From ae895e8ad8b7aa72ea47677a554409250dd44656 Mon Sep 17 00:00:00 2001
From: craig <craig@haquarter.de>
Date: Sat, 3 Oct 2009 15:44:28 +0200
Subject: [PATCH] Build iSCSI as module from the kernel, userspace from
 open-iscsi

---
 gen_compile.sh      | 23 ++++++++++++-----------
 gen_configkernel.sh |  9 ++++++---
 2 files changed, 18 insertions(+), 14 deletions(-)

diff --git a/gen_compile.sh b/gen_compile.sh
index 1c28519..7bab9e1 100755
--- a/gen_compile.sh
+++ b/gen_compile.sh
@@ -632,19 +632,20 @@ compile_iscsi() {
 		[ ! -d "${ISCSI_DIR}" ] &&
 			gen_die "ISCSI directory ${ISCSI_DIR} invalid"
 				print_info 1 'iSCSI: >> Compiling...'
-		cd "${TEMP}/${ISCSI_DIR}/utils/fwparam_ibft"
-		MAKE=${UTILS_MAKE} compile_generic "" ""
-		cd "${TEMP}/${ISCSI_DIR}/usr"
-		MAKE=${UTILS_MAKE} compile_generic "" ""
-		cd "${TEMP}/${ISCSI_DIR}/kernel"
+		cd "${TEMP}/${ISCSI_DIR}"
 
-		# Find out target kernel Version, make modules for that version
-		RELEASE=$(head -n 4 ${CMD_KERNEL_DIR}/Makefile | sed  -r -e 's/^VERSION = (.*)/\1./g' -e 's/PATCHLEVEL = (.*)/\1./g' -e 's/SUBLEVEL = (.*)/\1/g' -e 's/EXTRAVERSION = (.*)/\1/g' | tr -d '\n')
-		KERNELRELEASE=${RELEASE} MAKE=${UTILS_MAKE} compile_generic "" ""
-
-		# copy kernel modules to initramfs
+		# Only build userspace
+		MAKE=${UTILS_MAKE} compile_generic "user" ""
+	
+		# if kernel modules exist, copy them to initramfs, otherwise it will be compiled into the kernel
 		mkdir -p "${TEMP}/initramfs-iscsi-temp/lib/modules/${RELEASE}/kernel/drivers/scsi/"
-		cp *.ko "${TEMP}/initramfs-iscsi-temp/lib/modules/${RELEASE}/kernel/drivers/scsi/"
+		for modname in iscsi_tcp libiscsi scsi_transport_iscsi
+		do
+			if [ -e "${CMD_KERNEL_DIR}/drivers/scsi/${modname}.ko" ]
+			then
+				cp ${CMD_KERNEL_DIR}/drivers/scsi/${modname}.ko "${TEMP}/initramfs-iscsi-temp/lib/modules/${RELEASE}/kernel/drivers/scsi/"
+			fi
+		done
 
 	        cd "${TEMP}/initramfs-iscsi-temp/"
 		print_info 1 'iscsistart: >> Copying to cache...'
diff --git a/gen_configkernel.sh b/gen_configkernel.sh
index ebc6fde..8c00f8d 100755
--- a/gen_configkernel.sh
+++ b/gen_configkernel.sh
@@ -101,13 +101,16 @@ config_kernel() {
 		sed -i ${KERNEL_DIR}/.config -e 's/#\? \?CONFIG_BLK_DEV_DM is.*/CONFIG_BLK_DEV_DM=m/g'
 	fi
 
-	# Make sure the iscsi modules are off if --iscsi
+	# Make sure iSCSI modules are enabled in the kernel, if --iscsi
 	# CONFIG_SCSI_ISCSI_ATTRS
 	# CONFIG_ISCSI_TCP
 	if isTrue ${CMD_ISCSI}
 	then
-		sed -i ${KERNEL_DIR}/.config -e 's/^CONFIG_SCSI_ISCSI_ATTRS=\(.*\)/\# CONFIG_SCSI_ISCSI_ATTRS is not set/g'
-		sed -i ${KERNEL_DIR}/.config -e 's/^CONFIG_ISCSI_TCP=\(.*\)/\# CONFIG_ISCSI_TCP is not set/g'
+		sed -i ${KERNEL_DIR}/.config -e 's/\# CONFIG_ISCSI_TCP is not set/CONFIG_ISCSI_TCP=m/g'
+		sed -i ${KERNEL_DIR}/.config -e 's/\# CONFIG_SCSI_ISCSI_ATTRS is not set/CONFIG_SCSI_ISCSI_ATTRS=m/g'
+
+		sed -i ${KERNEL_DIR}/.config -e 's/CONFIG_ISCSI_TCP=y/CONFIG_ISCSI_TCP=m/g'
+		sed -i ${KERNEL_DIR}/.config -e 's/CONFIG_SCSI_ISCSI_ATTRS=y/CONFIG_SCSI_ISCSI_ATTRS=m/g'
 	fi
 
 	if isTrue ${SPLASH}