1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
4 * Copyright (C) 2001, 2002 Cluster File Systems, Inc.
6 * This code is issued under the GNU General Public License.
7 * See the file COPYING in this distribution
13 #define IOC_OSC_TYPE 'h'
14 #define IOC_OSC_MIN_NR 20
15 #define IOC_OSC_SET_ACTIVE _IOWR(IOC_OSC_TYPE, 21, struct obd_device *)
16 #define IOC_OSC_MAX_NR 50
18 #define IOC_MDC_TYPE 'i'
19 #define IOC_MDC_MIN_NR 20
20 #define IOC_MDC_LOOKUP _IOWR(IOC_MDC_TYPE, 20, struct obd_device *)
21 /* Moved to lustre_user.h
22 #define IOC_MDC_GETSTRIPE _IOWR(IOC_MDC_TYPE, 21, struct lov_mds_md *) */
23 #define IOC_MDC_MAX_NR 50
26 # include <linux/fs.h>
27 # include <linux/list.h>
28 # include <linux/sched.h> /* for struct task_struct, for current.h */
29 # include <asm/current.h> /* for smp_lock.h */
30 # include <linux/smp_lock.h>
31 # include <linux/proc_fs.h>
32 # include <linux/mount.h>
35 #include <linux/lustre_lib.h>
36 #include <linux/lustre_idl.h>
37 #include <linux/lustre_export.h>
39 /* this is really local to the OSC */
40 struct loi_oap_pages {
41 struct list_head lop_pending;
43 struct list_head lop_urgent;
44 struct list_head lop_pending_group;
47 struct lov_oinfo { /* per-stripe data structure */
48 __u64 loi_id; /* object ID on the target OST */
49 __u64 loi_gr; /* object group on the target OST */
50 int loi_ost_idx; /* OST stripe index in lov_tgt_desc->tgts */
51 int loi_ost_gen; /* generation of this loi_ost_idx */
53 /* used by the osc to keep track of what objects to build into rpcs */
54 struct loi_oap_pages loi_read_lop;
55 struct loi_oap_pages loi_write_lop;
56 /* _cli_ is poorly named, it should be _ready_ */
57 struct list_head loi_cli_item;
58 struct list_head loi_write_item;
59 struct list_head loi_read_item;
62 __u64 loi_kms; /* known minimum size */
63 __u64 loi_rss; /* recently seen size */
64 __u64 loi_mtime; /* recently seen mtime */
65 __u64 loi_blocks; /* recently seen blocks */
68 static inline void loi_init(struct lov_oinfo *loi)
70 INIT_LIST_HEAD(&loi->loi_read_lop.lop_pending);
71 INIT_LIST_HEAD(&loi->loi_read_lop.lop_urgent);
72 INIT_LIST_HEAD(&loi->loi_read_lop.lop_pending_group);
73 INIT_LIST_HEAD(&loi->loi_write_lop.lop_pending);
74 INIT_LIST_HEAD(&loi->loi_write_lop.lop_urgent);
75 INIT_LIST_HEAD(&loi->loi_write_lop.lop_pending_group);
76 INIT_LIST_HEAD(&loi->loi_cli_item);
77 INIT_LIST_HEAD(&loi->loi_write_item);
78 INIT_LIST_HEAD(&loi->loi_read_item);
81 struct lov_stripe_md {
83 __u64 lsm_object_id; /* lov object id */
84 __u64 lsm_object_gr; /* lov object id */
85 __u64 lsm_maxbytes; /* maximum possible file size */
86 unsigned long lsm_xfersize; /* optimal transfer size */
88 /* LOV-private members start here -- only for use in lov/. */
90 __u32 lsm_stripe_size; /* size of the stripe */
91 __u32 lsm_pattern; /* striping pattern (RAID0, RAID1) */
92 unsigned lsm_stripe_count; /* number of objects being striped over */
93 struct lov_oinfo lsm_oinfo[0];
97 struct list_head typ_chain;
98 struct obd_ops *typ_ops;
99 struct proc_dir_entry *typ_procroot;
112 ASYNC_READY = 0x1, /* ap_make_ready will not be called before this
113 page is added to an rpc */
115 ASYNC_COUNT_STABLE = 0x4, /* ap_refresh_count will not be called
116 to give the caller a chance to update
117 or cancel the size of the io */
118 ASYNC_GROUP_SYNC = 0x8, /* ap_completion will not be called, instead
119 the page is accounted for in the
120 obd_io_group given to
121 obd_queue_group_io */
124 struct obd_async_page_ops {
125 int (*ap_make_ready)(void *data, int cmd);
126 int (*ap_refresh_count)(void *data, int cmd);
127 void (*ap_fill_obdo)(void *data, int cmd, struct obdo *oa);
128 void (*ap_completion)(void *data, int cmd, struct obdo *oa, int rc);
131 /* the `oig' is passed down from a caller of obd rw methods. the callee
132 * records enough state such that the caller can sleep on the oig and
133 * be woken when all the callees have finished their work */
134 struct obd_io_group {
136 atomic_t oig_refcount;
139 struct list_head oig_occ_list;
140 wait_queue_head_t oig_waitq;
143 /* the oig callback context lets the callee of obd rw methods register
144 * for callbacks from the caller. */
145 struct oig_callback_context {
146 struct list_head occ_oig_item;
147 /* called when the caller has received a signal while sleeping.
