2 * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
3 * Copyright (C) 2004-2008 Red Hat, Inc. All rights reserved.
5 * This copyrighted material is made available to anyone wishing to use,
6 * modify, copy, or redistribute it subject to the terms and conditions
7 * of the GNU General Public License version 2.
10 #ifndef __INCORE_DOT_H__
11 #define __INCORE_DOT_H__
14 #include <linux/kobject.h>
15 #include <linux/workqueue.h>
16 #include <linux/dlm.h>
17 #include <linux/buffer_head.h>
18 #include <linux/rcupdate.h>
19 #include <linux/rculist_bl.h>
20 #include <linux/completion.h>
21 #include <linux/rbtree.h>
22 #include <linux/ktime.h>
23 #include <linux/percpu.h>
25 #define DIO_WAIT 0x00000010
26 #define DIO_METADATA 0x00000020
28 struct gfs2_log_operations;
32 struct gfs2_quota_data;
38 typedef void (*gfs2_glop_bh_t) (struct gfs2_glock *gl, unsigned int ret);
40 struct gfs2_log_header_host {
41 u64 lh_sequence; /* Sequence number of this transaction */
42 u32 lh_flags; /* GFS2_LOG_HEAD_... */
43 u32 lh_tail; /* Block number of log tail */
49 * Structure of operations that are associated with each
50 * type of element in the log.
53 struct gfs2_log_operations {
54 void (*lo_before_commit) (struct gfs2_sbd *sdp);
55 void (*lo_after_commit) (struct gfs2_sbd *sdp, struct gfs2_trans *tr);
56 void (*lo_before_scan) (struct gfs2_jdesc *jd,
57 struct gfs2_log_header_host *head, int pass);
58 int (*lo_scan_elements) (struct gfs2_jdesc *jd, unsigned int start,
59 struct gfs2_log_descriptor *ld, __be64 *ptr,
61 void (*lo_after_scan) (struct gfs2_jdesc *jd, int error, int pass);
68 struct buffer_head *bi_bh;
70 unsigned long bi_flags;
78 struct rb_node rd_node; /* Link with superblock */
79 struct gfs2_glock *rd_gl; /* Glock for this rgrp */
80 u64 rd_addr; /* grp block disk address */
81 u64 rd_data0; /* first data location */
82 u32 rd_length; /* length of rgrp header in fs blocks */
83 u32 rd_data; /* num of data blocks in rgrp */
84 u32 rd_bitbytes; /* number of bytes in data bitmaps */
86 u32 rd_reserved; /* number of blocks reserved */
90 struct gfs2_bitmap *rd_bits;
91 struct gfs2_sbd *rd_sbd;
92 struct gfs2_rgrp_lvb *rd_rgl;
95 #define GFS2_RDF_CHECK 0x10000000 /* check for unlinked inodes */
96 #define GFS2_RDF_UPTODATE 0x20000000 /* rg is up to date */
97 #define GFS2_RDF_ERROR 0x40000000 /* error in rg */
98 #define GFS2_RDF_MASK 0xf0000000 /* mask for internal flags */
99 spinlock_t rd_rsspin; /* protects reservation related vars */
100 struct rb_root rd_rstree; /* multi-block reservation tree */
104 struct gfs2_rgrpd *rgd;
105 u32 offset; /* The offset is bitmap relative */
106 int bii; /* Bitmap index */
109 static inline struct gfs2_bitmap *rbm_bi(const struct gfs2_rbm *rbm)
111 return rbm->rgd->rd_bits + rbm->bii;
114 static inline u64 gfs2_rbm_to_block(const struct gfs2_rbm *rbm)
116 return rbm->rgd->rd_data0 + (rbm_bi(rbm)->bi_start * GFS2_NBBY) +
120 static inline bool gfs2_rbm_eq(const struct gfs2_rbm *rbm1,
121 const struct gfs2_rbm *rbm2)
123 return (rbm1->rgd == rbm2->rgd) && (rbm1->bii == rbm2->bii) &&
124 (rbm1->offset == rbm2->offset);
127 enum gfs2_state_bits {
128 BH_Pinned = BH_PrivateStart,
129 BH_Escaped = BH_PrivateStart + 1,
130 BH_Zeronew = BH_PrivateStart + 2,
133 BUFFER_FNS(Pinned, pinned)
134 TAS_BUFFER_FNS(Pinned, pinned)
135 BUFFER_FNS(Escaped, escaped)
136 TAS_BUFFER_FNS(Escaped, escaped)
137 BUFFER_FNS(Zeronew, zeronew)
138 TAS_BUFFER_FNS(Zeronew, zeronew)
140 struct gfs2_bufdata {
141 struct buffer_head *bd_bh;
142 struct gfs2_glock *bd_gl;
145 struct list_head bd_list;
146 const struct gfs2_log_operations *bd_ops;
148 struct gfs2_trans *bd_tr;
149 struct list_head bd_ail_st_list;
150 struct list_head bd_ail_gl_list;
154 * Internally, we prefix things with gdlm_ and GDLM_ (for gfs-dlm) since a
155 * prefix of lock_dlm_ gets awkward.
