Properly apply NFS mount options for Gentoo bug #262915

ChangeLog

@@ -5,6 +5,10 @@
 # Distributed under the GPL v2
 # $Id$
 
+  26 Dec 2009; Andrew Gaffney <agaffney@gentoo.org>
+  defaults/initrd.defaults, defaults/initrd.scripts:
+  Properly apply NFS mount options for Gentoo bug #262915
+
   26 Dec 2009; Andrew Gaffney <agaffney@gentoo.org>
   arch/alpha/kernel-config, arch/ia64/kernel-config, arch/ppc/kernel-config,
   arch/x86_64/kernel-config:

defaults/initrd.defaults

@@ -75,6 +75,8 @@ CONSOLE='/dev/console'
 
 LOOPS='/livecd.loop /zisofs /livecd.squashfs /image.squashfs /livecd.gcloop'
 
+DEFAULT_NFSOPTIONS="ro,nolock,rsize=1024,wsize=1024"
+
 # Only sections that are in by default or those that
 # are not module groups need to be defined here...
 HWOPTS='keymap cache modules pata sata scsi usb firewire waitscan slowusb evms lvm dmraid mdadm fs net'

defaults/initrd.scripts

@@ -236,10 +236,19 @@ findnfsmount() {
 
 		if [ "${NFSROOT}" != '' ]
 		then
+			NFSOPTIONS=${NFSROOT#*,}
+			NFSROOT=${NFSROOT%%,*}
+			if [ "${NFSOPTIONS}" = "${NFSROOT}" ]
+			then
+				NFSOPTIONS=$DEFAULT_NFSOPTIONS
+			else
+				NFSOPTIONS="${DEFAULT_NFSOPTIONS},${NFSOPTIONS}"
+			fi
+
 			if [ "${CDROOT}" != '0' ]
 			then
-				good_msg "Attempting to mount NFS CD image on ${NFSROOT}"
-				mount -t nfs -o ro,nolock,rsize=1024,wsize=1024 ${NFSROOT} ${NEW_ROOT}/mnt/cdrom
+				good_msg "Attempting to mount NFS CD image on ${NFSROOT} with options ${NFSOPTIONS}"
+				mount -t nfs -o ${NFSOPTIONS} ${NFSROOT} ${NEW_ROOT}/mnt/cdrom
 				if [ "$?" = '0' ]
 				then
 					REAL_ROOT="/dev/nfs"
@@ -247,8 +256,8 @@ findnfsmount() {
 					bad_msg "NFS Mounting failed. Is the path corrent ?"
 				fi
 			else	
-				good_msg "Attempting to mount NFS root on ${NFSROOT}"
-				mount -t nfs -o ro,nolock,rsize=1024,wsize=1024 ${NFSROOT} ${NEW_ROOT}
+				good_msg "Attempting to mount NFS root on ${NFSROOT} with options ${NFSOPTIONS}"
+				mount -t nfs -o ${NFSOPTIONS} ${NFSROOT} ${NEW_ROOT}
 				if [ "$?" = '0' ]
 				then
 					REAL_ROOT="/dev/nfs"