Changeset 1718 in MondoRescue for branches/2.2.5

Timestamp:

Oct 28, 2007, 11:18:13 AM (16 years ago)

Author:

Bruno Cornec

Message:

• Still working on udev support in mindi
  • auto creation of the right links at boot time with udev-links.conf(from Mandriva 2008.0)
  • rework startup of udev as current makes kernel crash (from Mandriva 2008.0)
  • add support for 64 bits udev
• Try to render MyInsmod silent at boot time

Location:

branches/2.2.5/mindi

Files:

• mindi (modified) (1 diff)
• rootfs/etc/udev-links.conf (added)
• rootfs/sbin/init (modified) (3 diffs)

branches/2.2.5/mindi/mindi

@@ -2768 +2768 @@
         echo "udev device manager found" > tmp/USE-UDEV
         cp --parents -Rdf /etc/udev . 2> /dev/null
-        cp --parents -Rdf /lib/udev . 2> /dev/null
+        cp --parents -Rdf /lib/udev /lib64/udev . 2> /dev/null
     fi
     for w in cdrom floppy groovy-stuff ; do

branches/2.2.5/mindi/rootfs/sbin/init

@@ -252 +252 @@
 }
 
+# Taken from udev management in Mandriva 2008.0. Kudos guys
+make_extra_nodes () {
+    # there are a few things that sysfs does not export for us.
+    # these things are listed in /etc/udev/links.conf
+    grep '^[^#]' /etc/udev-links.conf | \
+    while read type name arg1; do
+        [ "$type" -a "$name" -a ! -e "/dev/$name" -a ! -L "/dev/$name" ] ||continue
+        case "$type" in
+            L) ln -s $arg1 /dev/$name ;;
+            D) mkdir -p /dev/$name ;;
+            M) mknod --mode=600 /dev/$name $arg1 ;;
+            *) gprintf "udev-links.conf: unparseable line (%s %s %s)\n" "$type" "$name" "$arg1" ;;
+        esac
+    done
+}
+
+
 RunUdevd() {
-    # Inspiration from LFS docs
-    mkdir -p /lib/udev/devices &&
-    mknod -m0666 /lib/udev/devices/null c 1 3
-    ln -sf /proc/self/fd /lib/udev/devices/fd &&
-    ln -sf /proc/self/fd/0 /lib/udev/devices/stdin &&
-    ln -sf /proc/self/fd/1 /lib/udev/devices/stdout &&
-    ln -sf /proc/self/fd/2 /lib/udev/devices/stderr &&
-    ln -sf /proc/kcore /lib/udev/devices/core &&
-    mkdir -p /lib/udev/devices/{pts,shm}
-    cp -R /lib/udev/devices/* /dev
+    # Inspiration from Mandriva 2008.0 startup script
+    echo "Preparing udev environment..."
+    mv /dev /dev.static
+    mkdir /dev
+    mount -n -o size=5M,mode=0755 -t tmpfs none /dev
+    make_extra_nodes
+    mount -n -t devpts -o mode=620 none /dev/pts
+    mount -n -t tmpfs  none /dev/shm
     udevd --daemon
 }
-
-
 
 
@@ -448 +461 @@
     install-additional-tools
     echo "Inserting modules ..."
+    # Keep the kernel silent again
+    PKLVL=`cut -f1 /proc/sys/kernel/printk`
+    echo 0 > /proc/sys/kernel/printk
     insert-all-my-modules >> $LOGFILE 2>> $LOGFILE
+    echo $PKLVL > /proc/sys/kernel/printk
 }
 
@@ -480 +497 @@
     RunUdevd
 fi
-echo "Starting potential Raid/LVMs ..."
 ExtractDevTarballs
 LaunchTerminals
+
+# Keeping kernel silent  for module insertion
+PKLVL=`cut -f1 /proc/sys/kernel/printk`
+echo 0 > /proc/sys/kernel/printk
 InsertEssentialModules
+echo $PKLVL > /proc/sys/kernel/printk
+
 EnableCcissIfAppropriate
 #-------------------------------