148 * callees of this method are encouraged to abort their state
149 * in the oig. This may be called multiple times. */
150 void (*occ_interrupted)(struct oig_callback_context *occ);
153 /* if we find more consumers this could be generalized */
154 #define OBD_HIST_MAX 32
155 struct obd_histogram {
157 unsigned long oh_buckets[OBD_HIST_MAX];
160 /* Individual type definitions */
162 struct ost_server_data;
165 const char *fo_fstype;
166 struct super_block *fo_sb;
167 struct vfsmount *fo_vfsmnt;
168 struct dentry *fo_dentry_O;
169 struct dentry **fo_dentry_O_groups;
170 struct dentry **fo_dentry_O_sub;
171 spinlock_t fo_objidlock; /* protect fo_lastobjid increment */
172 spinlock_t fo_translock; /* protect fsd_last_rcvd increment */
173 struct file *fo_rcvd_filp;
174 struct filter_server_data *fo_fsd;
175 unsigned long *fo_last_rcvd_slots;
176 __u64 fo_mount_count;
178 struct file_operations *fo_fop;
179 struct inode_operations *fo_iop;
180 struct address_space_operations *fo_aops;
182 struct list_head fo_export_list;
185 obd_size fo_tot_dirty; /* protected by obd_osfs_lock */
186 obd_size fo_tot_granted; /* all values in bytes */
187 obd_size fo_tot_pending;
189 obd_size fo_readcache_max_filesize;
191 struct obd_import *fo_mdc_imp;
192 struct obd_uuid fo_mdc_uuid;
193 struct lustre_handle fo_mdc_conn;
195 struct ptlrpc_client fo_mdc_client;
197 struct file **fo_last_objid_files;
198 __u64 *fo_last_objids; /* last created objid for groups */
200 struct semaphore fo_alloc_lock;
202 struct obd_histogram fo_r_pages;
203 struct obd_histogram fo_w_pages;
204 struct obd_histogram fo_r_discont_pages;
205 struct obd_histogram fo_w_discont_pages;
206 struct obd_histogram fo_r_discont_blocks;
207 struct obd_histogram fo_w_discont_blocks;
210 struct mds_server_data;
212 #define OSC_MAX_RIF_DEFAULT 4
213 #define OSC_MAX_RIF_MAX 32
214 #define OSC_MAX_DIRTY_DEFAULT 4
215 #define OSC_MAX_DIRTY_MB_MAX 256 /* totally arbitrary */
219 struct obd_import *cl_import;
220 struct semaphore cl_sem;
222 /* max_mds_easize is purely a performance thing so we don't have to
223 * call obd_size_wiremd() all the time. */
224 int cl_max_mds_easize;
225 int cl_max_mds_cookiesize;
228 //struct llog_canceld_ctxt *cl_llcd; /* it's included by obd_llog_ctxt */
229 void *cl_llcd_offset;
231 struct obd_device *cl_mgmtcli_obd;
233 /* the grant values are protected by loi_list_lock below */
234 long cl_dirty; /* all _dirty_ in bytes */
235 long cl_dirty_max; /* allowed w/o rpc */
236 long cl_avail_grant; /* bytes of credit for ost */
237 long cl_lost_grant; /* lost credits (trunc) */
238 struct list_head cl_cache_waiters; /* waiting for cache/grant */
240 /* keep track of objects that have lois that contain pages which
241 * have been queued for async brw. this lock also protects the
242 * lists of osc_client_pages that hang off of the loi */
243 spinlock_t cl_loi_list_lock;
244 struct list_head cl_loi_ready_list;
245 struct list_head cl_loi_write_list;
246 struct list_head cl_loi_read_list;
247 int cl_brw_in_flight;
248 /* just a sum of the loi/lop pending numbers to be exported by /proc */
249 int cl_pending_w_pages;
250 int cl_pending_r_pages;
251 int cl_max_pages_per_rpc;
252 int cl_max_rpcs_in_flight;
253 struct obd_histogram cl_read_rpc_hist;
