41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __ASM_SH_PGALLOC_H
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#define __ASM_SH_PGALLOC_H
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#include <asm/page.h>
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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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#if PAGETABLE_LEVELS > 2
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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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pte_t *pte)
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{
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set_pmd(pmd, __pmd((unsigned long)pte));
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}
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static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd,
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pgtable_t pte)
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{
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set_pmd(pmd, __pmd((unsigned long)page_address(pte)));
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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_pte_page_dtor(pte); \
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tlb_remove_page((tlb), (pte)); \
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} while (0)
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#endif /* __ASM_SH_PGALLOC_H */
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