Attachment 3418 Details for Bug 19388 – support booting from root partition located on lvm

[patch] support booting from root partition located on lvm

mkinitrd_right.patch (text/plain), 2.54 KB, created by Ilmir Mulyukov on 2009-03-28 21:53:31 MSK

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Creator: Ilmir Mulyukov

Created: 2009-03-28 21:53:31 MSK

Size: 2.54 KB

patch

obsolete

>--- mkinitrd.orig	2009-03-29 00:03:20 +0600
>+++ mkinitrd_last	2009-03-29 00:03:20 +0600
>@@ -182,6 +182,12 @@
> loopFile=
> uname_r=`uname -r`
> 
>+# LVM constants
>+HAVE_LVM=
>+LVM_MODNAME="dm-mod"
>+LVM=/sbin/lvm.static
>+[ -x "$LVM" ] || LVM=
>+
> ParseKernelVersion()
> {
> 	KERNEL_MAJOR="${KERNEL%%.*}"
>@@ -953,6 +959,13 @@
> 		sed -e 's/^raid$[0-9]*$$/\1/'
> }
> 
>+FindLVMModules()
>+{
>+	if [ -n "$HAVE_LVM" ]; then
>+		FindModule $LVM_MODNAME 
>+	fi 
>+}
>+
> FindRaidModules()
> {
> 	[ -z "$noraid" ] || return
>@@ -1085,6 +1098,22 @@
> 	done
> }
> 
>+ConfigInitramfsForLVM()
>+{
>+# this is creating of script for init of LVM
>+	cat >>"$MNTDIR"/scripts/local-top <<'EOF'
>+# Preparing LVM			-*- shell-script -*-
>+
>+log_begin_msg "Starting up LVM"
>+
>+vgscan
>+vgchange -ay
>+
>+log_end_msg
>+EOF
>+
>+}
>+
> ConfigInitramfsForRaid()
> {
> 	# /scripts/local-top runs before swsusp resume - start RAID in
>@@ -1181,6 +1210,17 @@
> 			Cp -aL "$f" "$MNTDIR"/etc/udev/rules.d/
> 		done
> 	fi
>+	
>+	if [ -n "$HAVE_LVM" ]; then
>+		if [ -z $LVM ]; then 
>+			Fatal "Couldn't find executable lvm.static " 
>+		fi
>+		Cp -aL "$LVM" "$MNTDIR"/sbin/
>+		cd "$MNTDIR"/sbin/
>+		Ln -s lvm.static vgscan
>+		Ln -s lvm.static vgchange
>+		ConfigInitramfsForLVM
>+	fi
> 
> 	if [ -n "$HAVE_RAID" ]; then
> 		ConfigInitramfsForRaid
>@@ -1322,6 +1362,7 @@
> --with MODULES                  load MODULES after all found automatically.
> --extra MODULES                 add MODULES to be loaded only if needed.
> --with-raid                     enable software RAID (md) support.
>+--with-lvm			enable LVM support.
> --omit-scsi-modules             do not load any SCSI modules.
> --omit-ide-modules              do not load any IDE modules.
> --omit-raid-modules             do not load any raid modules.
>@@ -1344,7 +1385,7 @@
> 	[ -n "$1" ] && Exit "$1" || Exit
> }
> 
>-TEMP=`getopt -n "$PROG" -o a:fhvd -l help,version,verbose,debug,force,ifneeded,omit-scsi-modules,omit-ide-modules,omit-raid-modules,with-raid,pause,image-version,nocompress,nobootsplash,strict,fstab:,before:,preload:,with:,after:,extra:,type:,add: -- "$@"` || Usage 1
>+TEMP=`getopt -n "$PROG" -o a:fhvd -l help,version,verbose,debug,force,ifneeded,omit-scsi-modules,omit-ide-modules,omit-raid-modules,with-raid,with-lvm,pause,image-version,nocompress,nobootsplash,strict,fstab:,before:,preload:,with:,after:,extra:,type:,add: -- "$@"` || Usage 1
> eval set -- "$TEMP"
> 
> img_vers=
>@@ -1417,6 +1458,10 @@
> 			HAVE_RAID=1
> 			shift
> 			;;
>+		--with-lvm)
>+			HAVE_LVM=1
>+			shift
>+			;;
> 		--pause)
> 			pause=1
> 			shift
>@@ -1531,6 +1576,8 @@
> 
> FindRaidModules
> 
>+FindLVMModules
>+
> FindRootModules
> 
> FindLoopModules

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