254 struct obd_histogram cl_write_rpc_hist;
255 struct obd_histogram cl_read_page_hist;
256 struct obd_histogram cl_write_page_hist;
258 struct mdc_rpc_lock *cl_rpc_lock;
259 struct mdc_rpc_lock *cl_setattr_lock;
260 struct osc_creator cl_oscc;
263 /* Like a client, with some hangers-on. Keep mc_client_obd first so that we
264 * can reuse the various client setup/connect functions. */
266 struct client_obd mc_client_obd; /* nested */
267 struct ptlrpc_thread *mc_ping_thread;
268 struct obd_export *mc_ping_exp; /* XXX single-target */
269 struct list_head mc_registered;
273 #define mc_import mc_client_obd.cl_import
276 struct ptlrpc_service *mds_service;
277 struct ptlrpc_service *mds_setattr_service;
278 struct ptlrpc_service *mds_readpage_service;
279 struct super_block *mds_sb;
280 struct vfsmount *mds_vfsmnt;
281 struct dentry *mds_fid_de;
283 int mds_max_cookiesize;
284 struct file *mds_rcvd_filp;
285 spinlock_t mds_transno_lock;
286 __u64 mds_last_transno;
287 __u64 mds_mount_count;
289 struct semaphore mds_epoch_sem;
290 struct ll_fid mds_rootfid;
291 struct mds_server_data *mds_server_data;
292 struct dentry *mds_pending_dir;
293 struct dentry *mds_logs_dir;
294 struct dentry *mds_objects_dir;
295 struct llog_handle *mds_cfg_llh;
296 // struct llog_handle *mds_catalog;
297 struct obd_device *mds_osc_obd; /* XXX lov_obd */
298 struct obd_uuid mds_lov_uuid;
300 struct obd_export *mds_osc_exp; /* XXX lov_exp */
301 int mds_has_lov_desc;
302 struct lov_desc mds_lov_desc;
303 obd_id *mds_lov_objids;
304 int mds_lov_objids_valid;
305 int mds_lov_nextid_set;
306 struct file *mds_lov_objid_filp;
307 unsigned long *mds_client_bitmap;
308 struct semaphore mds_orphan_recovery_sem;
310 atomic_t mds_open_count;
327 * this struct does double-duty acting as either a client or
328 * server instance .. maybe not wise.
332 struct ptlrpc_service *ptlbd_service;
335 struct ptlrpc_client bd_client;
336 struct obd_import *bd_import;
337 struct obd_uuid bd_server_uuid;
338 struct obd_export *bd_exp;
339 int refcount; /* XXX sigh */
343 spinlock_t recovd_lock;
344 struct list_head recovd_managed_items; /* items managed */
345 struct list_head recovd_troubled_items; /* items in recovery */
347 wait_queue_head_t recovd_recovery_waitq;
348 wait_queue_head_t recovd_ctl_waitq;
349 wait_queue_head_t recovd_waitq;
350 struct task_struct *recovd_thread;
355 struct ptlrpc_service *ost_service;
356 struct ptlrpc_service *ost_create_service;
359 struct echo_client_obd {
360 struct obd_export *ec_exp; /* the local connection to osc/lov */
362 struct list_head ec_objects;
368 struct obd_export *cobd_target_exp;/* local connection to target obd */
369 struct obd_export *cobd_cache_exp; /* local connection to cache obd */
372 struct lov_tgt_desc {
373 struct obd_uuid uuid;
374 struct obd_export *ltd_exp;
375 int active; /* is this target up for requests */
380 struct lov_desc desc;
383 int lo_catalog_loaded:1;
384 struct lov_tgt_desc *tgts;
387 struct niobuf_local {
392 struct dentry *dentry;
398 /* Don't conflict with on-wire flags OBD_BRW_WRITE, etc */
399 #define N_LOCAL_TEMP_PAGE 0x10000000
401 struct obd_trans_info {
404 /* Only used on the server side for tracking acks. */
405 struct oti_req_ack_lock {
406 struct lustre_handle lock;
410 struct llog_cookie oti_onecookie;
