On Fri, 17 Feb 2012 11:11:04 +1030 Kevin Shanahan wrote:

When installing on a KVM guest with virtio block devices, the disk detection fails because of missing 'type' file in sysfs for these devices. Try identifying via the 'vendor' file if 'type' is missing.

Signed-off-by: Kevin Shanahan --- src/core/libs/lib-blockdevices-filesystems.sh | 10 ++++++++++ 1 files changed, 10 insertions(+), 0 deletions(-)

diff --git a/src/core/libs/lib-blockdevices-filesystems.sh b/src/core/libs/lib-blockdevices-filesystems.sh index 84a6b34..8f67e65 100644 --- a/src/core/libs/lib-blockdevices-filesystems.sh +++ b/src/core/libs/lib-blockdevices-filesystems.sh @@ -225,6 +225,16 @@ finddisks() { echo -ne "/dev/$DEVNAME $1" unset DEVNAME fi + elif [[ -f $dev/device/vendor ]]; then + local vendor + read vendor < /sys/block/${dev##*/}/device/vendor + # Virtio disks (/dev/vd*) don't have a the 'type' file in sysfs + # but seem to have a vendor file with a unique value + if [[ "$vendor" = "0x1af4" ]]; then + source "$dev/uevent" + echo -ne "/dev/$DEVNAME $1" + unset DEVNAME + fi fi done

this seems to be a patch for the master branch. have a look at the develop branch, where changes already have been made to support virtio. Dieter