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| author |   Haris Okanovic <haris.okanovic@ni.com> | 2019-11-07 13:24:54 -0600 |
|---|---|---|
| committer |   Richard Purdie <richard.purdie@linuxfoundation.org> | 2019-11-10 14:04:55 +0000 |
| commit | 0fb92b500b7d6b84368ca3a85e675400c6473987 (patch) | |
| tree | 616566b950bf210e7ab3061ef698934ac13baa7c | |
| parent | db4be094b0d6741ca4f9e2cbb499fc9c224fa690 (diff) | |
| download | openembedded-core-contrib-0fb92b500b7d6b84368ca3a85e675400c6473987.tar.gz | |
initscripts/sysfs.sh: Mount /sys/firmware/efi/efivars when possible
Without this change, efibootmgr is unable to recover BootOrder if lost
during a previous write operation, e.g. exceeded storage capacity. This
is problematic using EFI to manage boot flow from Linux (E.g. via RAUC).
https://www.kernel.org/doc/Documentation/filesystems/efivarfs.txt
Signed-off-by: Haris Okanovic <haris.okanovic@ni.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
| -rw-r--r-- | meta/recipes-core/initscripts/initscripts-1.0/sysfs.sh | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/meta/recipes-core/initscripts/initscripts-1.0/sysfs.sh b/meta/recipes-core/initscripts/initscripts-1.0/sysfs.sh index f5b5b9904b..4871ee94e5 100644 --- a/meta/recipes-core/initscripts/initscripts-1.0/sysfs.sh +++ b/meta/recipes-core/initscripts/initscripts-1.0/sysfs.sh @@ -26,6 +26,10 @@ if [ -e /sys/kernel/config ] && grep -q configfs /proc/filesystems; then mount -t configfs configfs /sys/kernel/config fi +if [ -e /sys/firmware/efi/efivars ] && grep -q efivarfs /proc/filesystems; then + mount -t efivarfs efivarfs /sys/firmware/efi/efivars +fi + if ! [ -e /dev/zero ] && [ -e /dev ] && grep -q devtmpfs /proc/filesystems; then mount -n -t devtmpfs devtmpfs /dev fi |