diff options
Diffstat (limited to 'arch/arc/mm/tlb.c')
| -rw-r--r-- | arch/arc/mm/tlb.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arc/mm/tlb.c b/arch/arc/mm/tlb.c index 232a0ff80a5e..e96030c13b52 100644 --- a/arch/arc/mm/tlb.c +++ b/arch/arc/mm/tlb.c @@ -474,6 +474,12 @@ void __init arc_mmu_init(void) /* Enable the MMU */ write_aux_reg(ARC_REG_PID, MMU_ENABLE); + + /* In smp we use this reg for interrupt 1 scratch */ +#ifndef CONFIG_SMP + /* swapper_pg_dir is the pgd for the kernel, used by vmalloc */ + write_aux_reg(ARC_REG_SCRATCH_DATA0, swapper_pg_dir); +#endif } /* |