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2023-12-08 01573e231f18eb2d99162747186f59511f56b64d

 kernel/arch/sh/include/asm/pgalloc.h
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@@ -2,10 +2,12 @@
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 #ifndef __ASM_SH_PGALLOC_H
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 #define __ASM_SH_PGALLOC_H
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-#include <linux/quicklist.h>
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 #include <asm/page.h>
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-#define QUICK_PT 0	/* Other page table pages that are zero on free */
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+#define __HAVE_ARCH_PMD_ALLOC_ONE
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+#define __HAVE_ARCH_PMD_FREE
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+#define __HAVE_ARCH_PGD_FREE
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+#include <asm-generic/pgalloc.h>
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 extern pgd_t *pgd_alloc(struct mm_struct *);
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 extern void pgd_free(struct mm_struct *mm, pgd_t *pgd);
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@@ -14,6 +16,7 @@
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 extern void pud_populate(struct mm_struct *mm, pud_t *pudp, pmd_t *pmd);
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 extern pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address);
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 extern void pmd_free(struct mm_struct *mm, pmd_t *pmd);
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+#define __pmd_free_tlb(tlb, pmdp, addr)		pmd_free((tlb)->mm, (pmdp))
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 #endif
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 static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd,
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@@ -29,52 +32,10 @@
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 }
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 #define pmd_pgtable(pmd) pmd_page(pmd)
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-/*
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- * Allocate and free page tables.
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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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-	return quicklist_alloc(QUICK_PT, GFP_KERNEL, NULL);
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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;
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-	void *pg;
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-
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-	pg = quicklist_alloc(QUICK_PT, GFP_KERNEL, NULL);
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-	if (!pg)
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-		return NULL;
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-	page = virt_to_page(pg);
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-	if (!pgtable_page_ctor(page)) {
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-		quicklist_free(QUICK_PT, NULL, pg);
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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 pte_free_kernel(struct mm_struct *mm, pte_t *pte)
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-{
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-	quicklist_free(QUICK_PT, NULL, pte);
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-}
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-
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-static inline void pte_free(struct mm_struct *mm, pgtable_t pte)
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-{
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-	pgtable_page_dtor(pte);
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-	quicklist_free_page(QUICK_PT, NULL, pte);
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-}
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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 void check_pgt_cache(void)
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-{
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-	quicklist_trim(QUICK_PT, NULL, 25, 16);
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-}
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 #endif /* __ASM_SH_PGALLOC_H */