Obviously you didn't check if this is already corrected in trunk. On 20.10.2013 14:30, Gene Czarcinski wrote: > grub2 has a problem handling the case where root ("/") resides on a > BTRFS multi-volume storage. > > The patch below corrects the problem. This has been tested on both real > and virtual hardware on Fedora 18, Fedora 19, and Fedora 20-Beta. > > I submitted this last January but it appears to have fallen through the > creacks. > > Gene > > ------------------------------------------------------------------------------------------------------------------------------------------------------- > > > From b9ed3e49354f5159d962c083b68cf06723a4aff5 Mon Sep 17 00:00:00 2001 > From: Fedora Ninjas <grub2-ow...@fedoraproject.org> > Date: Mon, 14 Oct 2013 16:11:00 -0400 > Subject: [PATCH] support for multi-device btrfs volume > > The current code produces error messages if passed a device > list with multiple devices for a btrfs volume. It worked OK > for single device btrfs volume. > > This has been regression tested with root/boot on a regular > partition, single device VG logical volume, and single > device btrfs volume. > > The name was change from device to devices to indicate that it > could be a device list plus the comments were added. > --- > util/grub-mkconfig_lib.in | 7 +++++-- > 1 file changed, 5 insertions(+), 2 deletions(-) > > diff --git a/util/grub-mkconfig_lib.in b/util/grub-mkconfig_lib.in > index b48e2af..d4d6ba0 100644 > --- a/util/grub-mkconfig_lib.in > +++ b/util/grub-mkconfig_lib.in > @@ -270,10 +270,13 @@ gettext_printf () { > printf "$(gettext "$gettext_printf_format")" "$@" > } > > +# $1 may be a list of devices separated by blanks. grub_probe accepts > +# multiple arguments after --device but each device must be in a separate > +# argument. Hence ${devices} rather than "${devices}". > uses_abstraction () { > - device="$1" > + devices="$1" > > - abstraction="`"${grub_probe}" --device "${device}" > --target=abstraction`" > + abstraction="`"${grub_probe}" --device ${devices} --target=abstraction`" > for module in ${abstraction}; do > if test "x${module}" = "x$2"; then > return 0
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