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authorDiego Rondini <diego.rondini@kynetics.com>2019-09-19 09:45:09 +0200
committerRichard Purdie <richard.purdie@linuxfoundation.org>2019-10-02 10:07:18 +0100
commitebc974be12c3e83e961c99c24fde267d6c8e8bfc (patch)
tree07e97053458b4eb47412dbcb4c2c3a41f51bbe52
parentf78248a2380bbbbf271b5bb02c762f5bc7a3a92e (diff)
downloadopenembedded-core-contrib-ebc974be12c3e83e961c99c24fde267d6c8e8bfc.tar.gz
initramfs-framework: support PARTLABEL option
Since commit (kernel >= 4.20): https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f027c34d844013d9d6c902af8fa01a82d6e5073d specifying rootfs by PARTLABEL is supported. This commit adds support to specify root by GPT partition label. Signed-off-by: Diego Rondini <diego.rondini@kynetics.com> Signed-off-by: Ross Burton <ross.burton@intel.com>
-rw-r--r--meta/recipes-core/initrdscripts/initramfs-framework/rootfs5
1 files changed, 5 insertions, 0 deletions
diff --git a/meta/recipes-core/initrdscripts/initramfs-framework/rootfs b/meta/recipes-core/initrdscripts/initramfs-framework/rootfs
index f8c73b9726..748c9391c0 100644
--- a/meta/recipes-core/initrdscripts/initramfs-framework/rootfs
+++ b/meta/recipes-core/initrdscripts/initramfs-framework/rootfs
@@ -36,6 +36,11 @@ rootfs_run() {
bootparam_root="/dev/disk/by-partlabel/$root_partlabel"
fi
+ if [ "`echo ${bootparam_root} | cut -c1-10`" = "PARTLABEL=" ]; then
+ root_partlabel=`echo $bootparam_root | cut -c11-`
+ bootparam_root="/dev/disk/by-partlabel/$root_partlabel"
+ 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"