From 9b308b4215dda5de3536e8cf0fd7e9842c814bf7 Mon Sep 17 00:00:00 2001
From: Dirk von Suchodoletz
Date: Thu, 26 Mar 2009 14:45:38 +0000
Subject: It compiles - but if it works :)

git-svn-id: http://svn.openslx.org/svn/openslx/contrib/dnbd2/trunk@2759 95ad53e4-c205-0410-b2fa-d234c58c8868
---
 kernel/core.c  |  9 ++++++++-
 kernel/core.h  |  7 ++++++-
 kernel/sysfs.c | 40 ++++++++++++++++++++++++++++------------
 3 files changed, 42 insertions(+), 14 deletions(-)

diff --git a/kernel/core.c b/kernel/core.c
index 6bee380..01ff4b1 100644
--- a/kernel/core.c
+++ b/kernel/core.c
@@ -15,8 +15,11 @@
 int dnbd2_major;
 static dnbd2_device_t dev[DNBD2_DEVICES];
 
-
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25)
+void dnbd2_request(struct request_queue *q)
+#else
 void dnbd2_request(request_queue_t *q)
+#endif
 {
 	int i;
 	struct request *req;
@@ -311,8 +314,12 @@ void dnbd2_end_request(struct request *req, int success)
 		dev = req->rq_disk->private_data;
 		spin_lock_irqsave(&dev->blk_lock, flags);
 		list_del_init(&req->queuelist);
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25)
+		if(!__blk_end_request(req, success, req->nr_sectors)) {
+#else
 		if (!end_that_request_first(req, success, req->nr_sectors)) {
 			end_that_request_last(req, success);
+#endif
 		}
 		dev->pending_reqs--;
 		spin_unlock_irqrestore(&dev->blk_lock, flags);
diff --git a/kernel/core.h b/kernel/core.h
index 3c75ade..1b315d1 100644
--- a/kernel/core.h
+++ b/kernel/core.h
@@ -30,7 +30,12 @@ extern int dnbd2_major;
  * 2. Enqueues the request into the send-queue.
  * 3. Wakes up dnbd2_tx_loop.
  */
-void dnbd2_request(request_queue_t *q);
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25)
+	void dnbd2_request(struct request_queue *q);
+#else
+	void dnbd2_request(request_queue_t *q);
+#endif
+
 
 /*
  * This thread sleeps until there are requests in the send-queue.
diff --git a/kernel/sysfs.c b/kernel/sysfs.c
index 802e9d2..2ed8174 100644
--- a/kernel/sysfs.c
+++ b/kernel/sysfs.c
@@ -13,8 +13,8 @@
 #define RW 0644
 #define RO 0444
 
-#define kobj_to_dev(kp) container_of(kp, dnbd2_device_t, kobj)
-#define kobj_to_srv(kp) container_of(kp, struct srv_info, kobj)
+#define kobject_to_dev(kp) container_of(kp, dnbd2_device_t, kobj)
+#define kobject_to_srv(kp) container_of(kp, struct srv_info, kobj)
 
 #define attr_to_srvattr(ap) container_of(ap, struct server_attr, attr)
 #define attr_to_devattr(ap) container_of(ap, struct device_attr, attr)
@@ -119,7 +119,7 @@ ssize_t device_show(struct kobject *kobj, struct attribute *attr,
 			   char *buf)
 {
 	struct device_attr *device_attr = attr_to_devattr(attr);
-	dnbd2_device_t *dev = kobj_to_dev(kobj);
+	dnbd2_device_t *dev = kobject_to_dev(kobj);
 	return device_attr->show(buf, dev);
 }
 
@@ -128,7 +128,7 @@ ssize_t device_store(struct kobject *kobj, struct attribute *attr,
 {
 	int ret;
 	struct device_attr *device_attr = attr_to_devattr(attr);
-	dnbd2_device_t *dev = kobj_to_dev(kobj);
+	dnbd2_device_t *dev = kobject_to_dev(kobj);
 	down(&dev->config_mutex);
 	ret = device_attr->store(buf, count, dev);
 	up(&dev->config_mutex);
@@ -139,7 +139,7 @@ ssize_t server_show(struct kobject *kobj, struct attribute *attr,
 			   char *buf)
 {
 	struct server_attr *server_attr = attr_to_srvattr(attr);
-	struct srv_info *srv_info = kobj_to_srv(kobj);
+	struct srv_info *srv_info = kobject_to_srv(kobj);
 	return server_attr->show(buf, srv_info);
 }
 
@@ -148,7 +148,7 @@ ssize_t server_store(struct kobject *kobj, struct attribute *attr,
 {
 	int ret;
 	struct server_attr *server_attr = attr_to_srvattr(attr);
-	struct srv_info *srv_info = kobj_to_srv(kobj);
+	struct srv_info *srv_info = kobject_to_srv(kobj);
 	down(&srv_info->dev->config_mutex);
 	ret = server_attr->store(buf, count, srv_info);
 	up(&srv_info->dev->config_mutex);
@@ -418,10 +418,16 @@ int setup_kobj(struct kobject *kobj, char *name, struct kobject *parent,
 	memset(kobj, 0, sizeof(struct kobject));
 	kobj->parent = parent;
 	kobj->ktype = ktype;
-	if (kobject_set_name(kobj, name))
+	
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25)
+	if (kobject_init_and_add(kobj, ktype, parent, name))
 		return -1;
+#else
+	if (kobject_set_name(kobj, name))
+		return -1;   
 	if (kobject_register(kobj))
 		return -1;
+#endif
 	return 0;
 }
 
@@ -434,20 +440,24 @@ int start_sysfs(dnbd2_device_t *dev)
 	int i;
 	char name[] = "server99";
 
-	if (setup_kobj(&dev->kobj, "config", &dev->disk->kobj, &device_ktype))
+	if (setup_kobj(&dev->kobj, "config", &dev->disk->dev.kobj, &device_ktype))
 		return -1;
 
 	for_each_server(i) {
 		sprintf(name, "server%d", i);
 		if (setup_kobj(&dev->servers[i].kobj, name,
-			       &dev->disk->kobj, &server_ktype))
+			       &dev->disk->dev.kobj, &server_ktype))
 			goto out;
 	}
 	return 0;
 
  out:
 	while (i--)
-		kobject_unregister(&dev->servers[i].kobj);
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25)
+		kobject_put(&dev->servers[i].kobj);
+#else
+                kobject_unregister(&dev->servers[i].kobj);
+#endif
 	return -1;
 }
 
@@ -455,6 +465,12 @@ void stop_sysfs(dnbd2_device_t *dev)
 {
 	int i;
 	for_each_server(i)
-		kobject_unregister(&dev->servers[i].kobj);
-	kobject_unregister(&dev->kobj);
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25)
+		kobject_put(&dev->servers[i].kobj);
+	kobject_put(&dev->kobj);
+#else
+                kobject_unregister(&dev->servers[i].kobj);
+        kobject_unregister(&dev->kobj);
+
+#endif
 }
-- 
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