+static struct deadline_fs_entry deadline_readexpire_entry = {
+ .attr = {.name = "read_expire", .mode = S_IRUGO | S_IWUSR },
+ .show = deadline_readexpire_show,
+ .store = deadline_readexpire_store,
+};
+static struct deadline_fs_entry deadline_writeexpire_entry = {
+ .attr = {.name = "write_expire", .mode = S_IRUGO | S_IWUSR },
+ .show = deadline_writeexpire_show,
+ .store = deadline_writeexpire_store,
+};
+static struct deadline_fs_entry deadline_writesstarved_entry = {
+ .attr = {.name = "writes_starved", .mode = S_IRUGO | S_IWUSR },
+ .show = deadline_writesstarved_show,
+ .store = deadline_writesstarved_store,
+};
+static struct deadline_fs_entry deadline_frontmerges_entry = {
+ .attr = {.name = "front_merges", .mode = S_IRUGO | S_IWUSR },
+ .show = deadline_frontmerges_show,
+ .store = deadline_frontmerges_store,
+};
+static struct deadline_fs_entry deadline_fifobatch_entry = {
+ .attr = {.name = "fifo_batch", .mode = S_IRUGO | S_IWUSR },
+ .show = deadline_fifobatch_show,
+ .store = deadline_fifobatch_store,
+};
+
+static struct attribute *default_attrs[] = {
+ &deadline_readexpire_entry.attr,
+ &deadline_writeexpire_entry.attr,
+ &deadline_writesstarved_entry.attr,
+ &deadline_frontmerges_entry.attr,
+ &deadline_fifobatch_entry.attr,
+ NULL,
+};
+
+#define to_deadline(atr) container_of((atr), struct deadline_fs_entry, attr)
+
+static ssize_t
+deadline_attr_show(struct kobject *kobj, struct attribute *attr, char *page)
+{
+ elevator_t *e = container_of(kobj, elevator_t, kobj);
+ struct deadline_fs_entry *entry = to_deadline(attr);
+
+ if (!entry->show)
+ return -EIO;
+
+ return entry->show(e->elevator_data, page);
+}
+
+static ssize_t
+deadline_attr_store(struct kobject *kobj, struct attribute *attr,
+ const char *page, size_t length)
+{
+ elevator_t *e = container_of(kobj, elevator_t, kobj);
+ struct deadline_fs_entry *entry = to_deadline(attr);
+
+ if (!entry->store)
+ return -EIO;
+
+ return entry->store(e->elevator_data, page, length);
+}
+
+static struct sysfs_ops deadline_sysfs_ops = {
+ .show = deadline_attr_show,
+ .store = deadline_attr_store,
+};
+
+static struct kobj_type deadline_ktype = {
+ .sysfs_ops = &deadline_sysfs_ops,
+ .default_attrs = default_attrs,