i810: fix kernel crash fix when struct fb_var_screeninfo is supplied

[linux-2.6.git] / init / do_mounts.c

diff --git a/init/do_mounts.c b/init/do_mounts.c
index 5efca73b39f908bfbd4844c97c0a3b9dc60d8377..8d4ff5afc1d80b56963cbf119b162a3ebce61124 100644 (file)
--- a/init/do_mounts.c
+++ b/init/do_mounts.c
@@ -13,6 +13,7 @@
 #include <linux/init.h>
 #include <linux/fs.h>
 #include <linux/initrd.h>
+#include <linux/async.h>
 
 #include <linux/nfs_fs.h>
 #include <linux/nfs_fs_sb.h>
@@ -369,9 +370,14 @@ void __init prepare_namespace(void)
                ssleep(root_delay);
        }
 
-       /* wait for the known devices to complete their probing */
-       while (driver_probe_done() != 0)
-               msleep(100);
+       /*
+        * wait for the known devices to complete their probing
+        *
+        * Note: this is a potential source of long boot delays.
+        * For example, it is not atypical to wait 5 seconds here
+        * for the touchpad of a laptop to initialize.
+        */
+       wait_for_device_probe();
 
        md_run_setup();
 
@@ -397,6 +403,7 @@ void __init prepare_namespace(void)
                while (driver_probe_done() != 0 ||
                        (ROOT_DEV = name_to_dev_t(saved_root_name)) == 0)
                        msleep(100);
+               async_synchronize_full();
        }
 
        is_floppy = MAJOR(ROOT_DEV) == FLOPPY_MAJOR;