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authorLan Tianyu <Tianyu.Lan@microsoft.com>2018-12-06 21:21:10 +0800
committerPaolo Bonzini <pbonzini@redhat.com>2018-12-21 11:28:41 +0100
commit748c0e312fce983bd7854b369b192e24dce90878 (patch)
treefa6c52e90d0ee3db59f013bd1305970595bcc86a /arch/mips/kvm
parentc3134ce240eed2eaa9703579ef99c3099665236e (diff)
downloadlinux-748c0e312fce983bd7854b369b192e24dce90878.tar.bz2
KVM: Make kvm_set_spte_hva() return int
The patch is to make kvm_set_spte_hva() return int and caller can check return value to determine flush tlb or not. Signed-off-by: Lan Tianyu <Tianyu.Lan@microsoft.com> Acked-by: Paul Mackerras <paulus@ozlabs.org> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/mips/kvm')
-rw-r--r--arch/mips/kvm/mmu.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/mips/kvm/mmu.c b/arch/mips/kvm/mmu.c
index d8dcdb350405..97e538a8c1be 100644
--- a/arch/mips/kvm/mmu.c
+++ b/arch/mips/kvm/mmu.c
@@ -551,7 +551,7 @@ static int kvm_set_spte_handler(struct kvm *kvm, gfn_t gfn, gfn_t gfn_end,
(pte_dirty(old_pte) && !pte_dirty(hva_pte));
}
-void kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte)
+int kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte)
{
unsigned long end = hva + PAGE_SIZE;
int ret;
@@ -559,6 +559,7 @@ void kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte)
ret = handle_hva_to_gpa(kvm, hva, end, &kvm_set_spte_handler, &pte);
if (ret)
kvm_mips_callbacks->flush_shadow_all(kvm);
+ return 0;
}
static int kvm_age_hva_handler(struct kvm *kvm, gfn_t gfn, gfn_t gfn_end,