411 struct llog_cookie *oti_logcookies;
415 static inline void oti_alloc_cookies(struct obd_trans_info *oti,int num_cookies)
420 if (num_cookies == 1)
421 oti->oti_logcookies = &oti->oti_onecookie;
423 OBD_ALLOC(oti->oti_logcookies,
424 num_cookies * sizeof(oti->oti_onecookie));
426 oti->oti_numcookies = num_cookies;
429 static inline void oti_free_cookies(struct obd_trans_info *oti)
431 if (!oti || !oti->oti_logcookies)
434 if (oti->oti_logcookies == &oti->oti_onecookie)
435 LASSERT(oti->oti_numcookies == 1);
437 OBD_FREE(oti->oti_logcookies,
438 oti->oti_numcookies * sizeof(oti->oti_onecookie));
439 oti->oti_logcookies = NULL;
440 oti->oti_numcookies = 0;
445 LLOG_CONFIG_ORIG_CTXT = 0,
446 LLOG_CONFIG_REPL_CTXT = 1,
447 LLOG_UNLINK_ORIG_CTXT = 2,
448 LLOG_UNLINK_REPL_CTXT = 3,
449 LLOG_SIZE_ORIG_CTXT = 4,
450 LLOG_SIZE_REPL_CTXT = 5,
451 LLOG_MD_ORIG_CTXT = 6,
452 LLOG_MD_REPL_CTXT = 7,
453 LLOG_RD1_ORIG_CTXT = 8,
454 LLOG_RD1_REPL_CTXT = 9,
455 LLOG_TEST_ORIG_CTXT = 10,
456 LLOG_TEST_REPL_CTXT = 11,
461 /* corresponds to one of the obd's */
463 struct obd_type *obd_type;
465 /* common and UUID name of this device */
467 struct obd_uuid obd_uuid;
470 unsigned int obd_attached:1, obd_set_up:1, obd_recovering:1,
471 obd_abort_recovery:1, obd_replayable:1, obd_no_transno:1,
472 obd_no_recov:1, obd_stopping:1;
473 atomic_t obd_refcount;
474 wait_queue_head_t obd_refcount_waitq;
475 struct proc_dir_entry *obd_proc_entry;
476 struct list_head obd_exports;
478 struct ldlm_namespace *obd_namespace;
479 struct ptlrpc_client obd_ldlm_client; /* XXX OST/MDS only */
480 /* a spinlock is OK for what we do now, may need a semaphore later */
481 spinlock_t obd_dev_lock;
482 __u64 obd_last_committed;
483 struct fsfilt_operations *obd_fsops;
484 spinlock_t obd_osfs_lock;
485 struct obd_statfs obd_osfs;
486 unsigned long obd_osfs_age;
487 struct obd_run_ctxt obd_ctxt;
488 struct llog_ctxt *obd_llog_ctxt[LLOG_MAX_CTXTS];
489 struct obd_device *obd_observer;
490 struct obd_export *obd_self_export;
492 /* XXX encapsulate all this recovery data into one struct */
493 svc_handler_t obd_recovery_handler;
494 int obd_max_recoverable_clients;
495 int obd_connected_clients;
496 int obd_recoverable_clients;
497 spinlock_t obd_processing_task_lock;
498 pid_t obd_processing_task;
499 __u64 obd_next_recovery_transno;
500 int obd_replayed_requests;
501 int obd_requests_queued_for_recovery;
502 wait_queue_head_t obd_next_transno_waitq;
503 struct list_head obd_uncommitted_replies;
504 spinlock_t obd_uncommitted_replies_lock;
505 struct timer_list obd_recovery_timer;
506 struct list_head obd_recovery_queue;
507 struct list_head obd_delayed_reply_queue;
510 struct filter_obd filter;
512 struct client_obd cli;
514 struct echo_client_obd echo_client;
515 struct echo_obd echo;
516 struct recovd_obd recovd;
518 struct cache_obd cobd;
519 struct ptlbd_obd ptlbd;
520 struct mgmtcli_obd mgmtcli;
522 /* Fields used by LProcFS */
523 unsigned int obd_cntr_base;
524 struct lprocfs_stats *obd_stats;
525 struct proc_dir_entry *obd_svc_procroot;
526 struct lprocfs_stats *obd_svc_stats;
529 #define OBD_OPT_FORCE 0x0001
530 #define OBD_OPT_FAILOVER 0x0002
532 #define OBD_LLOG_FL_SENDNOW 0x0001
535 struct module *o_owner;
536 int (*o_iocontrol)(unsigned int cmd, struct obd_export *exp, int len,
