diff --git a/scripts/generate-kernel-patch b/scripts/generate-kernel-patch
index 866cdef00..5ee478fb5 100755
--- a/scripts/generate-kernel-patch
+++ b/scripts/generate-kernel-patch
@@ -27,6 +27,7 @@ function usage {
   echo "Usage: $0 [-h] [-m] [-p <dir>] [-q] <kernel version>, where: "
   echo "        -h - show this text"
   echo "        -m - add mpt target driver"
+  echo "        -n - do not delete code disabled via preprocessor statements"
   echo "        -p - generate multiple patches instead of one big patch into"\
        "the specified directory."
   echo "        -q - add qla2x00t driver"
@@ -102,6 +103,7 @@ function process_patch {
       echo "Signed-off-by: ${SIGNED_OFF_BY}"
       echo ""
       "$(dirname $0)/specialize-patch" \
+          ${specialize_patch_options} \
           -v kernel_version="${kernel_version}" \
           -v SCSI_EXEC_REQ_FIFO_DEFINED="${scsi_exec_req_fifo_defined}" \
           -v SCST_IO_CONTEXT="${scst_io_context}"
@@ -112,6 +114,7 @@ function process_patch {
     fi
   else
     "$(dirname $0)/specialize-patch" \
+        ${specialize_patch_options} \
         -v kernel_version="${kernel_version}" \
         -v SCSI_EXEC_REQ_FIFO_DEFINED="${scsi_exec_req_fifo_defined}" \
         -v SCST_IO_CONTEXT="${scst_io_context}"
@@ -134,19 +137,21 @@ srpt="true"
 mpt_scst="false"
 multiple_patches="false"
 patchdir=""
+specialize_patch_options="-v delete_disabled_code=1"
 
 if [ ! -e scst -o ! -e iscsi-scst -o ! -e srpt -o ! -e scst_local ]; then
   echo "Please run this script from inside the SCST subversion source tree."
   exit 1
 fi
 
-set -- $(/usr/bin/getopt hlmp:q "$@")
+set -- $(/usr/bin/getopt hlmnp:q "$@")
 while [ "$1" != "${1#-}" ]
 do
   case "$1" in
     '-h') usage; exit 1;;
     '-l') shift;;
     '-m') mpt_scst="true"; shift;;
+    '-n') specialize_patch_options="-v delete_disabled_code=0"; shift;;
     '-p') multiple_patches="true"; patchdir="$2"; shift; shift;;
     '-q') qla2x00t="true"; shift;;
     '--') shift;;
diff --git a/scripts/run-regression-tests b/scripts/run-regression-tests
index 8804c62e9..24b74ec8b 100755
--- a/scripts/run-regression-tests
+++ b/scripts/run-regression-tests
@@ -245,6 +245,7 @@ function generate_kernel_patch {
   local scst_dir="${PWD}"
   local kver="$(kernel_version $1)"
   local patchfile="${outputdir}/scst-$1-kernel.patch"
+  local patchfile_m="${outputdir}/scst-$1-kernel-matching-line-numbers.patch"
 
   SIGNED_OFF_BY="..." \
   scripts/generate-kernel-patch \
@@ -252,6 +253,14 @@ function generate_kernel_patch {
     $([ "${mpt_scst}"   = "true" ] && echo -- "-m") \
     $([ "${qla2x00t}"   = "true" ] && echo -- "-q") \
     ${kver} > "${patchfile}"
+
+  SIGNED_OFF_BY="..." \
+  scripts/generate-kernel-patch \
+    -n                                              \
+    $([ "${scst_local}" = "true" ] && echo -- "-l") \
+    $([ "${mpt_scst}"   = "true" ] && echo -- "-m") \
+    $([ "${qla2x00t}"   = "true" ] && echo -- "-q") \
+    ${kver} > "${patchfile_m}"
 }
 
 # Generate a kernel patch through scripts/generate-kernel-patch and test
@@ -300,7 +309,7 @@ function run_checkpatch  {
 }
 
 function patch_and_configure_kernel {
-  local patchfile="${outputdir}/scst-$1-kernel.patch"
+  local patchfile="${outputdir}/scst-$1-kernel-matching-line-numbers.patch"
 
   echo "Patching and configuring kernel ..."
   (
diff --git a/scripts/specialize-patch b/scripts/specialize-patch
index f5bb354fd..753bcff97 100755
--- a/scripts/specialize-patch
+++ b/scripts/specialize-patch
@@ -261,7 +261,7 @@ function process_preprocessor_statement() {
     if (output)
       any_section_output[if_nesting_level] = 1
   }
-  if (output && (! condition || condition && matching_if !~ "^+#if [01]"))
+  if (delete_disabled_code == 0 || (output && (! condition || condition && matching_if !~ "^+#if [01]")))
   {
     line[lines++]=$0
   }
@@ -325,6 +325,19 @@ BEGIN {
 
 
 {
+  # Dump continued lines without trying to process these -- the parsing code
+  # in this script cannot handle continued lines yet.
+  if (match($0, "\\\\$"))
+  {
+    line[lines++]=$0
+    do
+    {
+      getline
+      line[lines++]=$0
+    } while (match($0, "\\\\$"))
+    getline
+  }
+
   # If the line currently being processed is a hunk header, print all lines
   # that were stored in the array line[] since the last hunk header was read.
   if (match($0, "^@@ -([0-9]*),([0-9]*) \\+([0-9]*),([0-9]*) @@(.*)$"))
@@ -333,7 +346,7 @@ BEGIN {
     dump_lines()
     match($0, "^@@ -([0-9]*),([0-9]*) \\+([0-9]*),([0-9]*) @@(.*)$", h)
   }
-  else if (delete_next_blank_line && match($0, "^+$"))
+  else if (delete_disabled_output && delete_next_blank_line && match($0, "^+$"))
   {
     lines_deleted++
     delete_next_blank_line = 0
@@ -345,7 +358,7 @@ BEGIN {
     {
       process_preprocessor_statement()
     }
-    else if (output)
+    else if (delete_disabled_output == 0 || output)
     {
       # Store the line that was just read.
       line[lines++]=$0