diff options
Diffstat (limited to 'arch/mips/mm/tlb-r4k.c')
| -rw-r--r-- | arch/mips/mm/tlb-r4k.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/mips/mm/tlb-r4k.c b/arch/mips/mm/tlb-r4k.c index 37ad381c3e5f..a27a088e6f9f 100644 --- a/arch/mips/mm/tlb-r4k.c +++ b/arch/mips/mm/tlb-r4k.c @@ -333,9 +333,17 @@ void __update_tlb(struct vm_area_struct * vma, unsigned long address, pte_t pte) ptep = pte_offset_map(pmdp, address); #if defined(CONFIG_PHYS_ADDR_T_64BIT) && defined(CONFIG_CPU_MIPS32) +#ifdef CONFIG_XPA + write_c0_entrylo0(pte_to_entrylo(ptep->pte_high)); + writex_c0_entrylo0(ptep->pte_low & _PFNX_MASK); + ptep++; + write_c0_entrylo1(pte_to_entrylo(ptep->pte_high)); + writex_c0_entrylo1(ptep->pte_low & _PFNX_MASK); +#else write_c0_entrylo0(ptep->pte_high); ptep++; write_c0_entrylo1(ptep->pte_high); +#endif #else write_c0_entrylo0(pte_to_entrylo(pte_val(*ptep++))); write_c0_entrylo1(pte_to_entrylo(pte_val(*ptep))); @@ -355,6 +363,9 @@ void __update_tlb(struct vm_area_struct * vma, unsigned long address, pte_t pte) void add_wired_entry(unsigned long entrylo0, unsigned long entrylo1, unsigned long entryhi, unsigned long pagemask) { +#ifdef CONFIG_XPA + panic("Broken for XPA kernels"); +#else unsigned long flags; unsigned long wired; unsigned long old_pagemask; @@ -383,6 +394,7 @@ void add_wired_entry(unsigned long entrylo0, unsigned long entrylo1, write_c0_pagemask(old_pagemask); local_flush_tlb_all(); local_irq_restore(flags); +#endif } #ifdef CONFIG_TRANSPARENT_HUGEPAGE |