537 void *karg, void *uarg);
538 int (*o_get_info)(struct obd_export *, __u32 keylen, void *key,
539 __u32 *vallen, void *val);
540 int (*o_set_info)(struct obd_export *, __u32 keylen, void *key,
541 __u32 vallen, void *val);
542 int (*o_attach)(struct obd_device *dev, obd_count len, void *data);
543 int (*o_detach)(struct obd_device *dev);
544 int (*o_setup) (struct obd_device *dev, obd_count len, void *data);
545 int (*o_precleanup)(struct obd_device *dev, int flags);
546 int (*o_cleanup)(struct obd_device *dev, int flags);
547 int (*o_postrecov)(struct obd_device *dev);
548 int (*o_connect)(struct lustre_handle *conn, struct obd_device *src,
549 struct obd_uuid *cluuid);
550 int (*o_disconnect)(struct obd_export *exp, int flags);
552 int (*o_statfs)(struct obd_device *obd, struct obd_statfs *osfs,
553 unsigned long max_age);
554 int (*o_packmd)(struct obd_export *exp, struct lov_mds_md **disk_tgt,
555 struct lov_stripe_md *mem_src);
556 int (*o_unpackmd)(struct obd_export *exp,struct lov_stripe_md **mem_tgt,
557 struct lov_mds_md *disk_src, int disk_len);
558 int (*o_preallocate)(struct lustre_handle *, obd_count *req,
560 int (*o_create)(struct obd_export *exp, struct obdo *oa,
561 struct lov_stripe_md **ea, struct obd_trans_info *oti);
562 int (*o_destroy)(struct obd_export *exp, struct obdo *oa,
563 struct lov_stripe_md *ea, struct obd_trans_info *oti);
564 int (*o_setattr)(struct obd_export *exp, struct obdo *oa,
565 struct lov_stripe_md *ea, struct obd_trans_info *oti);
566 int (*o_getattr)(struct obd_export *exp, struct obdo *oa,
567 struct lov_stripe_md *ea);
568 int (*o_getattr_async)(struct obd_export *exp, struct obdo *oa,
569 struct lov_stripe_md *ea,
570 struct ptlrpc_request_set *set);
571 int (*o_brw)(int rw, struct obd_export *exp, struct obdo *oa,
572 struct lov_stripe_md *ea, obd_count oa_bufs,
573 struct brw_page *pgarr, struct obd_trans_info *oti);
574 int (*o_brw_async)(int rw, struct obd_export *exp, struct obdo *oa,
575 struct lov_stripe_md *ea, obd_count oa_bufs,
576 struct brw_page *pgarr, struct ptlrpc_request_set *,
577 struct obd_trans_info *oti);
578 int (*o_prep_async_page)(struct obd_export *exp,
579 struct lov_stripe_md *lsm,
580 struct lov_oinfo *loi,
581 struct page *page, obd_off offset,
582 struct obd_async_page_ops *ops, void *data,
584 int (*o_queue_async_io)(struct obd_export *exp,
585 struct lov_stripe_md *lsm,
586 struct lov_oinfo *loi, void *cookie,
587 int cmd, obd_off off, int count,
588 obd_flag brw_flags, obd_flag async_flags);
589 int (*o_queue_group_io)(struct obd_export *exp,
590 struct lov_stripe_md *lsm,
591 struct lov_oinfo *loi,
592 struct obd_io_group *oig,
593 void *cookie, int cmd, obd_off off, int count,
594 obd_flag brw_flags, obd_flag async_flags);
595 int (*o_trigger_group_io)(struct obd_export *exp,
596 struct lov_stripe_md *lsm,
597 struct lov_oinfo *loi,
598 struct obd_io_group *oig);
599 int (*o_set_async_flags)(struct obd_export *exp,
600 struct lov_stripe_md *lsm,
601 struct lov_oinfo *loi, void *cookie,
602 obd_flag async_flags);
603 int (*o_teardown_async_page)(struct obd_export *exp,
604 struct lov_stripe_md *lsm,
605 struct lov_oinfo *loi, void *cookie);
606 int (*o_punch)(struct obd_export *exp, struct obdo *oa,
607 struct lov_stripe_md *ea, obd_size start,
