Fix ioapic_rte_to_remap_entry() on IA64.

Signed-off-by: Anthony Xu <anthony.xu@intel.com>
Signed-off-by: Dexuan Cui <dexuan.cui@intel.com>

diff --git a/xen/drivers/passthrough/vtd/intremap.c b/xen/drivers/passthrough/vtd/intremap.c
index 93218b6c09a2804361f98fc6ff79eda8efd5ecca..059ebf5a244b95bd9b48341bd489065fc6dd8558 100644 (file)
--- a/xen/drivers/passthrough/vtd/intremap.c
+++ b/xen/drivers/passthrough/vtd/intremap.c
@@ -129,7 +129,13 @@ static int ioapic_rte_to_remap_entry(struct iommu *iommu,
     memcpy(&new_ire, iremap_entry, sizeof(struct iremap_entry));
 
     if ( rte_upper )
+    {
+#if defined(__i386__) || defined(__x86_64__)
         new_ire.lo.dst = (value >> 24) << 8;
+#else /* __ia64__ */
+        new_ire.lo.dst = value >> 16;
+#endif
+    }
     else
     {
         *(((u32 *)&new_rte) + 0) = value;