diff options
Diffstat (limited to 'arch/powerpc/mm/tlb_nohash.c')
-rw-r--r-- | arch/powerpc/mm/tlb_nohash.c | 42 |
1 files changed, 31 insertions, 11 deletions
diff --git a/arch/powerpc/mm/tlb_nohash.c b/arch/powerpc/mm/tlb_nohash.c index d908e75cc3b..761e8882416 100644 --- a/arch/powerpc/mm/tlb_nohash.c +++ b/arch/powerpc/mm/tlb_nohash.c @@ -67,18 +67,24 @@ void local_flush_tlb_mm(struct mm_struct *mm) } EXPORT_SYMBOL(local_flush_tlb_mm); -void local_flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr) +void __local_flush_tlb_page(struct mm_struct *mm, unsigned long vmaddr, + int tsize, int ind) { unsigned int pid; preempt_disable(); - pid = vma ? vma->vm_mm->context.id : 0; + pid = mm ? mm->context.id : 0; if (pid != MMU_NO_CONTEXT) - _tlbil_va(vmaddr, pid); + _tlbil_va(vmaddr, pid, tsize, ind); preempt_enable(); } -EXPORT_SYMBOL(local_flush_tlb_page); +void local_flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr) +{ + __local_flush_tlb_page(vma ? vma->vm_mm : NULL, vmaddr, + 0 /* tsize unused for now */, 0); +} +EXPORT_SYMBOL(local_flush_tlb_page); /* * And here are the SMP non-local implementations @@ -96,6 +102,8 @@ static int mm_is_core_local(struct mm_struct *mm) struct tlb_flush_param { unsigned long addr; unsigned int pid; + unsigned int tsize; + unsigned int ind; }; static void do_flush_tlb_mm_ipi(void *param) @@ -109,7 +117,7 @@ static void do_flush_tlb_page_ipi(void *param) { struct tlb_flush_param *p = param; - _tlbil_va(p->addr, p->pid); + _tlbil_va(p->addr, p->pid, p->tsize, p->ind); } @@ -149,37 +157,49 @@ void flush_tlb_mm(struct mm_struct *mm) } EXPORT_SYMBOL(flush_tlb_mm); -void flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr) +void __flush_tlb_page(struct mm_struct *mm, unsigned long vmaddr, + int tsize, int ind) { struct cpumask *cpu_mask; unsigned int pid; preempt_disable(); - pid = vma ? vma->vm_mm->context.id : 0; + pid = mm ? mm->context.id : 0; if (unlikely(pid == MMU_NO_CONTEXT)) goto bail; - cpu_mask = mm_cpumask(vma->vm_mm); + cpu_mask = mm_cpumask(mm); if (!mm_is_core_local(mm)) { /* If broadcast tlbivax is supported, use it */ if (mmu_has_feature(MMU_FTR_USE_TLBIVAX_BCAST)) { int lock = mmu_has_feature(MMU_FTR_LOCK_BCAST_INVAL); if (lock) spin_lock(&tlbivax_lock); - _tlbivax_bcast(vmaddr, pid); + _tlbivax_bcast(vmaddr, pid, tsize, ind); if (lock) spin_unlock(&tlbivax_lock); goto bail; } else { - struct tlb_flush_param p = { .pid = pid, .addr = vmaddr }; + struct tlb_flush_param p = { + .pid = pid, + .addr = vmaddr, + .tsize = tsize, + .ind = ind, + }; /* Ignores smp_processor_id() even if set in cpu_mask */ smp_call_function_many(cpu_mask, do_flush_tlb_page_ipi, &p, 1); } } - _tlbil_va(vmaddr, pid); + _tlbil_va(vmaddr, pid, tsize, ind); bail: preempt_enable(); } + +void flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr) +{ + __flush_tlb_page(vma ? vma->vm_mm : NULL, vmaddr, + 0 /* tsize unused for now */, 0); +} EXPORT_SYMBOL(flush_tlb_page); #endif /* CONFIG_SMP */ |