Commit b08d4640 authored by Mark Salter's avatar Mark Salter Committed by Will Deacon
Browse files

arm64: remove dead code 



Commit 68234df4 ("arm64: kill flush_cache_all()") removed
soft_reset() from the kernel. This was the only caller of
setup_mm_for_reboot(), so remove that also.

Signed-off-by: default avatarMark Salter <msalter@redhat.com>
Signed-off-by: default avatarWill Deacon <will.deacon@arm.com>
parent cba3574f

arch/arm64/include/asm/mmu.h

+0 −1
Original line number Diff line number Diff line
@@ -28,7 +28,6 @@ typedef struct { 
#define ASID(mm)	((mm)->context.id & 0xffff)



extern void paging_init(void);

extern void setup_mm_for_reboot(void);

extern void __iomem *early_io_map(phys_addr_t phys, unsigned long virt);

extern void init_mem_pgprot(void);

extern void create_pgd_mapping(struct mm_struct *mm, phys_addr_t phys,

arch/arm64/mm/mmu.c

+0 −11
Original line number Diff line number Diff line
@@ -460,17 +460,6 @@ void __init paging_init(void) 
	cpu_set_default_tcr_t0sz();

}



/*

 * Enable the identity mapping to allow the MMU disabling.

 */

void setup_mm_for_reboot(void)

{

	cpu_set_reserved_ttbr0();

	flush_tlb_all();

	cpu_set_idmap_tcr_t0sz();

	cpu_switch_mm(idmap_pg_dir, &init_mm);

}



/*

 * Check whether a kernel address is valid (derived from arch/x86/).

 */

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