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Commit d05f549e authored by Linux Build Service Account's avatar Linux Build Service Account Committed by Gerrit - the friendly Code Review server
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Merge "UPSTREAM: arm64: mm: Add arm64_kernel_unmapped_at_el0 helper"

parents 4be56fbc 4c6b485d

arch/arm64/include/asm/mmu.h

+8 −0
Original line number Diff line number Diff line
@@ -19,6 +19,8 @@ 


#define USER_ASID_FLAG	(UL(1) << 48)



#ifndef __ASSEMBLY__



typedef struct {

	atomic64_t	id;

	void		*vdso;
@@ -31,6 +33,11 @@ typedef struct { 
 */

#define ASID(mm)	((mm)->context.id.counter & 0xffff)



static inline bool arm64_kernel_unmapped_at_el0(void)

{

	return IS_ENABLED(CONFIG_UNMAP_KERNEL_AT_EL0);

}



extern void paging_init(void);

extern void bootmem_init(void);

extern void __iomem *early_io_map(phys_addr_t phys, unsigned long virt);
@@ -40,4 +47,5 @@ extern void create_pgd_mapping(struct mm_struct *mm, phys_addr_t phys, 
			       pgprot_t prot, bool allow_block_mappings);

extern void *fixmap_remap_fdt(phys_addr_t dt_phys);



#endif	/* !__ASSEMBLY__ */

#endif