+ int val, rc;
+
+ rc = lprocfs_write_helper(buffer, count, &val);
+ if (rc)
+ return rc;
+
+ if (val > LUSTRE_SEC_ALL || val < LUSTRE_SEC_NONE)
+ return -EINVAL;
+
+ if (val == LUSTRE_SEC_SPECIFY) {
+ CWARN("security level %d will be supported in future.\n",
+ LUSTRE_SEC_SPECIFY);
+ return -EINVAL;
+ }
+
+ obd->u.filter.fo_sec_level = val;
+ return count;
+}
+
+static int lprocfs_filter_rd_cache(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ struct obd_device *obd = (struct obd_device *)data;
+ LASSERT(obd != NULL);
+
+ return snprintf(page, count, "%u\n", obd->u.filter.fo_read_cache);
+}
+
+static int lprocfs_filter_wr_cache(struct file *file, const char *buffer,
+ unsigned long count, void *data)
+{
+ struct obd_device *obd = (struct obd_device *)data;
+ int val, rc;
+ LASSERT(obd != NULL);
+
+ rc = lprocfs_write_helper(buffer, count, &val);
+
+ if (rc)
+ return rc;
+
+ cfs_spin_lock_bh(&obd->u.filter.fo_flags_lock);
+ obd->u.filter.fo_read_cache = !!val;
+ cfs_spin_unlock_bh(&obd->u.filter.fo_flags_lock);
+ return count;
+}
+
+static int lprocfs_filter_rd_wcache(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ struct obd_device *obd = (struct obd_device *)data;
+ LASSERT(obd != NULL);
+
+ return snprintf(page, count, "%u\n", obd->u.filter.fo_writethrough_cache);
+}
+
+static int lprocfs_filter_wr_wcache(struct file *file, const char *buffer,
+ unsigned long count, void *data)
+{
+ struct obd_device *obd = (struct obd_device *)data;
+ int val, rc;
+ LASSERT(obd != NULL);
+
+ rc = lprocfs_write_helper(buffer, count, &val);
+
+ if (rc)
+ return rc;
+
+ cfs_spin_lock(&obd->u.filter.fo_flags_lock);
+ obd->u.filter.fo_writethrough_cache = !!val;
+ cfs_spin_unlock(&obd->u.filter.fo_flags_lock);
+ return count;
+}
+
+static int lprocfs_filter_rd_mds_sync(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ struct obd_device *obd = (struct obd_device *)data;
+ LASSERT(obd != NULL);
+
+ return snprintf(page, count, "%u\n", obd->u.filter.fo_mds_ost_sync);
+}
+
+int lprocfs_filter_rd_degraded(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ struct obd_device *obd = data;
+
+ return snprintf(page, count, "%u\n", obd->u.filter.fo_raid_degraded);
+}
+
+int lprocfs_filter_wr_degraded(struct file *file, const char *buffer,
+ unsigned long count, void *data)
+{
+ struct obd_device *obd = data;
+ int val, rc;
+
+ rc = lprocfs_write_helper(buffer, count, &val);
+ if (rc)
+ return rc;
+
+ cfs_spin_lock(&obd->u.filter.fo_flags_lock);
+ obd->u.filter.fo_raid_degraded = !!val;
+ cfs_spin_unlock(&obd->u.filter.fo_flags_lock);
+ return count;
+}
+
+int lprocfs_filter_rd_syncjournal(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ struct obd_device *obd = data;
+ int rc;
+
+ rc = snprintf(page, count, "%u\n", obd->u.filter.fo_syncjournal);
+ return rc;
+}
+
+int lprocfs_filter_wr_syncjournal(struct file *file, const char *buffer,
+ unsigned long count, void *data)
+{
+ struct obd_device *obd = data;