/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=8:tabstop=8:
*
- * Copyright (C) 2001, 2002 Cluster File Systems, Inc.
+ * Copyright (c) 2002 Cluster File Systems, Inc. <info@clusterfs.com>
*
- * This code is issued under the GNU General Public License.
- * See the file COPYING in this distribution
+ * This file is part of Lustre, http://www.lustre.org.
+ *
+ * Lustre is free software; you can redistribute it and/or
+ * modify it under the terms of version 2 of the GNU General Public
+ * License as published by the Free Software Foundation.
+ *
+ * Lustre is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Lustre; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#define DEBUG_SUBSYSTEM S_COBD
#include <linux/obd_class.h>
#include <linux/obd_cache.h>
-extern struct lprocfs_vars status_var_nm_1[];
-extern struct lprocfs_vars status_class_var[];
-
-static int
-cobd_attach (struct obd_device *dev, obd_count len, void *data)
+static int cobd_attach(struct obd_device *dev, obd_count len, void *data)
{
- return (lprocfs_reg_obd (dev, status_var_nm_1, dev));
+ struct lprocfs_static_vars lvars;
+
+ lprocfs_init_vars(&lvars);
+ return lprocfs_obd_attach(dev, lvars.obd_vars);
}
-static int
-cobd_detach (struct obd_device *dev)
+static int cobd_detach(struct obd_device *dev)
{
- return (lprocfs_dereg_obd (dev));
+ return lprocfs_obd_detach(dev);
}
static int
struct cache_obd *cobd = &dev->u.cobd;
struct obd_device *target;
struct obd_device *cache;
+ struct obd_uuid target_uuid;
+ struct obd_uuid cache_uuid;
int rc;
-
+
if (data->ioc_inlbuf1 == NULL ||
data->ioc_inlbuf2 == NULL)
return (-EINVAL);
-
- target = class_uuid2obd (data->ioc_inlbuf1);
- cache = class_uuid2obd (data->ioc_inlbuf2);
+
+ obd_str2uuid(&target_uuid, data->ioc_inlbuf1);
+ target = class_uuid2obd (&target_uuid);
+
+ obd_str2uuid(&cache_uuid, data->ioc_inlbuf2);
+ cache = class_uuid2obd (&cache_uuid);
if (target == NULL ||
cache == NULL)
return (-EINVAL);
-
- /* don't bother checking attached/setup;
- * obd_connect() should, and it can change underneath us */
- rc = obd_connect (&cobd->cobd_target, target, NULL, NULL, NULL);
+ /* don't bother checking attached/setup;
+ * obd_connect() should, and it can change underneath us */
+ rc = obd_connect (&cobd->cobd_target, target, &target_uuid, NULL, NULL);
if (rc != 0)
return (rc);
- rc = obd_connect (&cobd->cobd_cache, cache, NULL, NULL, NULL);
+ rc = obd_connect (&cobd->cobd_cache, cache, &cache_uuid, NULL, NULL);
if (rc != 0)
goto fail_0;
{
struct cache_obd *cobd = &dev->u.cobd;
int rc;
-
+
if (!list_empty (&dev->obd_exports))
return (-EBUSY);
-
+
rc = obd_disconnect (&cobd->cobd_cache);
if (rc != 0)
CERROR ("error %d disconnecting cache\n", rc);
-
+
rc = obd_disconnect (&cobd->cobd_target);
if (rc != 0)
CERROR ("error %d disconnecting target\n", rc);
static int
cobd_connect (struct lustre_handle *conn, struct obd_device *obd,
- obd_uuid_t cluuid, struct recovd_obd *recovd,
+ struct obd_uuid *cluuid, struct recovd_obd *recovd,
ptlrpc_recovery_cb_t recover)
{
int rc = class_connect (conn, obd, cluuid);
cobd_disconnect (struct lustre_handle *conn)
{
int rc = class_disconnect (conn);
-
+
CERROR ("rc %d\n", rc);
return (rc);
}
-static int
+static int
cobd_get_info(struct lustre_handle *conn, obd_count keylen,
void *key, obd_count *vallen, void **val)
{
/* intercept cache utilisation info? */
- return (obd_get_info (&cobd->cobd_target,
+ return (obd_get_info (&cobd->cobd_target,
keylen, key, vallen, val));
}
-static int
+static int
cobd_statfs(struct lustre_handle *conn, struct obd_statfs *osfs)
{
struct obd_device *obd = class_conn2obd(conn);
return (obd_statfs (&cobd->cobd_target, osfs));
