From: Avi Kivity <avi@qumranet.com>
Date: Sun, 9 Dec 2007 15:27:52 +0000 (+0200)
Subject: KVM: MMU: No need to pick up nx bit from guest pte
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b4ab019ce71efe30790b5aaa396549a16bb20608;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

KVM: MMU: No need to pick up nx bit from guest pte

We already set it according to cumulative access permissions.

Signed-off-by: Avi Kivity <avi@qumranet.com>
---

diff --git a/drivers/kvm/paging_tmpl.h b/drivers/kvm/paging_tmpl.h
index 211fef83be5d..179ce9e8145e 100644
--- a/drivers/kvm/paging_tmpl.h
+++ b/drivers/kvm/paging_tmpl.h
@@ -258,7 +258,6 @@ static void FNAME(set_pte)(struct kvm_vcpu *vcpu, pt_element_t gpte,
 	 * demand paging).
 	 */
 	spte = PT_PRESENT_MASK | PT_DIRTY_MASK;
-	spte |= gpte & PT64_NX_MASK;
 	if (!dirty)
 		pte_access &= ~ACC_WRITE_MASK;
 	if (!(pte_access & ACC_EXEC_MASK))