X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=fs%2Focfs2%2Fcluster%2Fsys.c;h=0c095ce7723d87db01bbb5d980e0fd4643764eb7;hb=d55a4528f7f607ca2872fec18574bc8cec060f05;hp=1d9f6acafa2e509ab0c3bb5210c84813b8295fc5;hpb=f9c5d0451b406a6bd0d0bf1fdd63c7777af6ebc6;p=linux-2.6-omap-h63xx.git

diff --git a/fs/ocfs2/cluster/sys.c b/fs/ocfs2/cluster/sys.c
index 1d9f6acafa2..0c095ce7723 100644
--- a/fs/ocfs2/cluster/sys.c
+++ b/fs/ocfs2/cluster/sys.c
@@ -28,97 +28,55 @@
 #include <linux/module.h>
 #include <linux/kobject.h>
 #include <linux/sysfs.h>
+#include <linux/fs.h>
 
 #include "ocfs2_nodemanager.h"
 #include "masklog.h"
 #include "sys.h"
 
-struct o2cb_attribute {
-	struct attribute	attr;
-	ssize_t (*show)(char *buf);
-	ssize_t (*store)(const char *buf, size_t count);
-};
-
-#define O2CB_ATTR(_name, _mode, _show, _store)	\
-struct o2cb_attribute o2cb_attr_##_name = __ATTR(_name, _mode, _show, _store)
-
-#define to_o2cb_subsys(k) container_of(to_kset(k), struct subsystem, kset)
-#define to_o2cb_attr(_attr) container_of(_attr, struct o2cb_attribute, attr)
 
-static ssize_t o2cb_interface_revision_show(char *buf)
+static ssize_t version_show(struct kobject *kobj, struct kobj_attribute *attr,
+			    char *buf)
 {
 	return snprintf(buf, PAGE_SIZE, "%u\n", O2NM_API_VERSION);
 }
-
-static O2CB_ATTR(interface_revision, S_IFREG | S_IRUGO, o2cb_interface_revision_show, NULL);
+static struct kobj_attribute attr_version =
+	__ATTR(interface_revision, S_IFREG | S_IRUGO, version_show, NULL);
 
 static struct attribute *o2cb_attrs[] = {
-	&o2cb_attr_interface_revision.attr,
+	&attr_version.attr,
 	NULL,
 };
 
-static ssize_t
-o2cb_show(struct kobject * kobj, struct attribute * attr, char * buffer);
-static ssize_t
-o2cb_store(struct kobject * kobj, struct attribute * attr,
-	   const char * buffer, size_t count);
-static struct sysfs_ops o2cb_sysfs_ops = {
-	.show	= o2cb_show,
-	.store	= o2cb_store,
+static struct attribute_group o2cb_attr_group = {
+	.attrs = o2cb_attrs,
 };
 
-static struct kobj_type o2cb_subsys_type = {
-	.default_attrs	= o2cb_attrs,
-	.sysfs_ops	= &o2cb_sysfs_ops,
-};
-
-/* gives us o2cb_subsys */
-static decl_subsys(o2cb, NULL, NULL);
-
-static ssize_t
-o2cb_show(struct kobject * kobj, struct attribute * attr, char * buffer)
-{
-	struct o2cb_attribute *o2cb_attr = to_o2cb_attr(attr);
-	struct subsystem *sbs = to_o2cb_subsys(kobj);
-
-	BUG_ON(sbs != &o2cb_subsys);
-
-	if (o2cb_attr->show)
-		return o2cb_attr->show(buffer);
-	return -EIO;
-}
-
-static ssize_t
-o2cb_store(struct kobject * kobj, struct attribute * attr,
-	     const char * buffer, size_t count)
-{
-	struct o2cb_attribute *o2cb_attr = to_o2cb_attr(attr);
-	struct subsystem *sbs = to_o2cb_subsys(kobj);
-
-	BUG_ON(sbs != &o2cb_subsys);
-
-	if (o2cb_attr->store)
-		return o2cb_attr->store(buffer, count);
-	return -EIO;
-}
+static struct kset *o2cb_kset;
 
 void o2cb_sys_shutdown(void)
 {
 	mlog_sys_shutdown();
-	subsystem_unregister(&o2cb_subsys);
+	kset_unregister(o2cb_kset);
 }
 
 int o2cb_sys_init(void)
 {
 	int ret;
 
-	o2cb_subsys.kset.kobj.ktype = &o2cb_subsys_type;
-	ret = subsystem_register(&o2cb_subsys);
+	o2cb_kset = kset_create_and_add("o2cb", NULL, NULL);
+	if (!o2cb_kset)
+		return -ENOMEM;
+
+	ret = sysfs_create_group(&o2cb_kset->kobj, &o2cb_attr_group);
 	if (ret)
-		return ret;
+		goto error;
 
-	ret = mlog_sys_init(&o2cb_subsys);
+	ret = mlog_sys_init(o2cb_kset);
 	if (ret)
-		subsystem_unregister(&o2cb_subsys);
+		goto error;
+	return 0;
+error:
+	kset_unregister(o2cb_kset);
 	return ret;
 }