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KVM: arm/arm64: disable preemption when calling smp_call_function_many

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Preemption must be disabled when calling smp_call_function_many

Reported-by: bartosz.wawrzyniak@tieto.com
Signed-off-by: Eric Auger <eric.auger@linaro.org>
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
This commit is contained in:
Eric Auger 2016-03-07 23:50:36 +07:00 committed by Christoffer Dall
parent 643ad15d47
commit 898f949fb7
1 changed files with 2 additions and 0 deletions
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arch/arm/kvm/arm.c
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@ -373,7 +373,9 @@ static void exit_vm_noop(void *info)
void force_vm_exit(const cpumask_t *mask) void force_vm_exit(const cpumask_t *mask)
{ {
preempt_disable();
smp_call_function_many(mask, exit_vm_noop, NULL, true); smp_call_function_many(mask, exit_vm_noop, NULL, true);
preempt_enable();
} }
/** /**