Index: src/storage_backend.c
===================================================================
RCS file: /data/cvs/libvirt/src/storage_backend.c,v
retrieving revision 1.29
diff -u -r1.29 storage_backend.c
--- a/src/storage_backend.c	17 Nov 2008 11:19:33 -0000	1.29
+++ b/src/storage_backend.c	26 Nov 2008 12:40:19 -0000
@@ -270,6 +270,20 @@
     return 0;
 }
 
+void virStorageBackendWaitForDevices(virConnectPtr conn)
+{
+    const char *const settleprog[] = { UDEVSETTLE, NULL };
+    int exitstatus;
+
+    /*
+     * NOTE: we ignore errors here; this is just to make sure that any device
+     * nodes that are being created finish before we try to
+     * scan them.  If this fails (udevsettle exits badly, or doesn't exist
+     * at all), then we still have a fallback mechanism anyway.
+     */
+    virRun(conn, settleprog, &exitstatus);
+}
+
 /*
  * Given a volume path directly in /dev/XXX, iterate over the
  * entries in the directory pool->def->target.path and find the
Index: src/storage_backend.h
===================================================================
RCS file: /data/cvs/libvirt/src/storage_backend.h,v
retrieving revision 1.13
diff -u -r1.13 storage_backend.h
--- a/src/storage_backend.h	17 Nov 2008 11:19:33 -0000	1.13
+++ b/src/storage_backend.h	26 Nov 2008 12:40:19 -0000
@@ -69,6 +69,8 @@
                                      int fd,
                                      int withCapacity);
 
+void virStorageBackendWaitForDevices(virConnectPtr conn);
+
 char *virStorageBackendStablePath(virConnectPtr conn,
                                   virStoragePoolObjPtr pool,
                                   const char *devpath);
Index: src/storage_backend_logical.c
===================================================================
RCS file: /data/cvs/libvirt/src/storage_backend_logical.c,v
retrieving revision 1.26
diff -u -r1.26 storage_backend_logical.c
--- a/src/storage_backend_logical.c	17 Nov 2008 11:19:33 -0000	1.26
+++ b/src/storage_backend_logical.c	26 Nov 2008 12:40:19 -0000
@@ -470,6 +470,8 @@
     };
     int exitstatus;
 
+    virStorageBackendWaitForDevices(conn);
+
     /* Get list of all logical volumes */
     if (virStorageBackendLogicalFindLVs(conn, pool, NULL) < 0) {
         virStoragePoolObjClearVols(pool);
Index: src/storage_backend_disk.c
===================================================================
RCS file: /data/cvs/libvirt/src/storage_backend_disk.c,v
retrieving revision 1.20
diff -u -r1.20 storage_backend_disk.c
--- a/src/storage_backend_disk.c	17 Nov 2008 11:19:33 -0000	1.20
+++ b/src/storage_backend_disk.c	26 Nov 2008 12:40:19 -0000
@@ -262,6 +262,8 @@
     VIR_FREE(pool->def->source.devices[0].freeExtents);
     pool->def->source.devices[0].nfreeExtent = 0;
 
+    virStorageBackendWaitForDevices(conn);
+
     return virStorageBackendDiskReadPartitions(conn, pool, NULL);
 }
 
Index: src/storage_backend_iscsi.c
===================================================================
RCS file: /data/cvs/libvirt/src/storage_backend_iscsi.c,v
retrieving revision 1.18
diff -u -r1.18 storage_backend_iscsi.c
--- a/src/storage_backend_iscsi.c	17 Nov 2008 11:19:33 -0000	1.18
+++ b/src/storage_backend_iscsi.c	26 Nov 2008 12:40:19 -0000
@@ -603,6 +603,8 @@
 
     pool->def->allocation = pool->def->capacity = pool->def->available = 0;
 
+    virStorageBackendWaitForDevices(conn);
+
     if ((session = virStorageBackendISCSISession(conn, pool)) == NULL)
         goto cleanup;
     if (virStorageBackendISCSIRescanLUNs(conn, pool, session) < 0)
Index: configure.in
===================================================================
RCS file: /data/cvs/libvirt/configure.in,v
retrieving revision 1.187
diff -u -r1.187 configure.in
--- a/configure.in	25 Nov 2008 15:48:11 -0000	1.187
+++ b/configure.in	26 Nov 2008 12:40:19 -0000
@@ -115,11 +115,15 @@
 	[/sbin:/usr/sbin:/usr/local/sbin:$PATH])
 AC_PATH_PROG([BRCTL], [brctl], [brctl],
 	[/sbin:/usr/sbin:/usr/local/sbin:$PATH])
+AC_PATH_PROG([UDEVSETTLE], [udevsettle], [udevsettle],
+	[/sbin:/usr/sbin:/usr/local/sbin:$PATH])
 
 AC_DEFINE_UNQUOTED([DNSMASQ],["$DNSMASQ"],
         [Location or name of the dnsmasq program])
 AC_DEFINE_UNQUOTED([BRCTL],["$BRCTL"],
         [Location or name of the brctl program (see bridge-utils)])
+AC_DEFINE_UNQUOTED([UDEVSETTLE],["$UDEVSETTLE"],
+	[Location or name of the udevsettle program (see udev)])
 
 dnl Specific dir for HTML output ?
 AC_ARG_WITH([html-dir], [AC_HELP_STRING([--with-html-dir=path],