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From ca64eeec79c93b89aea51b3f26d9539db5cf2a65 Mon Sep 17 00:00:00 2001
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From: Harald Hoyer <harald@redhat.com>
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Date: Thu, 30 Jun 2016 15:22:47 +0200
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Subject: [PATCH] virtfs: use systemd generator
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use a systemd generator, instead of a dracut hook to mount
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---
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modules.d/95virtfs/module-setup.sh | 7 ++++-
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modules.d/95virtfs/parse-virtfs.sh | 2 +-
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modules.d/95virtfs/virtfs-generator.sh | 39 ++++++++++++++++++++++++++
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3 files changed, 46 insertions(+), 2 deletions(-)
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create mode 100755 modules.d/95virtfs/virtfs-generator.sh
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diff --git a/modules.d/95virtfs/module-setup.sh b/modules.d/95virtfs/module-setup.sh
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index 12bd354b..3d80b75f 100755
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--- a/modules.d/95virtfs/module-setup.sh
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+++ b/modules.d/95virtfs/module-setup.sh
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@@ -37,5 +37,10 @@ installkernel() {
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install() {
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inst_hook cmdline 95 "$moddir/parse-virtfs.sh"
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- inst_hook mount 99 "$moddir/mount-virtfs.sh"
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+
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+ if ! dracut_module_included "systemd"; then
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+ inst_hook mount 99 "$moddir/mount-virtfs.sh"
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+ else
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+ inst_script "$moddir/virtfs-generator.sh" $systemdutildir/system-generators/dracut-virtfs-generator
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+ fi
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}
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diff --git a/modules.d/95virtfs/parse-virtfs.sh b/modules.d/95virtfs/parse-virtfs.sh
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index ce6de6d4..a9ad48a9 100755
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--- a/modules.d/95virtfs/parse-virtfs.sh
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+++ b/modules.d/95virtfs/parse-virtfs.sh
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@@ -3,7 +3,7 @@
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# ex: ts=8 sw=4 sts=4 et filetype=sh
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if [ "${root%%:*}" = "virtfs" ] ; then
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- modprobe 9pnet_virtio
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+ initqueue --onetime modprobe -b -q 9pnet_virtio
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rootok=1
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fi
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diff --git a/modules.d/95virtfs/virtfs-generator.sh b/modules.d/95virtfs/virtfs-generator.sh
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new file mode 100755
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index 00000000..3bdddf11
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--- /dev/null
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+++ b/modules.d/95virtfs/virtfs-generator.sh
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@@ -0,0 +1,39 @@
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+#!/bin/sh
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+# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
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+# ex: ts=8 sw=4 sts=4 et filetype=sh
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+
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+type getarg >/dev/null 2>&1 || . /lib/dracut-lib.sh
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+
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+[ -z "$root" ] && root=$(getarg root=)
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+
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+[ "${root%%:*}" = "virtfs" ] || exit 0
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+
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+GENERATOR_DIR="$2"
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+[ -z "$GENERATOR_DIR" ] && exit 1
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+
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+[ -d "$GENERATOR_DIR" ] || mkdir "$GENERATOR_DIR"
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+
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+ROOTFLAGS=$(getarg rootflags=) || ROOTFLAGS="trans=virtio,version=9p2000.L"
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+ROOTFSTYPE=$(getarg rootfstype=) || ROOTFSTYPE="9p"
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+
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+root=${root#virtfs:}
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+
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+if getarg "ro"; then
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+ if [ -n "$ROOTFLAGS" ]; then
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+ ROOTFLAGS="$ROOTFLAGS,ro"
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+ else
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+ ROOTFLAGS="ro"
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+ fi
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+fi
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+
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+{
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+ echo "[Unit]"
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+ echo "Before=initrd-root-fs.target"
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+ echo "[Mount]"
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+ echo "Where=/sysroot"
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+ echo "What=${root}"
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+ [ -n "$ROOTFSTYPE" ] && echo "Type=${ROOTFSTYPE}"
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+ [ -n "$ROOTFLAGS" ] && echo "Options=${ROOTFLAGS}"
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+} > "$GENERATOR_DIR"/sysroot.mount
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+
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+exit 0
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