[PATCH 4/7] KVM: arm64: Remove useless local variable

Will Deacon will at kernel.org
Fri Jul 24 10:35:03 EDT 2020


'is_iabt' is used exactly once in kvm_handle_guest_abort(). Remove it,
and inlined its definition instead.

Cc: Marc Zyngier <maz at kernel.org>
Cc: Quentin Perret <qperret at google.com>
Signed-off-by: Will Deacon <will at kernel.org>
---
 arch/arm64/kvm/mmu.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/arch/arm64/kvm/mmu.c b/arch/arm64/kvm/mmu.c
index ae17a99243e2..73e62d360a36 100644
--- a/arch/arm64/kvm/mmu.c
+++ b/arch/arm64/kvm/mmu.c
@@ -2064,14 +2064,13 @@ int kvm_handle_guest_abort(struct kvm_vcpu *vcpu, struct kvm_run *run)
 	phys_addr_t fault_ipa;
 	struct kvm_memory_slot *memslot;
 	unsigned long hva;
-	bool is_iabt, write_fault, writable;
+	bool write_fault, writable;
 	gfn_t gfn;
 	int ret, idx;
 
 	fault_status = kvm_vcpu_trap_get_fault_type(vcpu);
 
 	fault_ipa = kvm_vcpu_get_fault_ipa(vcpu);
-	is_iabt = kvm_vcpu_trap_is_iabt(vcpu);
 
 	/* Synchronous External Abort? */
 	if (kvm_vcpu_abt_is_extabt(vcpu)) {
@@ -2105,7 +2104,7 @@ int kvm_handle_guest_abort(struct kvm_vcpu *vcpu, struct kvm_run *run)
 	hva = gfn_to_hva_memslot_prot(memslot, gfn, &writable);
 	write_fault = kvm_is_write_fault(vcpu);
 	if (kvm_is_error_hva(hva) || (write_fault && !writable)) {
-		if (is_iabt) {
+		if (kvm_vcpu_trap_is_iabt(vcpu)) {
 			/* Prefetch Abort on I/O address */
 			ret = -ENOEXEC;
 			goto out;
-- 
2.28.0.rc0.142.g3c755180ce-goog




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