diff options
| -rw-r--r-- | arch/x86/mm/tlb.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/mm/tlb.c b/arch/x86/mm/tlb.c index 8cd084bc3d98..76b4a88afb56 100644 --- a/arch/x86/mm/tlb.c +++ b/arch/x86/mm/tlb.c @@ -1320,7 +1320,9 @@ void arch_tlbbatch_flush(struct arch_tlbflush_unmap_batch *batch) * a local TLB flush is needed. Optimize this use-case by calling * flush_tlb_func_local() directly in this case. */ - if (cpumask_any_but(&batch->cpumask, cpu) < nr_cpu_ids) { + if (cpu_feature_enabled(X86_FEATURE_INVLPGB)) { + invlpgb_flush_all_nonglobals(); + } else if (cpumask_any_but(&batch->cpumask, cpu) < nr_cpu_ids) { flush_tlb_multi(&batch->cpumask, info); } else if (cpumask_test_cpu(cpu, &batch->cpumask)) { lockdep_assert_irqs_enabled(); |