158 #define GDLM_STRNAME_BYTES 25
159 #define GDLM_LVB_SIZE 32
164 * DFL_BLOCK_LOCKS: dlm is in recovery and will grant locks that had been
165 * held by failed nodes whose journals need recovery. Those locks should
166 * only be used for journal recovery until the journal recovery is done.
167 * This is set by the dlm recover_prep callback and cleared by the
168 * gfs2_control thread when journal recovery is complete. To avoid
169 * races between recover_prep setting and gfs2_control clearing, recover_spin
170 * is held while changing this bit and reading/writing recover_block
173 * DFL_NO_DLM_OPS: dlm lockspace ops/callbacks are not being used.
175 * DFL_FIRST_MOUNT: this node is the first to mount this fs and is doing
176 * recovery of all journals before allowing other nodes to mount the fs.
177 * This is cleared when FIRST_MOUNT_DONE is set.
179 * DFL_FIRST_MOUNT_DONE: this node was the first mounter, and has finished
180 * recovery of all journals, and now allows other nodes to mount the fs.
182 * DFL_MOUNT_DONE: gdlm_mount has completed successfully and cleared
183 * BLOCK_LOCKS for the first time. The gfs2_control thread should now
184 * control clearing BLOCK_LOCKS for further recoveries.
186 * DFL_UNMOUNT: gdlm_unmount sets to keep sdp off gfs2_control_wq.
188 * DFL_DLM_RECOVERY: set while dlm is in recovery, between recover_prep()
189 * and recover_done(), i.e. set while recover_block == recover_start.
196 DFL_FIRST_MOUNT_DONE = 3,
199 DFL_DLM_RECOVERY = 6,
204 unsigned int ln_type;
207 #define lm_name_equal(name1, name2) \
208 (((name1)->ln_number == (name2)->ln_number) && \
209 ((name1)->ln_type == (name2)->ln_type))
212 struct gfs2_glock_operations {
213 void (*go_sync) (struct gfs2_glock *gl);
214 int (*go_xmote_bh) (struct gfs2_glock *gl, struct gfs2_holder *gh);
215 void (*go_inval) (struct gfs2_glock *gl, int flags);
216 int (*go_demote_ok) (const struct gfs2_glock *gl);
217 int (*go_lock) (struct gfs2_holder *gh);
218 void (*go_unlock) (struct gfs2_holder *gh);
219 int (*go_dump)(struct seq_file *seq, const struct gfs2_glock *gl);
220 void (*go_callback)(struct gfs2_glock *gl, bool remote);
222 const unsigned long go_flags;
223 #define GLOF_ASPACE 1
228 GFS2_LKS_SRTT = 0, /* Non blocking smoothed round trip time */
229 GFS2_LKS_SRTTVAR = 1, /* Non blocking smoothed variance */
230 GFS2_LKS_SRTTB = 2, /* Blocking smoothed round trip time */
231 GFS2_LKS_SRTTVARB = 3, /* Blocking smoothed variance */
232 GFS2_LKS_SIRT = 4, /* Smoothed Inter-request time */
233 GFS2_LKS_SIRTVAR = 5, /* Smoothed Inter-request variance */
234 GFS2_LKS_DCOUNT = 6, /* Count of dlm requests */
235 GFS2_LKS_QCOUNT = 7, /* Count of gfs2_holder queues */
239 struct gfs2_lkstats {
240 s64 stats[GFS2_NR_LKSTATS];
245 HIF_HOLDER = 6, /* Set for gh that "holds" the glock */
251 struct list_head gh_list;
253 struct gfs2_glock *gh_gl;
254 struct pid *gh_owner_pid;
255 unsigned int gh_state;
259 unsigned long gh_iflags; /* HIF_... */
263 /* Resource group multi-block reservation, in order of appearance:
