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KVM: x86/mmu: Rename cr2_or_gpa to gpa in fast_page_fault

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fast_page_fault is only called from direct_page_fault where we know the
address is a gpa.

Fixes: 736c291c9f ("KVM: x86: Use gpa_t for cr2/gpa to fix TDP support on 32-bit KVM")
Reviewed-by: Ben Gardon <bgardon@google.com>
Reviewed-by: Sean Christopherson <seanjc@google.com>
Signed-off-by: David Matlack <dmatlack@google.com>
Message-Id: <20210713220957.3493520-2-dmatlack@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
David Matlack
2021-07-13 22:09:52 +00:00
committed by Paolo Bonzini
parent 605c713023
commit 76cd325ea7
1 changed files with 3 additions and 5 deletions
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8
arch/x86/kvm/mmu/mmu.c
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@@ -3103,8 +3103,7 @@ static bool is_access_allowed(u32 fault_err_code, u64 spte)
/*
* Returns one of RET_PF_INVALID, RET_PF_FIXED or RET_PF_SPURIOUS.
*/
static int fast_page_fault(struct kvm_vcpu *vcpu, gpa_t cr2_or_gpa,
u32 error_code)
static int fast_page_fault(struct kvm_vcpu *vcpu, gpa_t gpa, u32 error_code)
{
struct kvm_shadow_walk_iterator iterator;
struct kvm_mmu_page *sp;
@@ -3120,7 +3119,7 @@ static int fast_page_fault(struct kvm_vcpu *vcpu, gpa_t cr2_or_gpa,
do {
u64 new_spte;
for_each_shadow_entry_lockless(vcpu, cr2_or_gpa, iterator, spte)
for_each_shadow_entry_lockless(vcpu, gpa, iterator, spte)
if (!is_shadow_present_pte(spte))
break;
@@ -3199,8 +3198,7 @@ static int fast_page_fault(struct kvm_vcpu *vcpu, gpa_t cr2_or_gpa,
} while (true);
trace_fast_page_fault(vcpu, cr2_or_gpa, error_code, iterator.sptep,
spte, ret);
trace_fast_page_fault(vcpu, gpa, error_code, iterator.sptep, spte, ret);
walk_shadow_page_lockless_end(vcpu);
return ret;