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From 96f48da50cdc049c635cca8466b38084a3de0f48 Mon Sep 17 00:00:00 2001
From: Harald Hoyer <harald@redhat.com>
Date: Tue, 17 Sep 2013 12:23:20 -0500
Subject: [PATCH] Add option to turn on/off prelinking
--prelink, --noprelink
do_prelink=[yes|no]
---
dracut.8.asc | 6 ++++++
dracut.conf.5.asc | 3 +++
dracut.sh | 34 ++++++++++++++++++++++------------
3 files changed, 31 insertions(+), 12 deletions(-)
diff --git a/dracut.8.asc b/dracut.8.asc
index ee9d8de2..76fc75c4 100644
--- a/dracut.8.asc
+++ b/dracut.8.asc
@@ -269,6 +269,12 @@ example:
**--nostrip**::
do not strip binaries in the initramfs
+**--prelink**::
+ prelink binaries in the initramfs (default)
+
+**--noprelink**::
+ do not prelink binaries in the initramfs
+
**--hardlink**::
hardlink files in the initramfs (default)
diff --git a/dracut.conf.5.asc b/dracut.conf.5.asc
index a32516c4..63991d4f 100644
--- a/dracut.conf.5.asc
+++ b/dracut.conf.5.asc
@@ -67,6 +67,9 @@ Configuration files must have the extension .conf; other extensions are ignored.
*do_strip=*"__{yes|no}__"::
Strip binaries in the initramfs (default=yes)
+*do_prelink=*"__{yes|no}__"::
+ Prelink binaries in the initramfs (default=yes)
+
*hostonly=*"__{yes|no}__"::
Host-Only mode: Install only what is needed for booting the local host
instead of a generic host and generate host-specific configuration.
diff --git a/dracut.sh b/dracut.sh
index 196b3ad4..177e66d5 100755
--- a/dracut.sh
+++ b/dracut.sh
@@ -97,6 +97,8 @@ Creates initial ramdisk images for preloading modules
--kernel-cmdline [PARAMETERS] Specify default kernel command line parameters
--strip Strip binaries in the initramfs
--nostrip Do not strip binaries in the initramfs
+ --prelink Prelink binaries in the initramfs
+ --noprelink Do not prelink binaries in the initramfs
--hardlink Hardlink files in the initramfs
--nohardlink Do not hardlink files in the initramfs
--prefix [DIR] Prefix initramfs files with [DIR]
@@ -315,6 +317,8 @@ TEMP=$(unset POSIXLY_CORRECT; getopt \
--long kernel-cmdline: \
--long strip \
--long nostrip \
+ --long prelink \
+ --long noprelink \
--long hardlink \
--long nohardlink \
--long noprefix \
@@ -394,6 +398,8 @@ while :; do
--no-early-microcode) early_microcode_l="no";;
--strip) do_strip_l="yes";;
--nostrip) do_strip_l="no";;
+ --prelink) do_prelink_l="yes";;
+ --noprelink) do_prelink_l="no";;
--hardlink) do_hardlink_l="yes";;
--nohardlink) do_hardlink_l="no";;
--noprefix) prefix_l="/";;
@@ -651,6 +657,8 @@ stdloglvl=$((stdloglvl + verbosity_mod_l))
[[ $drivers_dir_l ]] && drivers_dir=$drivers_dir_l
[[ $do_strip_l ]] && do_strip=$do_strip_l
[[ $do_strip ]] || do_strip=yes
+[[ $do_prelink_l ]] && do_prelink=$do_prelink_l
+[[ $do_prelink ]] || do_prelink=yes
[[ $do_hardlink_l ]] && do_hardlink=$do_hardlink_l
[[ $do_hardlink ]] || do_hardlink=yes
[[ $prefix_l ]] && prefix=$prefix_l
@@ -1251,18 +1259,20 @@ if [[ $kernel_only != yes ]]; then
fi
fi
-PRELINK_BIN="$(command -v prelink)"
-if [[ $UID = 0 ]] && [[ $PRELINK_BIN ]]; then
- if [[ $DRACUT_FIPS_MODE ]]; then
- dinfo "*** Installing prelink files ***"
- inst_multiple -o prelink /etc/prelink.conf /etc/prelink.conf.d/*.conf /etc/prelink.cache
- else
- dinfo "*** Pre-linking files ***"
- inst_multiple -o prelink /etc/prelink.conf /etc/prelink.conf.d/*.conf
- chroot "$initdir" "$PRELINK_BIN" -a
- rm -f -- "$initdir/$PRELINK_BIN"
- rm -fr -- "$initdir"/etc/prelink.*
- dinfo "*** Pre-linking files done ***"
+if [[ $do_prelink == yes ]]; then
+ PRELINK_BIN="$(command -v prelink)"
+ if [[ $UID = 0 ]] && [[ $PRELINK_BIN ]]; then
+ if [[ $DRACUT_FIPS_MODE ]]; then
+ dinfo "*** Installing prelink files ***"
+ inst_multiple -o prelink /etc/prelink.conf /etc/prelink.conf.d/*.conf /etc/prelink.cache
+ else
+ dinfo "*** Pre-linking files ***"
+ inst_multiple -o prelink /etc/prelink.conf /etc/prelink.conf.d/*.conf
+ chroot "$initdir" "$PRELINK_BIN" -a
+ rm -f -- "$initdir/$PRELINK_BIN"
+ rm -fr -- "$initdir"/etc/prelink.*
+ dinfo "*** Pre-linking files done ***"
+ fi
fi
fi