* [PATCH] KVM: ARM: call hyp_cpu_pm_exit at the right place
@ 2019-12-02 7:42 Shannon Zhao
0 siblings, 0 replies; only message in thread
From: Shannon Zhao @ 2019-12-02 7:42 UTC (permalink / raw)
To: kvmarm, maz, suzuki.poulose; +Cc: linux-arm-kernel
It doesn't needs to call hyp_cpu_pm_exit() in init_hyp_mode() when some
error occurs. hyp_cpu_pm_exit() only needs to be called in
kvm_arch_init() if init_subsystems() fails. So move hyp_cpu_pm_exit()
out from teardown_hyp_mode() and call it directly in kvm_arch_init().
Signed-off-by: Shannon Zhao <shannon.zhao@linux.alibaba.com>
---
virt/kvm/arm/arm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/virt/kvm/arm/arm.c b/virt/kvm/arm/arm.c
index 12e0280..3b13ade 100644
--- a/virt/kvm/arm/arm.c
+++ b/virt/kvm/arm/arm.c
@@ -1537,7 +1537,6 @@ static void teardown_hyp_mode(void)
free_hyp_pgds();
for_each_possible_cpu(cpu)
free_page(per_cpu(kvm_arm_hyp_stack_page, cpu));
- hyp_cpu_pm_exit();
}
/**
@@ -1751,6 +1750,7 @@ int kvm_arch_init(void *opaque)
return 0;
out_hyp:
+ hyp_cpu_pm_exit();
if (!in_hyp_mode)
teardown_hyp_mode();
out_err:
--
1.8.3.1
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