE_SET_HUGE_PTE_AT
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+static inline void set_huge_pte_at(struct mm_struct *mm, unsigned long addr,
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+		pte_t *ptep, pte_t pte)
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+{
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+	set_pte_at(mm, addr, ptep, pte);
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+}
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+#endif
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+
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+#ifndef __HAVE_ARCH_HUGE_PTEP_GET_AND_CLEAR
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+static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm,
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+		unsigned long addr, pte_t *ptep)
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+{
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+	return ptep_get_and_clear(mm, addr, ptep);
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+}
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+#endif
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+
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+#ifndef __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH
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+static inline void huge_ptep_clear_flush(struct vm_area_struct *vma,
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+		unsigned long addr, pte_t *ptep)
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+{
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+	ptep_clear_flush(vma, addr, ptep);
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+}
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+#endif
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+
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+#ifndef __HAVE_ARCH_HUGE_PTE_NONE
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+static inline int huge_pte_none(pte_t pte)
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+{
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+	return pte_none(pte);
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+}
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+#endif
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+
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+#ifndef __HAVE_ARCH_HUGE_PTE_WRPROTECT
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+static inline pte_t huge_pte_wrprotect(pte_t pte)
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+{
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+	return pte_wrprotect(pte);
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+}
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+#endif
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+
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+#ifndef __HAVE_ARCH_PREPARE_HUGEPAGE_RANGE
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+static inline int prepare_hugepage_range(struct file *file,
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+		unsigned long addr, unsigned long len)
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+{
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+	struct hstate *h = hstate_file(file);
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+
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+	if (len & ~huge_page_mask(h))
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+		return -EINVAL;
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+	if (addr & ~huge_page_mask(h))
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+		return -EINVAL;
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+
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+	return 0;
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+}
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+#endif
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+
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+#ifndef __HAVE_ARCH_HUGE_PTEP_SET_WRPROTECT
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+static inline void huge_ptep_set_wrprotect(struct mm_struct *mm,
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+		unsigned long addr, pte_t *ptep)
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+{
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+	ptep_set_wrprotect(mm, addr, ptep);
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+}
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+#endif
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+
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+#ifndef __HAVE_ARCH_HUGE_PTEP_SET_ACCESS_FLAGS
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+static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma,
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+		unsigned long addr, pte_t *ptep,
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+		pte_t pte, int dirty)
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+{
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+	return ptep_set_access_flags(vma, addr, ptep, pte, dirty);
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+}
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+#endif
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+
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+#ifndef __HAVE_ARCH_HUGE_PTEP_GET
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+static inline pte_t huge_ptep_get(pte_t *ptep)
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+{
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+	return ptep_get(ptep);
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+}
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+#endif
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+
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+#ifndef __HAVE_ARCH_GIGANTIC_PAGE_RUNTIME_SUPPORTED
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+static inline bool gigantic_page_runtime_supported(void)
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+{
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+	return IS_ENABLED(CONFIG_ARCH_HAS_GIGANTIC_PAGE);
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+}
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+#endif /* __HAVE_ARCH_GIGANTIC_PAGE_RUNTIME_SUPPORTED */
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+
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 #endif /* _ASM_GENERIC_HUGETLB_H */