From 3a6a8d5c83af952f66c7786f17e59da6012da0b6 Mon Sep 17 00:00:00 2001

From: Harald Hoyer <harald@hoyer.xyz>

Date: Thu, 11 Jan 2018 12:34:40 +0100

Subject: [PATCH] Merge pull request #346 from danimo/95dcssblk

95dcssblk: Add new module for DCSS block devices

---

 modules.d/95dcssblk/module-setup.sh  | 28 ++++++++++++++++++++++++++++

 modules.d/95dcssblk/parse-dcssblk.sh |  8 ++++++++

 2 files changed, 36 insertions(+)

diff --git a/modules.d/95dcssblk/module-setup.sh b/modules.d/95dcssblk/module-setup.sh

new file mode 100644

index 00000000..11e38490

--- /dev/null

+++ b/modules.d/95dcssblk/module-setup.sh

@@ -0,0 +1,28 @@

+#!/bin/bash

+# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-

+# ex: ts=8 sw=4 sts=4 et filetype=sh

+

+# called by dracut

+check() {

+    local _arch=$(uname -m)

+    [ "$_arch" = "s390" -o "$_arch" = "s390x" ] || return 1

+    return 0

+}

+

+# called by dracut

+installkernel() {

+    if [ -e /sys/devices/dcssblk/*/block/dcssblk* ];then

+	hostonly='' instmods dcssblk

+    fi

+}

+

+# called by dracut

+install() {

+    inst_hook cmdline 30 "$moddir/parse-dcssblk.sh"

+    # If there is a config file which contains avail (best only of root device)

+    # disks to activate add it and use it during boot -> then we do not need

+    # a kernel param anymore

+    #if [[ $hostonly ]]; then

+    #    inst /etc/dcssblk.conf

+    #fi

+}

diff --git a/modules.d/95dcssblk/parse-dcssblk.sh b/modules.d/95dcssblk/parse-dcssblk.sh

new file mode 100644

index 00000000..8f174408

--- /dev/null

+++ b/modules.d/95dcssblk/parse-dcssblk.sh

@@ -0,0 +1,8 @@

+#!/bin/sh

+# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-

+# ex: ts=8 sw=4 sts=4 et filetype=sh

+dcssblk_arg=$(getarg rd.dcssblk=)

+if [ $? == 0 ];then

+	info "Loading dcssblk segments=$dcssblk_arg"

+	modprobe dcssblk segments=$dcssblk_arg

+fi