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-rw-r--r--virt/kvm/arm/mmu.c6
-rw-r--r--virt/kvm/kvm_main.c21
2 files changed, 7 insertions, 20 deletions
diff --git a/virt/kvm/arm/mmu.c b/virt/kvm/arm/mmu.c
index 19c961ac4e3c..1d97410b3470 100644
--- a/virt/kvm/arm/mmu.c
+++ b/virt/kvm/arm/mmu.c
@@ -2354,12 +2354,6 @@ void kvm_arch_free_memslot(struct kvm *kvm, struct kvm_memory_slot *free,
{
}
-int kvm_arch_create_memslot(struct kvm *kvm, struct kvm_memory_slot *slot,
- unsigned long npages)
-{
- return 0;
-}
-
void kvm_arch_memslots_updated(struct kvm *kvm, u64 gen)
{
}
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index af9eb59e6769..c4e80ad63e09 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -1040,12 +1040,13 @@ int __kvm_set_memory_region(struct kvm *kvm,
new.base_gfn = base_gfn;
new.npages = npages;
new.flags = mem->flags;
+ new.userspace_addr = mem->userspace_addr;
if (npages) {
if (!old.npages)
change = KVM_MR_CREATE;
else { /* Modify an existing slot. */
- if ((mem->userspace_addr != old.userspace_addr) ||
+ if ((new.userspace_addr != old.userspace_addr) ||
(npages != old.npages) ||
((new.flags ^ old.flags) & KVM_MEM_READONLY))
goto out;
@@ -1080,22 +1081,14 @@ int __kvm_set_memory_region(struct kvm *kvm,
}
}
- /* Free page dirty bitmap if unneeded */
- if (!(new.flags & KVM_MEM_LOG_DIRTY_PAGES))
- new.dirty_bitmap = NULL;
-
r = -ENOMEM;
- if (change == KVM_MR_CREATE) {
- new.userspace_addr = mem->userspace_addr;
- if (kvm_arch_create_memslot(kvm, &new, npages))
- goto out;
- }
-
- /* Allocate page dirty bitmap if needed */
- if ((new.flags & KVM_MEM_LOG_DIRTY_PAGES) && !new.dirty_bitmap) {
+ /* Allocate/free page dirty bitmap as needed */
+ if (!(new.flags & KVM_MEM_LOG_DIRTY_PAGES))
+ new.dirty_bitmap = NULL;
+ else if (!new.dirty_bitmap) {
if (kvm_create_dirty_bitmap(&new) < 0)
- goto out_free;
+ goto out;
}
slots = kvzalloc(sizeof(struct kvm_memslots), GFP_KERNEL_ACCOUNT);