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-rw-r--r--virt/kvm/kvm_main.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 121e65cccc58..7972e3aa2cae 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -1061,7 +1061,10 @@ static long kvm_dev_ioctl(struct file *filp,
r = -EINVAL;
if (arg)
goto out;
- r = 2 * PAGE_SIZE;
+ r = PAGE_SIZE; /* struct kvm_run */
+#ifdef CONFIG_X86
+ r += PAGE_SIZE; /* pio data page */
+#endif
break;
default:
return kvm_arch_dev_ioctl(filp, ioctl, arg);