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From 8fb06a05624d8aaa067b61b70ecbbbd90fc0f88e Mon Sep 17 00:00:00 2001
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From: Harald Hoyer <harald@redhat.com>
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Date: Mon, 30 Nov 2015 11:27:03 +0100
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Subject: [PATCH] shutdown: guard against read-only /run
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remount the switch rooted /run writeable again.
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(cherry picked from commit 54e09dfb72b557ac8ccd48f5d37089287d272ec7)
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---
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modules.d/99shutdown/module-setup.sh | 2 +-
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modules.d/99shutdown/shutdown.sh | 4 ++++
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2 files changed, 5 insertions(+), 1 deletion(-)
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diff --git a/modules.d/99shutdown/module-setup.sh b/modules.d/99shutdown/module-setup.sh
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index 5361936e..bdb33733 100755
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--- a/modules.d/99shutdown/module-setup.sh
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+++ b/modules.d/99shutdown/module-setup.sh
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@@ -13,7 +13,7 @@ depends() {
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install() {
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local _d
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- inst_multiple umount poweroff reboot halt losetup
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+ inst_multiple umount poweroff reboot halt losetup stat
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inst_multiple -o kexec
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inst "$moddir/shutdown.sh" "$prefix/shutdown"
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[ -e "${initdir}/lib" ] || mkdir -m 0755 -p ${initdir}/lib
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diff --git a/modules.d/99shutdown/shutdown.sh b/modules.d/99shutdown/shutdown.sh
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index 1daf2ca3..bcb191bc 100755
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--- a/modules.d/99shutdown/shutdown.sh
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+++ b/modules.d/99shutdown/shutdown.sh
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@@ -14,6 +14,10 @@ export TERM=linux
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export PATH=/usr/sbin:/usr/bin:/sbin:/bin
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. /lib/dracut-lib.sh
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+if [ "$(stat -c '%T' -f /)" = "tmpfs" ]; then
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+ mount -o remount,rw /
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+fi
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+
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mkdir /oldsys
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for i in sys proc run dev; do
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mkdir /oldsys/$i
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