/* Create a new device and set the type, name and uuid. If
* successful, the new device can be accessed by either name or uuid.
*/
-int class_attach(struct lustre_cfg *lcfg)
+static int class_attach(struct lustre_cfg *lcfg)
{
- int minor;
struct obd_type *type;
- int err = 0;
- int len;
- char *typename;
- char *name;
- char *uuid;
struct obd_device *obd;
- int dev;
+ char *typename, *name, *uuid;
+ int rc, len, cleanup_phase = 0;
if (!lcfg->lcfg_inllen1 || !lcfg->lcfg_inlbuf1) {
CERROR("No type passed!\n");
CERROR("OBD: unknown type: %s\n", typename);
RETURN(-EINVAL);
}
+ cleanup_phase = 1; /* class_put_type */
obd = class_name2obd(name);
if (obd != NULL) {
CERROR("obd %s already attached\n", name);
- RETURN(-EEXIST);
+ GOTO(out, rc = -EEXIST);
}
- obd = class_newdev(&dev);
+ obd = class_newdev(type);
if (obd == NULL)
- RETURN(-EINVAL);
-
- /* have we attached a type to this device */
- if (obd->obd_attached || obd->obd_type) {
- CERROR("OBD: Device %d already typed as %s.\n",
- obd->obd_minor, MKSTR(obd->obd_type->typ_name));
- RETURN(-EBUSY);
- }
+ GOTO(out, rc = -EINVAL);
- LASSERT(obd == (obd_dev + obd->obd_minor));
-
- minor = obd->obd_minor;
- memset(obd, 0, sizeof(*obd));
- obd->obd_minor = minor;
- obd->obd_type = type;
+ cleanup_phase = 2; /* class_release_dev */
+
INIT_LIST_HEAD(&obd->obd_exports);
obd->obd_num_exports = 0;
spin_lock_init(&obd->obd_dev_lock);
/* XXX belongs in setup not attach */
/* recovery data */
+ init_timer(&obd->obd_recovery_timer);
spin_lock_init(&obd->obd_processing_task_lock);
init_waitqueue_head(&obd->obd_next_transno_waitq);
INIT_LIST_HEAD(&obd->obd_recovery_queue);
INIT_LIST_HEAD(&obd->obd_delayed_reply_queue);
- spin_lock_init (&obd->obd_uncommitted_replies_lock);
- INIT_LIST_HEAD (&obd->obd_uncommitted_replies);
+ spin_lock_init(&obd->obd_uncommitted_replies_lock);
+ INIT_LIST_HEAD(&obd->obd_uncommitted_replies);
len = strlen(name) + 1;
OBD_ALLOC(obd->obd_name, len);
- if (!obd->obd_name) {
- class_put_type(obd->obd_type);
- obd->obd_type = NULL;
- RETURN(-ENOMEM);
- }
+ if (!obd->obd_name)
+ GOTO(out, rc = -ENOMEM);
memcpy(obd->obd_name, name, len);
+
+ cleanup_phase = 3; /* free obd_name */
len = strlen(uuid);
if (len >= sizeof(obd->obd_uuid)) {
CERROR("uuid must be < "LPSZ" bytes long\n",
sizeof(obd->obd_uuid));
- OBD_FREE(obd->obd_name, strlen(obd->obd_name) + 1);
- class_put_type(obd->obd_type);
- obd->obd_type = NULL;
- RETURN(-EINVAL);
+ GOTO(out, rc = -EINVAL);
}
memcpy(obd->obd_uuid.uuid, uuid, len);
/* do the attach */
- if (OBP(obd, attach))
- err = OBP(obd,attach)(obd, sizeof *lcfg, lcfg);
+ if (OBP(obd, attach)) {
+ rc = OBP(obd,attach)(obd, sizeof *lcfg, lcfg);
+ if (rc)
+ GOTO(out, rc = -EINVAL);
+ }
- if (err) {
+ obd->obd_attached = 1;
