configure: bio dev accessor in separate file

Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>

configure.d/1_bio_dev.conf

@@ -0,0 +1,40 @@
+#!/bin/bash
+#
+# Copyright(c) 2012-2019 Intel Corporation
+# SPDX-License-Identifier: BSD-3-Clause-Clear
+#
+
+. $(dirname $3)/conf_framework
+
+check() {
+    cur_name=$(basename $2)
+    config_file_path=$1
+    if compile_module $cur_name "struct bio b;bio_dev(&b);" "linux/bio.h" "linux/genhd.h"
+    then
+        echo $cur_name "1" >> $config_file_path
+    elif compile_module $cur_name "struct bio b;b.bi_bdev" "linux/bio.h"
+    then
+        echo $cur_name "2" >> $config_file_path
+    else
+        echo $cur_name "X" >> $config_file_path
+    fi
+}
+
+apply() {
+    case "$1" in
+    "1")
+        add_define "CAS_BIO_SET_DEV(bio, bdev) \\
+            bio_set_dev(bio, bdev)"
+        add_define "CAS_BIO_GET_DEV(bio) \\
+            bio->bi_disk" ;;
+    "2")
+        add_define "CAS_BIO_SET_DEV(bio, bdev) \\
+            bio->bi_bdev = bdev"
+        add_define "CAS_BIO_GET_DEV(bio) \\
+            bio->bi_bdev->bd_disk" ;;
+    *)
+        exit 1
+    esac
+}
+
+conf_run $@

configure.d/1_global_page_state.conf

@@ -27,21 +27,13 @@ apply() {
 	static inline unsigned long cas_global_zone_page_state(enum zone_stat_item item)
 		{
 			return global_zone_page_state(item);
-		}"
+		}" ;;
-		add_define "CAS_BIO_SET_DEV(bio, bdev) \\
-			bio_set_dev(bio, bdev)"
-		add_define "CAS_BIO_GET_DEV(bio) \\
-			bio->bi_disk" ;;
     "2")
 		add_function "
 	static inline unsigned long cas_global_zone_page_state(enum zone_stat_item item)
 		{
 			return global_page_state(item);
-		}"
+		}" ;;
-		add_define "CAS_BIO_SET_DEV(bio, bdev) \\
-			bio->bi_bdev = bdev"
-		add_define "CAS_BIO_GET_DEV(bio) \\
-			bio->bi_bdev->bd_disk" ;;
     *)
         exit 1
     esac