Index: libvirt-1.2.4/src/lxc/lxc_container.c
===================================================================
--- libvirt-1.2.4.orig/src/lxc/lxc_container.c
+++ libvirt-1.2.4/src/lxc/lxc_container.c
@@ -164,12 +164,19 @@ int lxcContainerHasReboot(void)
     VIR_FREE(buf);
     cmd = v ? LINUX_REBOOT_CMD_CAD_ON : LINUX_REBOOT_CMD_CAD_OFF;
 
+#ifdef __ia64__
+    stacksize *= 2;
+#endif
     if (VIR_ALLOC_N(stack, stacksize) < 0)
         return -1;
 
     childStack = stack + stacksize;
 
+#ifdef __ia64__
+    cpid = __clone2(lxcContainerRebootChild, childStack, stacksize, flags, &cmd);
+#else
     cpid = clone(lxcContainerRebootChild, childStack, flags, &cmd);
+#endif
     VIR_FREE(stack);
     if (cpid < 0) {
         virReportSystemError(errno, "%s",
@@ -2007,6 +2014,9 @@ int lxcContainerStart(virDomainDefPtr de
         .handshakefd = handshakefd
     };
 
+#ifdef __ia64__
+    stacksize *= 2;
+#endif
     /* allocate a stack for the container */
     if (VIR_ALLOC_N(stack, stacksize) < 0)
         return -1;
@@ -2032,7 +2042,11 @@ int lxcContainerStart(virDomainDefPtr de
         cflags |= CLONE_NEWNET;
     }
 
+#ifdef __ia64__
+    pid = __clone2(lxcContainerChild, stacktop, stacksize, cflags, &args);
+#else
     pid = clone(lxcContainerChild, stacktop, cflags, &args);
+#endif
     VIR_FREE(stack);
     VIR_DEBUG("clone() completed, new container PID is %d", pid);
 
@@ -2066,12 +2080,19 @@ int lxcContainerAvailable(int features)
     if (features & LXC_CONTAINER_FEATURE_NET)
         flags |= CLONE_NEWNET;
 
+#ifdef __ia64__
+    stacksize *= 2;
+#endif
     if (VIR_ALLOC_N(stack, stacksize) < 0)
         return -1;
 
     childStack = stack + stacksize;
 
+#ifdef __ia64__
+    cpid = __clone2(lxcContainerDummyChild, childStack, stacksize, flags, NULL);
+#else
     cpid = clone(lxcContainerDummyChild, childStack, flags, NULL);
+#endif
     VIR_FREE(stack);
     if (cpid < 0) {
         char ebuf[1024] ATTRIBUTE_UNUSED;