Commit 03875ad5 authored by yalin wang's avatar yalin wang Committed by Catalin Marinas

arm64: add kc_offset_to_vaddr and kc_vaddr_to_offset macro

This patch add kc_offset_to_vaddr() and kc_vaddr_to_offset(),
the default version doesn't work on arm64, because arm64 kernel address
is below the PAGE_OFFSET, like module address and vmemmap address are
all below PAGE_OFFSET address.
Signed-off-by: default avataryalin wang <yalin.wang2010@gmail.com>
Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent 1b6d7f87
......@@ -673,6 +673,8 @@ static inline void update_mmu_cache(struct vm_area_struct *vma,
#define update_mmu_cache_pmd(vma, address, pmd) do { } while (0)
#define kc_vaddr_to_offset(v) ((v) & ~VA_START)
#define kc_offset_to_vaddr(o) ((o) | VA_START)
#endif /* !__ASSEMBLY__ */
#endif /* __ASM_PGTABLE_H */
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