initramfs-framework: rootfs: add support for LABEL

The rootfs can also be found via the partition label.

Signed-off-by: Ricardo Salveti <ricardo@opensourcefoundries.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>

diff --git a/meta/recipes-core/initrdscripts/initramfs-framework/rootfs b/meta/recipes-core/initrdscripts/initramfs-framework/rootfs
index 14768f1cd40ec88892710fd83c41b1927ce73642..76fa84d3545f425a7f0188dd4eb81a47f0962b73 100644 (file)
--- a/meta/recipes-core/initrdscripts/initramfs-framework/rootfs
+++ b/meta/recipes-core/initrdscripts/initramfs-framework/rootfs
@@ -31,6 +31,11 @@ rootfs_run() {
                                bootparam_root="/dev/disk/by-partuuid/$root_uuid"
                        fi
 
+                       if [ "`echo ${bootparam_root} | cut -c1-6`" = "LABEL=" ]; then
+                               root_label=`echo $bootparam_root | cut -c7-`
+                               bootparam_root="/dev/disk/by-label/$root_label"
+                       fi
+
                        if [ -e "$bootparam_root" ]; then
                                flags=""
                                if [ -n "$bootparam_ro" ] && ! echo "$bootparam_rootflags" | grep -w -q "ro"; then