}
-static int
+static int
cobd_getattr(struct lustre_handle *conn, struct obdo *oa,
struct lov_stripe_md *lsm)
{
return (obd_getattr (&cobd->cobd_target, oa, lsm));
}
-static int
+static int
cobd_open(struct lustre_handle *conn, struct obdo *oa,
- struct lov_stripe_md *lsm)
+ struct lov_stripe_md *lsm, struct obd_trans_info *oti)
{
struct obd_device *obd = class_conn2obd(conn);
struct cache_obd *cobd;
}
cobd = &obd->u.cobd;
- return (obd_open (&cobd->cobd_target, oa, lsm));
+ return (obd_open (&cobd->cobd_target, oa, lsm, oti));
}
-static int
+static int
cobd_close(struct lustre_handle *conn, struct obdo *oa,
- struct lov_stripe_md *lsm)
+ struct lov_stripe_md *lsm, struct obd_trans_info *oti)
{
struct obd_device *obd = class_conn2obd(conn);
struct cache_obd *cobd;
}
cobd = &obd->u.cobd;
- return (obd_close (&cobd->cobd_target, oa, lsm));
+ return (obd_close (&cobd->cobd_target, oa, lsm, oti));
}
-static int
+static int
cobd_preprw(int cmd, struct lustre_handle *conn,
int objcount, struct obd_ioobj *obj,
int niocount, struct niobuf_remote *nb,
- struct niobuf_local *res, void **desc_private)
+ struct niobuf_local *res, void **desc_private,
+ struct obd_trans_info *oti)
{
struct obd_device *obd = class_conn2obd(conn);
struct cache_obd *cobd;
if ((cmd & OBD_BRW_WRITE) != 0)
return -EOPNOTSUPP;
-
+
cobd = &obd->u.cobd;
- return (obd_preprw (cmd, &cobd->cobd_target,
- objcount, obj,
- niocount, nb,
- res, desc_private));
+ return (obd_preprw (cmd, &cobd->cobd_target,
+ objcount, obj,
+ niocount, nb,
+ res, desc_private, oti));
}
-static int
+static int
cobd_commitrw(int cmd, struct lustre_handle *conn,
int objcount, struct obd_ioobj *obj,
int niocount, struct niobuf_local *local,
- void *desc_private)
+ void *desc_private, struct obd_trans_info *oti)
{
struct obd_device *obd = class_conn2obd(conn);
struct cache_obd *cobd;
if ((cmd & OBD_BRW_WRITE) != 0)
return -EOPNOTSUPP;
-
+
cobd = &obd->u.cobd;
return (obd_commitrw (cmd, &cobd->cobd_target,
objcount, obj,
niocount, local,
- desc_private));
+ desc_private, oti));
}
-static inline int
+static inline int
cobd_brw(int cmd, struct lustre_handle *conn,
struct lov_stripe_md *lsm, obd_count oa_bufs,
- struct brw_page *pga, struct obd_brw_set *set)
+ struct brw_page *pga, struct obd_brw_set *set,
+ struct obd_trans_info *oti)
{
struct obd_device *obd = class_conn2obd(conn);
struct cache_obd *cobd;
if ((cmd & OBD_BRW_WRITE) != 0)
return -EOPNOTSUPP;
-
+
cobd = &obd->u.cobd;
- return (obd_brw (cmd, &cobd->cobd_target,
- lsm, oa_bufs, pga, set));
+ return (obd_brw (cmd, &cobd->cobd_target,
+ lsm, oa_bufs, pga, set, oti));
}
-static int
+static int
cobd_iocontrol(unsigned int cmd, struct lustre_handle *conn, int len,
void *karg, void *uarg)
{
o_iocontrol: cobd_iocontrol,
};
-static int __init
-cobd_init (void)
+static int __init cobd_init(void)
{
- int rc;
-
- printk (KERN_INFO "Lustre Caching OBD driver\n");
-
- rc = class_register_type (&cobd_ops, status_class_var,
- OBD_CACHE_DEVICENAME);
- return (rc);
+ struct lprocfs_static_vars lvars;
+ ENTRY;
+
+ printk(KERN_INFO "Lustre Caching OBD driver; info@clusterfs.com\n");
+
+ lprocfs_init_vars(&lvars);
+ RETURN(class_register_type(&cobd_ops, lvars.module_vars,
+ OBD_CACHE_DEVICENAME));
}
-static void __exit
-cobd_exit (void)
+static void __exit cobd_exit(void)
{
- class_unregister_type (OBD_CACHE_DEVICENAME);
+ class_unregister_type(OBD_CACHE_DEVICENAME);
}
-MODULE_AUTHOR("Cluster Filesystems Inc. <info@clusterfs.com>");
+MODULE_AUTHOR("Cluster File Systems, Inc. <info@clusterfs.com>");
MODULE_DESCRIPTION("Lustre Caching OBD driver");
MODULE_LICENSE("GPL");
module_init(cobd_init);
module_exit(cobd_exit);
-
-