Commit 898f949f authored Mar 07, 2016 by Eric Auger Committed by Christoffer Dall Mar 21, 2016

KVM: arm/arm64: disable preemption when calling smp_call_function_many



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>

parent 643ad15d

arch/arm/kvm/arm.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -373,7 +373,9 @@ static void exit_vm_noop(void *info)

		void force_vm_exit(const cpumask_t *mask)
		{
		preempt_disable();
		smp_call_function_many(mask, exit_vm_noop, NULL, true);
		preempt_enable();
		}

		/**