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Diffstat (limited to 'arch/mips/kvm/mmu.c')
-rw-r--r--arch/mips/kvm/mmu.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/mips/kvm/mmu.c b/arch/mips/kvm/mmu.c
index 28c366d307e7..3dabeda82458 100644
--- a/arch/mips/kvm/mmu.c
+++ b/arch/mips/kvm/mmu.c
@@ -1074,6 +1074,7 @@ int kvm_mips_handle_commpage_tlb_fault(unsigned long badvaddr,
{
kvm_pfn_t pfn;
pte_t *ptep;
+ pgprot_t prot;
ptep = kvm_trap_emul_pte_for_gva(vcpu, badvaddr);
if (!ptep) {
@@ -1083,7 +1084,8 @@ int kvm_mips_handle_commpage_tlb_fault(unsigned long badvaddr,
pfn = PFN_DOWN(virt_to_phys(vcpu->arch.kseg0_commpage));
/* Also set valid and dirty, so refill handler doesn't have to */
- *ptep = pte_mkyoung(pte_mkdirty(pfn_pte(pfn, PAGE_SHARED)));
+ prot = vm_get_page_prot(VM_READ|VM_WRITE|VM_SHARED);
+ *ptep = pte_mkyoung(pte_mkdirty(pfn_pte(pfn, prot)));
/* Invalidate this entry in the TLB, guest kernel ASID only */
kvm_mips_host_tlb_inv(vcpu, badvaddr, false, true);