File s390-tools-sles15sp6-01-parse-ipl-device-for-ac... of Package s390-tools

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File s390-tools-sles15sp6-01-parse-ipl-device-for-activation.patch of Package s390-tools (Revision 4e0bab9e010e23f923e5fa35861130dd)

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From af44e01f471a3b64c8f33c5e4be359e3c83f56f2 Mon Sep 17 00:00:00 2001
From: Thomas Blume <Thomas.Blume@suse.com>
Date: Thu, 28 Mar 2024 13:32:46 +0100
Subject: [PATCH] parse ipl device for activation

ported from dracut modules
---
 zdev/dracut/95zdev/parse-dasd.sh | 13 +++++++--
 zdev/dracut/95zdev/parse-zfcp.sh | 50 ++++++++++++++++++++------------
 2 files changed, 42 insertions(+), 21 deletions(-)

diff --git a/zdev/dracut/95zdev/parse-dasd.sh b/zdev/dracut/95zdev/parse-dasd.sh
index a97801f..55a2d01 100644
--- a/zdev/dracut/95zdev/parse-dasd.sh
+++ b/zdev/dracut/95zdev/parse-dasd.sh
@@ -27,9 +27,16 @@ zdev_vinfo() {
 
 zdev_parse_rd_dasd() {
     local _zdev_dasd _zdev_dasd_list
-    for _zdev_dasd in $(getargs rd.dasd -d 'rd_DASD='); do
-        _zdev_dasd_list="${_zdev_dasd_list:+${_zdev_dasd_list},}$_zdev_dasd"
-    done
+    # autodetect active bootdev from zipl device
+    if ! getargbool 0 'rd.dasd' \
+        && [[ -f /sys/firmware/ipl/ipl_type ]] \
+        && [[ $(< /sys/firmware/ipl/ipl_type) == "ccw" ]]; then
+        _zdev_dasd_list="$(< /sys/firmware/ipl/device)"
+    else
+        for _zdev_dasd in $(getargs rd.dasd -d 'rd_DASD='); do
+            _zdev_dasd_list="${_zdev_dasd_list:+${_zdev_dasd_list},}$_zdev_dasd"
+        done
+    fi
     echo "$_zdev_dasd_list"
 }
 
diff --git a/zdev/dracut/95zdev/parse-zfcp.sh b/zdev/dracut/95zdev/parse-zfcp.sh
index 715aa00..4c2f990 100644
--- a/zdev/dracut/95zdev/parse-zfcp.sh
+++ b/zdev/dracut/95zdev/parse-zfcp.sh
@@ -12,25 +12,39 @@
 
 zdev_zfcp_base_args="--no-settle --yes --no-root-update --force"
 
-for zdev_zfcp_arg in $(getargs rd.zfcp -d 'rd_ZFCP='); do
+# autodetect active bootdev from zipl device
+if ! getargbool 0 'rd.zfcp' \
+    && [[ -f /sys/firmware/ipl/ipl_type ]] \
+    && [[ $(< /sys/firmware/ipl/ipl_type) == "fcp" ]]; then
     (
-        IFS_SAVED="$IFS"
-        IFS="," # did not work in front of built-in set command below
-        # shellcheck disable=SC2086
-        set -- $zdev_zfcp_arg
-        IFS=":" args="$*"
-        IFS="$IFS_SAVED"
-        echo "rd.zfcp ${zdev_zfcp_arg} :" | zdev_vinfo
-        if [ "$#" -eq 1 ]; then
-            # shellcheck disable=SC2086
-            chzdev --enable --persistent $zdev_zfcp_base_args \
-                   zfcp-host "$args" 2>&1 | zdev_vinfo
-        else
-            # shellcheck disable=SC2086
-            chzdev --enable --persistent $zdev_zfcp_base_args \
-                   zfcp-lun "$args" 2>&1 | zdev_vinfo
-        fi
+        read -r _wwpn < /sys/firmware/ipl/wwpn
+        read -r _lun < /sys/firmware/ipl/lun
+        read -r _ccw < /sys/firmware/ipl/device
+
+        chzdev --enable --persistent zfcp-lun "$_ccw:$_wwpn:$_lun" 2>&1 | zdev_vinfo
     )
-done
+else
+    for zdev_zfcp_arg in $(getargs rd.zfcp -d 'rd_ZFCP='); do
+        (
+            IFS_SAVED="$IFS"
+            IFS="," # did not work in front of built-in set command below
+            # shellcheck disable=SC2086
+            set -- $zdev_zfcp_arg
+            IFS=":" args="$*"
+            IFS="$IFS_SAVED"
+            echo "rd.zfcp ${zdev_zfcp_arg} :" | zdev_vinfo
+            if [ "$#" -eq 1 ]; then
+                # shellcheck disable=SC2086
+                chzdev --enable --persistent $zdev_zfcp_base_args \
+                       zfcp-host "$args" 2>&1 | zdev_vinfo
+            else
+                # shellcheck disable=SC2086
+                chzdev --enable --persistent $zdev_zfcp_base_args \
+                       zfcp-lun "$args" 2>&1 | zdev_vinfo
+            fi
+        )
+    done
+fi
+
 unset zdev_zfcp_arg
 unset zdev_zfcp_base_args
-- 
2.44.0

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File s390-tools-sles15sp6-01-parse-ipl-device-for-activation.patch of Package s390-tools (Revision 4e0bab9e010e23f923e5fa35861130dd)

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