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bb3be38853
Part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents. Also cleans up some spacing issues. Link: https://lkml.kernel.org/r/20230807230513.102486-28-vishal.moola@gmail.com Signed-off-by: Vishal Moola (Oracle) <vishal.moola@gmail.com> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Acked-by: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de> Acked-by: Mike Rapoport (IBM) <rppt@kernel.org> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Christophe Leroy <christophe.leroy@csgroup.eu> Cc: Claudio Imbrenda <imbrenda@linux.ibm.com> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: David Hildenbrand <david@redhat.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: Dinh Nguyen <dinguyen@kernel.org> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Guo Ren <guoren@kernel.org> Cc: Huacai Chen <chenhuacai@kernel.org> Cc: Hugh Dickins <hughd@google.com> Cc: Jonas Bonn <jonas@southpole.se> Cc: Matthew Wilcox <willy@infradead.org> Cc: Palmer Dabbelt <palmer@rivosinc.com> Cc: Paul Walmsley <paul.walmsley@sifive.com> Cc: Richard Weinberger <richard@nod.at> Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de> Cc: Yoshinori Sato <ysato@users.sourceforge.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
42 lines
1.1 KiB
C
42 lines
1.1 KiB
C
/* 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 <linux/mm.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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pagetable_pte_dtor(page_ptdesc(pte)); \
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tlb_remove_page_ptdesc((tlb), (page_ptdesc(pte))); \
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} while (0)
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#endif /* __ASM_SH_PGALLOC_H */
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