+ type->typ_refcnt++;
+ CDEBUG(D_IOCTL, "OBD: dev %d attached type %s\n",
+ obd->obd_minor, typename);
+ RETURN(0);
+ out:
+ switch (cleanup_phase) {
+ case 3:
OBD_FREE(obd->obd_name, strlen(obd->obd_name) + 1);
- class_put_type(obd->obd_type);
+ case 2:
+ class_release_dev(obd);
+ case 1:
+ class_put_type(type);
obd->obd_type = NULL;
- } else {
- obd->obd_attached = 1;
- type->typ_refcnt++;
- CDEBUG(D_IOCTL, "OBD: dev %d attached type %s\n",
- obd->obd_minor, typename);
}
- RETURN(err);
+ return rc;
}
-int class_setup(struct obd_device *obd, struct lustre_cfg *lcfg)
+static int class_setup(struct obd_device *obd, struct lustre_cfg *lcfg)
{
int err = 0;
struct obd_export *exp;
RETURN(err);
}
-int class_detach(struct obd_device *obd, struct lustre_cfg *lcfg)
+static int class_detach(struct obd_device *obd, struct lustre_cfg *lcfg)
{
- int minor;
int err = 0;
ENTRY;
obd->obd_attached = 0;
obd->obd_type->typ_refcnt--;
class_put_type(obd->obd_type);
- obd->obd_type = NULL;
- minor = obd->obd_minor;
- memset(obd, 0, sizeof(*obd));
- obd->obd_minor = minor;
+ class_release_dev(obd);
RETURN(err);
}
}
}
-int class_cleanup(struct obd_device *obd, struct lustre_cfg *lcfg)
+static int class_cleanup(struct obd_device *obd, struct lustre_cfg *lcfg)
{
int flags = 0;
int err = 0;
int rc;
if (!(flags & OBD_OPT_FORCE)) {
- CERROR("OBD device %d (%p) has refcount %d\n",
- obd->obd_minor, obd,
+ CERROR("OBD device %d (%p,%s) has refcount %d\n",
+ obd->obd_minor, obd, obd->obd_name,
atomic_read(&obd->obd_refcount));
dump_exports(obd);
GOTO(out, err = -EBUSY);
obd->obd_set_up = obd->obd_stopping = 0;
obd->obd_type->typ_refcnt--;
/* XXX this should be an LASSERT */
- if (atomic_read(&obd->obd_refcount) > 0)
- CERROR("%s still has refcount %d after "
- "cleanup.\n", obd->obd_name,
+ if (atomic_read(&obd->obd_refcount) > 0) {
+ CERROR("%s (%p) still has refcount %d after "
+ "cleanup.\n", obd->obd_name, obd,
atomic_read(&obd->obd_refcount));
+ dump_exports(obd);
+ }
}
RETURN(err);
+}
+
+int class_add_conn(struct obd_device *obd, struct lustre_cfg *lcfg)
+{
+ struct obd_import *imp;
+ struct obd_uuid uuid;
+ int priority, rc;
+ ENTRY;
+ if (lcfg->lcfg_inllen1 <= 0 ||
+ lcfg->lcfg_inllen1 > sizeof(struct obd_uuid)) {
+ CERROR("invalid conn_uuid\n");
+ RETURN(-EINVAL);
+ }
+ if (lcfg->lcfg_inllen2 != sizeof(int)) {
+ CERROR("invalid priority\n");
+ RETURN(-EINVAL);
+ }
+ if (strcmp(obd->obd_type->typ_name, "mdc") &&
+ strcmp(obd->obd_type->typ_name, "osc")) {
+ CERROR("can't add connection on non-client dev\n");
+ RETURN(-EINVAL);
+ }
+
+ imp = obd->u.cli.cl_import;
+ if (!imp) {
+ CERROR("try to add conn on immature client dev\n");
+ RETURN(-EINVAL);
+ }
+
+ obd_str2uuid(&uuid, lcfg->lcfg_inlbuf1);
+ priority = *((int*) lcfg->lcfg_inlbuf2);
