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authorLinus Torvalds <torvalds@linux-foundation.org>2016-09-12 14:30:14 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-09-12 14:30:14 -0700
commitac059c4fa78ff548ad7b2ecbad491e46bfbc6d2d (patch)
treee8a2bcc9c4caaff900ce9cf5a18f11b7a7e4b305 /arch/arm
parent2c937eb4ddca946bb74936cf63aba0f94aa0efb3 (diff)
parent27bd44e06cf4e6c51b985810e7c56147bc8d94d5 (diff)
downloadlinux-ac059c4fa78ff548ad7b2ecbad491e46bfbc6d2d.tar.gz
Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm
Pull KVM fixes from Paolo Bonzini:
 - s390: nested virt fixes (new 4.8 feature)
 - x86: fixes for 4.8 regressions
 - ARM: two small bugfixes

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
  kvm-arm: Unmap shadow pagetables properly
  x86, clock: Fix kvm guest tsc initialization
  arm: KVM: Fix idmap overlap detection when the kernel is idmap'ed
  KVM: lapic: adjust preemption timer correctly when goes TSC backward
  KVM: s390: vsie: fix riccbd
  KVM: s390: don't use current->thread.fpu.* when accessing registers
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/kvm/arm.c2
-rw-r--r--arch/arm/kvm/mmu.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c
index 75f130ef6504..c94b90d43772 100644
--- a/arch/arm/kvm/arm.c
+++ b/arch/arm/kvm/arm.c
@@ -158,8 +158,6 @@ void kvm_arch_destroy_vm(struct kvm *kvm)
 {
 	int i;
 
-	kvm_free_stage2_pgd(kvm);
-
 	for (i = 0; i < KVM_MAX_VCPUS; ++i) {
 		if (kvm->vcpus[i]) {
 			kvm_arch_vcpu_free(kvm->vcpus[i]);
diff --git a/arch/arm/kvm/mmu.c b/arch/arm/kvm/mmu.c
index 29d0b23af2a9..e9a5c0e0c115 100644
--- a/arch/arm/kvm/mmu.c
+++ b/arch/arm/kvm/mmu.c
@@ -1714,7 +1714,8 @@ int kvm_mmu_init(void)
 		 kern_hyp_va(PAGE_OFFSET), kern_hyp_va(~0UL));
 
 	if (hyp_idmap_start >= kern_hyp_va(PAGE_OFFSET) &&
-	    hyp_idmap_start <  kern_hyp_va(~0UL)) {
+	    hyp_idmap_start <  kern_hyp_va(~0UL) &&
+	    hyp_idmap_start != (unsigned long)__hyp_idmap_text_start) {
 		/*
 		 * The idmap page is intersecting with the VA space,
 		 * it is not safe to continue further.
@@ -1893,6 +1894,7 @@ void kvm_arch_memslots_updated(struct kvm *kvm, struct kvm_memslots *slots)
 
 void kvm_arch_flush_shadow_all(struct kvm *kvm)
 {
+	kvm_free_stage2_pgd(kvm);
 }
 
 void kvm_arch_flush_shadow_memslot(struct kvm *kvm,