File ioemu-disable-emulated-ide-if-pv.patch of Package xen

Index: xen-4.0.2-testing/tools/ioemu-qemu-xen/qemu-xen.h
===================================================================
--- xen-4.0.2-testing.orig/tools/ioemu-qemu-xen/qemu-xen.h
+++ xen-4.0.2-testing/tools/ioemu-qemu-xen/qemu-xen.h
@@ -1,6 +1,8 @@
 #ifndef QEMU_XEN_H
 #define QEMU_XEN_H
 
+#include "hw/boards.h"
+
 /* vl.c */
 extern int restore;
 extern int vga_ram_size;
@@ -73,7 +75,7 @@ void handle_buffered_pio(void);
 #endif
 
 /* xenstore.c */
-void xenstore_parse_domain_config(int domid);
+void xenstore_parse_domain_config(int domid, QEMUMachine *machine);
 int xenstore_parse_disable_pf_config(void);
 int xenstore_fd(void);
 void xenstore_process_event(void *opaque);
Index: xen-4.0.2-testing/tools/ioemu-qemu-xen/vl.c
===================================================================
--- xen-4.0.2-testing.orig/tools/ioemu-qemu-xen/vl.c
+++ xen-4.0.2-testing/tools/ioemu-qemu-xen/vl.c
@@ -5827,10 +5827,10 @@ int main(int argc, char **argv, char **e
         if ((msg = xenbus_read(XBT_NIL, "domid", &domid_s)))
             fprintf(stderr,"Can not read our own domid: %s\n", msg);
         else
-            xenstore_parse_domain_config(atoi(domid_s));
+            xenstore_parse_domain_config(atoi(domid_s), machine);
     }
 #else
-    xenstore_parse_domain_config(domid);
+    xenstore_parse_domain_config(domid, machine);
 #endif /* CONFIG_STUBDOM */
 
     /* we always create the cdrom drive, even if no disk is there */
Index: xen-4.0.2-testing/tools/ioemu-qemu-xen/xenstore.c
===================================================================
--- xen-4.0.2-testing.orig/tools/ioemu-qemu-xen/xenstore.c
+++ xen-4.0.2-testing/tools/ioemu-qemu-xen/xenstore.c
@@ -397,7 +397,7 @@ static const char *xenstore_get_guest_uu
 #define PT_PCI_POWER_MANAGEMENT_DEFAULT 0
 int direct_pci_msitranslate;
 int direct_pci_power_mgmt;
-void xenstore_parse_domain_config(int hvm_domid)
+void xenstore_parse_domain_config(int hvm_domid, QEMUMachine *machine)
 {
     char **e_danger = NULL;
     char *buf = NULL;
@@ -718,15 +718,19 @@ void xenstore_parse_domain_config(int hv
 
 #endif
 
-	drives_table[nb_drives].bdrv = bs;
-	drives_table[nb_drives].used = 1;
+        if (machine == &xenfv_machine) {
+            drives_table[nb_drives].bdrv = bs;
+            drives_table[nb_drives].used = 1;
 #ifdef CONFIG_STUBDOM
-    media_filename[nb_drives] = strdup(danger_buf);
+            media_filename[nb_drives] = strdup(danger_buf);
 #else
-    media_filename[nb_drives] = strdup(bs->filename);
+            media_filename[nb_drives] = strdup(bs->filename);
 #endif
-	nb_drives++;
-
+            nb_drives++;
+        } else {
+            qemu_aio_flush();
+            bdrv_close(bs);
+        }
     }
 
 #ifdef CONFIG_STUBDOM