diff options
Diffstat (limited to 'arch/arm/kernel/smp_tlb.c')
| -rw-r--r-- | arch/arm/kernel/smp_tlb.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/arm/kernel/smp_tlb.c b/arch/arm/kernel/smp_tlb.c index e82e1d24877..9a52a07aa40 100644 --- a/arch/arm/kernel/smp_tlb.c +++ b/arch/arm/kernel/smp_tlb.c @@ -98,21 +98,21 @@ static void broadcast_tlb_a15_erratum(void) return; dummy_flush_tlb_a15_erratum(); - smp_call_function_many(cpu_online_mask, ipi_flush_tlb_a15_erratum, - NULL, 1); + smp_call_function(ipi_flush_tlb_a15_erratum, NULL, 1); } static void broadcast_tlb_mm_a15_erratum(struct mm_struct *mm) { - int cpu; + int cpu, this_cpu; cpumask_t mask = { CPU_BITS_NONE }; if (!erratum_a15_798181()) return; dummy_flush_tlb_a15_erratum(); + this_cpu = get_cpu(); for_each_online_cpu(cpu) { - if (cpu == smp_processor_id()) + if (cpu == this_cpu) continue; /* * We only need to send an IPI if the other CPUs are running @@ -127,6 +127,7 @@ static void broadcast_tlb_mm_a15_erratum(struct mm_struct *mm) cpumask_set_cpu(cpu, &mask); } smp_call_function_many(&mask, ipi_flush_tlb_a15_erratum, NULL, 1); + put_cpu(); } void flush_tlb_all(void) |