From 2c9a863fd3f9c89d4b933e5f9f096df886e28c22 Mon Sep 17 00:00:00 2001
From: Xunlei Pang <xlpang@redhat.com>
Date: Wed, 30 Aug 2017 16:45:48 +0800
Subject: [PATCH] kdumpctl: remove some cmdline inheritage from 1st kernel

Now with the help of "--hostonly-cmdline", dracut will generate
the needed cmdlines for the dump target, so we can avoid the
corresponding duplicate or unnecessary inheritage.

Signed-off-by: Xunlei Pang <xlpang@redhat.com>
Acked-by: Dave Young <dyoung@redhat.com>
---
 kdumpctl | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/kdumpctl b/kdumpctl
index 188c000..1aceacf 100755
--- a/kdumpctl
+++ b/kdumpctl
@@ -199,6 +199,9 @@ prepare_cmdline()
 	# KDUMP_COMMANDLINE_APPEND.
 	cmdline=$(remove_cmdline_param "$cmdline" root)
 
+	# With the help of "--hostonly-cmdline", we can avoid some interitage.
+	cmdline=$(remove_cmdline_param "$cmdline" rd.lvm.lv rd.luks.uuid rd.dm.uuid rd.md.uuid fcoe)
+
 	cmdline="${cmdline} ${KDUMP_COMMANDLINE_APPEND}"
 
 	id=$(get_bootcpu_apicid)