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Subject[PATCH 5.13 324/800] KVM: nVMX: Add a return code to vmx_complete_nested_posted_interrupt
Date
From: Jim Mattson <jmattson@google.com>

[ Upstream commit 650293c3de6b042c4a2e87b2bc678efcff3843e8 ]

No functional change intended.

Signed-off-by: Jim Mattson <jmattson@google.com>
Reviewed-by: Oliver Upton <oupton@google.com>
Message-Id: <20210604172611.281819-4-jmattson@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
arch/x86/kvm/vmx/nested.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c
index 4ceadec6aeb6..5677cef81642 100644
--- a/arch/x86/kvm/vmx/nested.c
+++ b/arch/x86/kvm/vmx/nested.c
@@ -3682,7 +3682,7 @@ void nested_mark_vmcs12_pages_dirty(struct kvm_vcpu *vcpu)
}
}

-static void vmx_complete_nested_posted_interrupt(struct kvm_vcpu *vcpu)
+static int vmx_complete_nested_posted_interrupt(struct kvm_vcpu *vcpu)
{
struct vcpu_vmx *vmx = to_vmx(vcpu);
int max_irr;
@@ -3690,17 +3690,17 @@ static void vmx_complete_nested_posted_interrupt(struct kvm_vcpu *vcpu)
u16 status;

if (!vmx->nested.pi_desc || !vmx->nested.pi_pending)
- return;
+ return 0;

vmx->nested.pi_pending = false;
if (!pi_test_and_clear_on(vmx->nested.pi_desc))
- return;
+ return 0;

max_irr = find_last_bit((unsigned long *)vmx->nested.pi_desc->pir, 256);
if (max_irr != 256) {
vapic_page = vmx->nested.virtual_apic_map.hva;
if (!vapic_page)
- return;
+ return 0;

__kvm_apic_update_irr(vmx->nested.pi_desc->pir,
vapic_page, &max_irr);
@@ -3713,6 +3713,7 @@ static void vmx_complete_nested_posted_interrupt(struct kvm_vcpu *vcpu)
}

nested_mark_vmcs12_pages_dirty(vcpu);
+ return 0;
}

static void nested_vmx_inject_exception_vmexit(struct kvm_vcpu *vcpu,
@@ -3887,8 +3888,7 @@ static int vmx_check_nested_events(struct kvm_vcpu *vcpu)
}

no_vmexit:
- vmx_complete_nested_posted_interrupt(vcpu);
- return 0;
+ return vmx_complete_nested_posted_interrupt(vcpu);
}

static u32 vmx_get_preemption_timer_value(struct kvm_vcpu *vcpu)
--
2.30.2


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