+ rc = obd_add_conn(imp, &uuid, priority);
+
+ RETURN(rc);
+}
+int class_del_conn(struct obd_device *obd, struct lustre_cfg *lcfg)
+{
+ struct obd_import *imp;
+ struct obd_uuid uuid;
+ int rc;
+ ENTRY;
+
+ if (lcfg->lcfg_inllen1 <= 0 ||
+ lcfg->lcfg_inllen1 > sizeof(struct obd_uuid)) {
+ CERROR("invalid conn_uuid\n");
+ RETURN(-EINVAL);
+ }
+ if (strcmp(obd->obd_type->typ_name, "mdc") &&
+ strcmp(obd->obd_type->typ_name, "osc")) {
+ CERROR("can't add connection on non-client dev\n");
+ RETURN(-EINVAL);
+ }
+
+ imp = obd->u.cli.cl_import;
+ if (!imp) {
+ CERROR("try to del conn on immature client dev\n");
+ RETURN(-EINVAL);
+ }
+
+ obd_str2uuid(&uuid, lcfg->lcfg_inlbuf1);
+ rc = obd_del_conn(imp, &uuid);
+
+ RETURN(rc);
}
LIST_HEAD(lustre_profile_list);
struct obd_device *obd;
char str[PTL_NALFMT_SIZE];
int err;
+ ENTRY;
LASSERT(lcfg && !IS_ERR(lcfg));
err = class_cleanup(obd, lcfg);
GOTO(out, err = 0);
}
+ case LCFG_ADD_CONN: {
+ err = class_add_conn(obd, lcfg);
+ GOTO(out, err = 0);
+ }
+ case LCFG_DEL_CONN: {
+ err = class_del_conn(obd, lcfg);
+ GOTO(out, err = 0);
+ }
default: {
- CERROR("Unknown command: %d\n", lcfg->lcfg_command);
- GOTO(out, err = -EINVAL);
+ err = obd_process_config(obd, sizeof(*lcfg), lcfg);
+ GOTO(out, err);
}
}
RETURN(err);
}
-static int class_config_llog_handler(struct llog_handle * handle,
- struct llog_rec_hdr *rec, void *data)
+static int class_config_parse_handler(struct llog_handle * handle,
+ struct llog_rec_hdr *rec, void *data)
{
struct config_llog_instance *cfg = data;
int cfg_len = rec->lrh_len;
char *cfg_buf = (char*) (rec + 1);
int rc = 0;
ENTRY;
+
if (rec->lrh_type == OBD_CFG_REC) {
char *buf;
struct lustre_cfg *lcfg;
lustre_cfg_freedata(buf, cfg_len);
} else if (rec->lrh_type == PTL_CFG_REC) {
struct portals_cfg *pcfg = (struct portals_cfg *)cfg_buf;
- if (pcfg->pcfg_command ==NAL_CMD_REGISTER_MYNID &&
+ if (pcfg->pcfg_command == NAL_CMD_REGISTER_MYNID &&
cfg->cfg_local_nid != PTL_NID_ANY) {
pcfg->pcfg_nid = cfg->cfg_local_nid;
}
- rc = kportal_nal_cmd(pcfg);
+ rc = libcfs_nal_cmd(pcfg);
+ } else {
+ CERROR("unrecognized record type: 0x%x\n", rec->lrh_type);
}
out:
RETURN(rc);
}
-int class_config_parse_llog(struct llog_ctxt *ctxt, char *name,
- struct config_llog_instance *cfg)
+int class_config_process_llog(struct llog_ctxt *ctxt, char *name,
+ struct config_llog_instance *cfg)
{
struct llog_handle *llh;
int rc, rc2;
ENTRY;
- rc = llog_create(ctxt, &llh, NULL, name);
+ rc = llog_open(ctxt, &llh, NULL, name, 0);
if (rc)
RETURN(rc);
rc = llog_init_handle(llh, LLOG_F_IS_PLAIN, NULL);
- if (rc)
- GOTO(parse_out, rc);
+ if (rc == 0)
+ rc = llog_process(llh, class_config_parse_handler, cfg, NULL);
- rc = llog_process(llh, class_config_llog_handler, cfg, NULL);
