KVM: Downsize max support MSI-X entry to 256
We only trap one page for MSI-X entry now, so it's 4k/(128/8) = 256 entries at
most.
Signed-off-by: Sheng Yang <sheng@linux.intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
diff --git a/include/linux/kvm.h b/include/linux/kvm.h
index 65df6f5..632a856 100644
--- a/include/linux/kvm.h
+++ b/include/linux/kvm.h
@@ -676,7 +676,7 @@
__u16 padding;
};
-#define KVM_MAX_MSIX_PER_DEV 512
+#define KVM_MAX_MSIX_PER_DEV 256
struct kvm_assigned_msix_entry {
__u32 assigned_dev_id;
__u32 gsi;