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authorMark Rutland <mark.rutland@arm.com>2023-04-06 16:27:58 +0100
committerWill Deacon <will@kernel.org>2023-04-11 18:55:28 +0100
commitb97547761b02cc95e0e6be827dc9ca9da8142761 (patch)
treeefc00269ee2243872d1683a58f2b31e104635ecd /arch/arm64/include/asm/mmu.h
parent32f5b6995f790ac8fc048d3afd6b83c82074aedf (diff)
downloadlwn-b97547761b02cc95e0e6be827dc9ca9da8142761.tar.gz
lwn-b97547761b02cc95e0e6be827dc9ca9da8142761.zip
arm64: mm: move fixmap code to its own file
Over time, arm64's mm/mmu.c has become increasingly large and painful to navigate. Move the fixmap code to its own file where it can be understood in isolation. There should be no functional change as a result of this patch. Signed-off-by: Mark Rutland <mark.rutland@arm.com> Cc: Anshuman Khandual <anshuman.khandual@arm.com> Cc: Ard Biesheuvel <ardb@kernel.org> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Ryan Roberts <ryan.roberts@arm.com> Cc: Will Deacon <will@kernel.org> Reviewed-by: Ryan Roberts <ryan.roberts@arm.com> Link: https://lore.kernel.org/r/20230406152759.4164229-3-mark.rutland@arm.com Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'arch/arm64/include/asm/mmu.h')
-rw-r--r--arch/arm64/include/asm/mmu.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/mmu.h b/arch/arm64/include/asm/mmu.h
index 48f8466a4be9..4384eaa0aeb7 100644
--- a/arch/arm64/include/asm/mmu.h
+++ b/arch/arm64/include/asm/mmu.h
@@ -65,6 +65,8 @@ extern void paging_init(void);
extern void bootmem_init(void);
extern void __iomem *early_io_map(phys_addr_t phys, unsigned long virt);
extern void init_mem_pgprot(void);
+extern void create_mapping_noalloc(phys_addr_t phys, unsigned long virt,
+ phys_addr_t size, pgprot_t prot);
extern void create_pgd_mapping(struct mm_struct *mm, phys_addr_t phys,
unsigned long virt, phys_addr_t size,
pgprot_t prot, bool page_mappings_only);