-parse_out:
rc2 = llog_close(llh);
if (rc == 0)
rc = rc2;
RETURN(rc);
-
}
static int class_config_dump_handler(struct llog_handle * handle,
char *cfg_buf = (char*) (rec + 1);
int rc = 0;
ENTRY;
+
if (rec->lrh_type == OBD_CFG_REC) {
char *buf;
struct lustre_cfg *lcfg;
GOTO(out, rc);
lcfg = (struct lustre_cfg* ) buf;
- CDEBUG(D_INFO, "lcfg command: %x\n", lcfg->lcfg_command);
+ CDEBUG(D_INFO, "lcfg command: 0x%x\n", lcfg->lcfg_command);
if (lcfg->lcfg_dev_name)
CDEBUG(D_INFO, " devname: %s\n",
lcfg->lcfg_dev_name);
if (lcfg->lcfg_flags)
- CDEBUG(D_INFO, " flags: %x\n", lcfg->lcfg_flags);
+ CDEBUG(D_INFO, " flags: 0x%x\n", lcfg->lcfg_flags);
if (lcfg->lcfg_nid)
CDEBUG(D_INFO, " nid: "LPX64"\n",
lcfg->lcfg_nid);
if (lcfg->lcfg_inlbuf1)
CDEBUG(D_INFO, " inlbuf1: %s\n",lcfg->lcfg_inlbuf1);
if (lcfg->lcfg_inlbuf2)
- CDEBUG(D_INFO, " inlbuf1: %s\n",lcfg->lcfg_inlbuf2);
+ CDEBUG(D_INFO, " inlbuf2: %s\n",lcfg->lcfg_inlbuf2);
if (lcfg->lcfg_inlbuf3)
- CDEBUG(D_INFO, " inlbuf1: %s\n",lcfg->lcfg_inlbuf3);
+ CDEBUG(D_INFO, " inlbuf3: %s\n",lcfg->lcfg_inlbuf3);
if (lcfg->lcfg_inlbuf4)
- CDEBUG(D_INFO, " inlbuf1: %s\n",lcfg->lcfg_inlbuf4);
+ CDEBUG(D_INFO, " inlbuf4: %s\n",lcfg->lcfg_inlbuf4);
+ if (lcfg->lcfg_inlbuf5)
+ CDEBUG(D_INFO, " inlbuf5: %s\n",lcfg->lcfg_inlbuf5);
+ if (lcfg->lcfg_inlbuf6)
+ CDEBUG(D_INFO, " inlbuf6: %s\n",lcfg->lcfg_inlbuf6);
lustre_cfg_freedata(buf, cfg_len);
} else if (rec->lrh_type == PTL_CFG_REC) {
struct portals_cfg *pcfg = (struct portals_cfg *)cfg_buf;
- CDEBUG(D_INFO, "pcfg command: %d\n", pcfg->pcfg_command);
+ CDEBUG(D_INFO, "pcfg command: 0x%x\n", pcfg->pcfg_command);
if (pcfg->pcfg_nal)
CDEBUG(D_INFO, " nal: %d\n",
pcfg->pcfg_nal);
CDEBUG(D_INFO, " nid: "LPX64"\n",
pcfg->pcfg_nid);
if (pcfg->pcfg_nid2)
- CDEBUG(D_INFO, " nid: "LPX64"\n",
+ CDEBUG(D_INFO, " nid2: "LPX64"\n",
pcfg->pcfg_nid2);
if (pcfg->pcfg_nid3)
- CDEBUG(D_INFO, " nid: "LPX64"\n",
+ CDEBUG(D_INFO, " nid3: "LPX64"\n",
pcfg->pcfg_nid3);
if (pcfg->pcfg_misc)
- CDEBUG(D_INFO, " nid: %d\n",
+ CDEBUG(D_INFO, " misc: %d\n",
pcfg->pcfg_misc);
if (pcfg->pcfg_id)
- CDEBUG(D_INFO, " id: %x\n",
+ CDEBUG(D_INFO, " id: 0x%x\n",
pcfg->pcfg_id);
if (pcfg->pcfg_flags)
- CDEBUG(D_INFO, " flags: %x\n",
+ CDEBUG(D_INFO, " flags: 0x%x\n",
pcfg->pcfg_flags);
} else {
CERROR("unhandled lrh_type: %#x\n", rec->lrh_type);
int rc, rc2;
ENTRY;
- rc = llog_create(ctxt, &llh, NULL, name);
+ rc = llog_open(ctxt, &llh, NULL, name, 0);
if (rc)
RETURN(rc);
rc = llog_init_handle(llh, LLOG_F_IS_PLAIN, NULL);
- if (rc)
- GOTO(parse_out, rc);
+ if (rc == 0)
+ rc = llog_process(llh, class_config_dump_handler, cfg, NULL);
- rc = llog_process(llh, class_config_dump_handler, cfg, NULL);
-parse_out:
rc2 = llog_close(llh);
if (rc == 0)
rc = rc2;
RETURN(rc);
-
}