summaryrefslogtreecommitdiffstats
path: root/arch/powerpc/kvm/powerpc.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/kvm/powerpc.c')
-rw-r--r--arch/powerpc/kvm/powerpc.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c
index 87f4dc88607..879b14a6140 100644
--- a/arch/powerpc/kvm/powerpc.c
+++ b/arch/powerpc/kvm/powerpc.c
@@ -302,10 +302,18 @@ long kvm_arch_dev_ioctl(struct file *filp,
void kvm_arch_free_memslot(struct kvm_memory_slot *free,
struct kvm_memory_slot *dont)
{
+ if (!dont || free->arch.rmap != dont->arch.rmap) {
+ vfree(free->arch.rmap);
+ free->arch.rmap = NULL;
+ }
}
int kvm_arch_create_memslot(struct kvm_memory_slot *slot, unsigned long npages)
{
+ slot->arch.rmap = vzalloc(npages * sizeof(*slot->arch.rmap));
+ if (!slot->arch.rmap)
+ return -ENOMEM;
+
return 0;
}