Allow routerboard users to kexec into the newly installed kernel if kexec-tools is installed

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12286 3c298f89-4303-0410-b956-a3cf2f4a3e73

2 files changed, 11 insertions, 0 deletions

diff --git a/target/linux/rb532/base-files/sbin/cf2nand b/target/linux/rb532/base-files/sbin/cf2nand
index 146aa4f11..5b838dbbb 100755
--- a/target/linux/rb532/base-files/sbin/cf2nand
+++ b/target/linux/rb532/base-files/sbin/cf2nand
@@ -53,6 +53,11 @@ echo "Copying filesystem..."
 ( cd /tmp/cf2nand/rootfs; tar c . ) | ( cd /tmp/cf2nand/p2; tar x )
 echo "chmod ugo+x /" > /tmp/cf2nand/p2/etc/uci-defaults/set_root_permission
 sync
+# Use kexec is present
+[ -x /usr/bin/kexec ] && {
+	kexec -l /tmp/cf2nand/p1/kernel --command-line="$(cat /proc/cmdline) root=/dev/mtdblock1 rootfstype=yaffs2 init=/etc/preinit"
+	kexec -e
+}
 umount /tmp/cf2nand/p2
 rmdir /tmp/cf2nand/p2
 
diff --git a/target/linux/rb532/base-files/sbin/wget2nand b/target/linux/rb532/base-files/sbin/wget2nand
index 2101195bc..b0f4205e7 100755
--- a/target/linux/rb532/base-files/sbin/wget2nand
+++ b/target/linux/rb532/base-files/sbin/wget2nand
@@ -55,6 +55,12 @@ echo "chmod ugo+x /" > /tmp/wget2nand/etc/uci-defaults/set_root_permission
 sync
 ls /tmp/wget2nand-boot/
 ls /tmp/wget2nand/
+# use kexec if present
+[ -x /usr/bin/kexec ] && {
+	kexec -l /tmp/wget2nand-boot/kernel --command-line="$(cat /proc/cmdline) root=$main rootfstype=yaffs2 init=/etc/preinit"
+	kexec -e
+}
+
 # unmount the partitions and remove the directories into which they were mounted
 umount /tmp/wget2nand-boot
 umount /tmp/wget2nand