Commit 68234df4ea79 ("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: Mark Salter <msal...@redhat.com>
---
arch/arm64/include/asm/mmu.h | 1 -
arch/arm64/mm/mmu.c | 11 -----------
2 files changed, 12 deletions(-)
diff --git a/arch/arm64/include/asm/mmu.h b/arch/arm64/include/asm/mmu.h
index 79fcfb0..0302087 100644
--- a/arch/arm64/include/asm/mmu.h
+++ b/arch/arm64/include/asm/mmu.h
@@ -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,
diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c
index a4ede4e..63012fe 100644
--- a/arch/arm64/mm/mmu.c
+++ b/arch/arm64/mm/mmu.c
@@ -461,17 +461,6 @@ void __init paging_init(void)
}
/*
- * 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/).
*/
int kern_addr_valid(unsigned long addr)
--
2.4.3
--
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