Файловый менеджер

Файловый менеджер - Редактировать - /usr/src/linux-headers-5.4.0-200/arch/sparc/include/asm/pgalloc_64.h

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/* SPDX-License-Identifier: GPL-2.0 / #ifndef _SPARC64_PGALLOC_H #define _SPARC64_PGALLOC_H #include <linux/kernel.h> #include <linux/sched.h> #include <linux/mm.h> #include <linux/slab.h> #include <asm/spitfire.h> #include <asm/cpudata.h> #include <asm/cacheflush.h> #include <asm/page.h> / Page table allocation/freeing. / extern struct kmem_cache pgtable_cache; static inline void __pgd_populate(pgd_t pgd, pud_t pud) { pgd_set(pgd, pud); } #define pgd_populate(MM, PGD, PUD) __pgd_populate(PGD, PUD) static inline pgd_t pgd_alloc(struct mm_struct mm) { return kmem_cache_alloc(pgtable_cache, GFP_KERNEL); } static inline void pgd_free(struct mm_struct mm, pgd_t pgd) { kmem_cache_free(pgtable_cache, pgd); } static inline void __pud_populate(pud_t pud, pmd_t pmd) { pud_set(pud, pmd); } #define pud_populate(MM, PUD, PMD) __pud_populate(PUD, PMD) static inline pud_t pud_alloc_one(struct mm_struct mm, unsigned long addr) { return kmem_cache_alloc(pgtable_cache, GFP_KERNEL); } static inline void pud_free(struct mm_struct mm, pud_t pud) { kmem_cache_free(pgtable_cache, pud); } static inline pmd_t pmd_alloc_one(struct mm_struct mm, unsigned long addr) { return kmem_cache_alloc(pgtable_cache, GFP_KERNEL); } static inline void pmd_free(struct mm_struct mm, pmd_t pmd) { kmem_cache_free(pgtable_cache, pmd); } pte_t pte_alloc_one_kernel(struct mm_struct mm); pgtable_t pte_alloc_one(struct mm_struct mm); void pte_free_kernel(struct mm_struct mm, pte_t pte); void pte_free(struct mm_struct mm, pgtable_t ptepage); #define pmd_populate_kernel(MM, PMD, PTE) pmd_set(MM, PMD, PTE) #define pmd_populate(MM, PMD, PTE) pmd_set(MM, PMD, PTE) #define pmd_pgtable(PMD) ((pte_t )__pmd_page(PMD)) void pgtable_free(void table, bool is_page); #ifdef CONFIG_SMP struct mmu_gather; void tlb_remove_table(struct mmu_gather , void ); static inline void pgtable_free_tlb(struct mmu_gather tlb, void table, bool is_page) { unsigned long pgf = (unsigned long)table; if (is_page) pgf \|= 0x1UL; tlb_remove_table(tlb, (void )pgf); } static inline void __tlb_remove_table(void _table) { void table = (void )((unsigned long)_table & ~0x1UL); bool is_page = false; if ((unsigned long)_table & 0x1UL) is_page = true; pgtable_free(table, is_page); } #else /* CONFIG_SMP / static inline void pgtable_free_tlb(struct mmu_gather tlb, void table, bool is_page) { pgtable_free(table, is_page); } #endif / !CONFIG_SMP / static inline void __pte_free_tlb(struct mmu_gather tlb, pte_t pte, unsigned long address) { pgtable_free_tlb(tlb, pte, true); } #define __pmd_free_tlb(tlb, pmd, addr) \ pgtable_free_tlb(tlb, pmd, false) #define __pud_free_tlb(tlb, pud, addr) \ pgtable_free_tlb(tlb, pud, false) #endif / _SPARC64_PGALLOC_H */

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