608 obd_size end, struct obd_trans_info *oti);
609 int (*o_sync)(struct obd_export *exp, struct obdo *oa,
610 struct lov_stripe_md *ea, obd_size start, obd_size end);
611 int (*o_migrate)(struct lustre_handle *conn, struct lov_stripe_md *dst,
612 struct lov_stripe_md *src, obd_size start,
613 obd_size end, struct obd_trans_info *oti);
614 int (*o_copy)(struct lustre_handle *dstconn, struct lov_stripe_md *dst,
615 struct lustre_handle *srconn, struct lov_stripe_md *src,
616 obd_size start, obd_size end, struct obd_trans_info *);
617 int (*o_iterate)(struct lustre_handle *conn,
618 int (*)(obd_id, obd_gr, void *),
619 obd_id *startid, obd_gr group, void *data);
620 int (*o_preprw)(int cmd, struct obd_export *exp, struct obdo *oa,
621 int objcount, struct obd_ioobj *obj,
622 int niocount, struct niobuf_remote *remote,
623 struct niobuf_local *local, struct obd_trans_info *oti);
624 int (*o_commitrw)(int cmd, struct obd_export *exp, struct obdo *oa,
625 int objcount, struct obd_ioobj *obj,
626 int niocount, struct niobuf_local *local,
627 struct obd_trans_info *oti, int rc);
628 int (*o_enqueue)(struct obd_export *, struct lov_stripe_md *,
629 __u32 type, ldlm_policy_data_t *, __u32 mode,
630 int *flags, void *bl_cb, void *cp_cb, void *gl_cb,
631 void *data, __u32 lvb_len, void *lvb_swabber,
632 struct lustre_handle *lockh);
633 int (*o_match)(struct obd_export *, struct lov_stripe_md *, __u32 type,
634 ldlm_policy_data_t *, __u32 mode, int *flags, void *data,
635 struct lustre_handle *lockh);
636 int (*o_change_cbdata)(struct obd_export *, struct lov_stripe_md *,
637 ldlm_iterator_t it, void *data);
638 int (*o_cancel)(struct obd_export *, struct lov_stripe_md *md,
639 __u32 mode, struct lustre_handle *);
640 int (*o_cancel_unused)(struct obd_export *, struct lov_stripe_md *,
641 int flags, void *opaque);
642 int (*o_san_preprw)(int cmd, struct obd_export *exp,
643 struct obdo *oa, int objcount,
644 struct obd_ioobj *obj, int niocount,
645 struct niobuf_remote *remote);
646 int (*o_init_export)(struct obd_export *exp);
647 int (*o_destroy_export)(struct obd_export *exp);
649 /* llog related obd_methods */
650 int (*o_llog_init)(struct obd_device *obd, struct obd_device *disk_obd,
651 int count, struct llog_catid *logid);
652 int (*o_llog_finish)(struct obd_device *obd, int count);
654 /* metadata-only methods */
655 int (*o_pin)(struct obd_export *, obd_id ino, __u32 gen, int type,
656 struct obd_client_handle *, int flag);
657 int (*o_unpin)(struct obd_export *, struct obd_client_handle *, int);
659 int (*o_import_event)(struct obd_device *, struct obd_import *,
660 enum obd_import_event);
662 int (*o_notify)(struct obd_device *obd, struct obd_device *watched,
665 * NOTE: If adding ops, add another LPROCFS_OBD_OP_INIT() line
666 * to lprocfs_alloc_obd_stats() in obdclass/lprocfs_status.c.
667 * Also, add a wrapper function in include/linux/obd_class.h.
672 static inline void obd_transno_commit_cb(struct obd_device *obd, __u64 transno,
676 CERROR("%s: transno "LPD64" commit error: %d\n",
677 obd->obd_name, transno, error);
680 CDEBUG(D_HA, "%s: transno "LPD64" committed\n",
681 obd->obd_name, transno);
682 if (transno > obd->obd_last_committed) {
683 obd->obd_last_committed = transno;
684 ptlrpc_commit_replies (obd);