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zfs-initramfs: Support GRUB's native root=ZFS= #140

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zfs-initramfs: Support GRUB's native root=ZFS= #140

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zfs-initramfs: Support GRUB's native root=ZFS= 
Upstream GRUB sets root=ZFS=rpool/path/to/rootfs by default.  By
supporting that syntax (while retaining the existing support for
backwards compatibility), we can work out-of-the-box.
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@rlaager
rlaager committed Feb 22, 2015
commit d3cab97ca061fac828a59cf5c3dda42c570fb454
8 changes: 8 additions & 0 deletions debian/tree/zfs-initramfs/usr/share/initramfs-tools/conf.d/zfs
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@@ -0,0 +1,8 @@
for x in $(cat /proc/cmdline)
do
case $x in
root=ZFS=*)
BOOT=zfs
;;
esac
done
6 changes: 6 additions & 0 deletions debian/tree/zfs-initramfs/usr/share/initramfs-tools/scripts/zfs
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Expand Up @@ -75,6 +75,12 @@ mountroot()
ZFS_RPOOL=$(echo "$ZFS_RPOOL" | sed -e 's,/.*,,')
fi

if [ -z "$ZFS_RPOOL" ]
then
ZFS_BOOTFS=${ROOT#ZFS=}
ZFS_RPOOL=$(echo "$ZFS_BOOTFS" | sed -e 's,/.*,,')
fi

# Use "rpool" as the default, like on most Solaris systems.
[ -z "$ZFS_RPOOL" ] && ZFS_RPOOL='rpool'

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