From 29f0f55c0e7debef879674ed288c1d3af0f84772 Mon Sep 17 00:00:00 2001 From: "Robin H. Johnson" Date: Mon, 24 Jun 2013 19:31:58 +0000 Subject: [PATCH] efivarfs: Support EFI variable access in 3.10 kernels. In the 3.10 kernel, EFI variables are now provided by a dedicated filesystem that needs to be mounted. Signed-off-by: Robin H. Johnson --- init.d/sysfs.in | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/init.d/sysfs.in b/init.d/sysfs.in index 114a6530..7658cb5f 100644 --- a/init.d/sysfs.in +++ b/init.d/sysfs.in @@ -81,6 +81,20 @@ mount_misc() eend $? fi fi + + # setup up kernel support for efivarfs + # slightly complicated, as if it's build as a module but NOT yet loaded, + # it will NOT appear in /proc/filesystems yet + if [ -d /sys/firmware/efi/efivars ] \ + && ! mountinfo -q /sys/firmware/efi/efivars; then + modprobe -q efivarfs + if grep -qs efivarfs /proc/filesystems; then + ebegin "Mounting efivarfs filesystem" + mount -n -t efivarfs -o ${sysfs_opts} \ + efivarfs /sys/firmware/efi/efivars + eend $? + fi + fi } mount_cgroups()