265 Step 1. Function prepares to write, allocates a mb, sets the size hint.
266 Step 2. User calls inplace_reserve to target an rgrp, sets the rgrp info
267 Step 3. Function get_local_rgrp locks the rgrp, determines which bits to use
268 Step 4. Bits are assigned from the rgrp based on either the reservation
272 struct gfs2_blkreserv {
273 /* components used during write (step 1): */
274 atomic_t rs_sizehint; /* hint of the write size */
276 struct gfs2_holder rs_rgd_gh; /* Filled in by get_local_rgrp */
277 struct rb_node rs_node; /* link to other block reservations */
278 struct gfs2_rbm rs_rbm; /* Start of reservation */
279 u32 rs_free; /* how many blocks are still free */
280 u64 rs_inum; /* Inode number for reservation */
282 /* ancillary quota stuff */
283 struct gfs2_quota_data *rs_qa_qd[2 * MAXQUOTAS];
284 struct gfs2_holder rs_qa_qd_ghs[2 * MAXQUOTAS];
285 unsigned int rs_qa_qd_num;
289 * Allocation parameters
290 * @target: The number of blocks we'd ideally like to allocate
291 * @aflags: The flags (e.g. Orlov flag)
293 * The intent is to gradually expand this structure over time in
294 * order to give more information, e.g. alignment, min extent size
295 * to the allocation code.
297 struct gfs2_alloc_parms {
305 GLF_PENDING_DEMOTE = 4,
306 GLF_DEMOTE_IN_PROGRESS = 5,
309 GLF_INVALIDATE_IN_PROGRESS = 8,
310 GLF_REPLY_PENDING = 9,
315 GLF_OBJECT = 14, /* Used only for tracing */
320 struct hlist_bl_node gl_list;
321 struct gfs2_sbd *gl_sbd;
322 unsigned long gl_flags; /* GLF_... */
323 struct lm_lockname gl_name;
328 /* State fields protected by gl_spin */
329 unsigned int gl_state:2, /* Current state */
330 gl_target:2, /* Target state */
331 gl_demote_state:2, /* State requested by remote node */
332 gl_req:2, /* State in last dlm request */
333 gl_reply:8; /* Last reply from the dlm */
335 unsigned int gl_hash;
336 unsigned long gl_demote_time; /* time of first demote request */
338 struct list_head gl_holders;
340 const struct gfs2_glock_operations *gl_ops;
342 struct gfs2_lkstats gl_stats;
343 struct dlm_lksb gl_lksb;
344 unsigned long gl_tchange;
347 struct list_head gl_lru;
348 struct list_head gl_ail_list;
349 atomic_t gl_ail_count;
351 struct delayed_work gl_work;
352 struct work_struct gl_delete;
353 struct rcu_head gl_rcu;
356 #define GFS2_MIN_LVB_SIZE 32 /* Min size of LVB that gfs2 supports */
361 GIF_ALLOC_FAILED = 2,
367 struct inode i_inode;
372 unsigned long i_flags; /* GIF_... */
373 struct gfs2_glock *i_gl; /* Move into i_gh? */
374 struct gfs2_holder i_iopen_gh;
375 struct gfs2_holder i_gh; /* for prepare/commit_write only */
376 struct gfs2_blkreserv *i_res; /* rgrp multi-block reservation */
377 struct gfs2_rgrpd *i_rgd;
378 u64 i_goal; /* goal block for allocations */
379 struct rw_semaphore i_rw_mutex;
380 struct list_head i_ordered;
381 struct list_head i_trunc_list;
382 __be64 *i_hash_cache;
390 * Since i_inode is the first element of struct gfs2_inode,
391 * this is effectively a cast.
393 static inline struct gfs2_inode *GFS2_I(struct inode *inode)
395 return container_of(inode, struct gfs2_inode, i_inode);
398 static inline struct gfs2_sbd *GFS2_SB(const struct inode *inode)
400 return inode->i_sb->s_fs_info;
404 struct mutex f_fl_mutex;
405 struct gfs2_holder f_fl_gh;
408 struct gfs2_revoke_replay {
409 struct list_head rr_list;
411 unsigned int rr_where;
420 struct gfs2_quota_data {
421 struct list_head qd_list;
422 struct list_head qd_reclaim;
427 unsigned long qd_flags; /* QDF_... */
432 unsigned int qd_slot;
433 unsigned int qd_slot_count;
435 struct buffer_head *qd_bh;
436 struct gfs2_quota_change *qd_bh_qc;
437 unsigned int qd_bh_count;
439 struct gfs2_glock *qd_gl;
440 struct gfs2_quota_lvb qd_qb;
443 unsigned long qd_last_warn;
449 unsigned int tr_blocks;
450 unsigned int tr_revokes;
451 unsigned int tr_reserved;
453 struct gfs2_holder tr_t_gh;
458 unsigned int tr_num_buf_new;
459 unsigned int tr_num_databuf_new;
460 unsigned int tr_num_buf_rm;
461 unsigned int tr_num_databuf_rm;
462 unsigned int tr_num_revoke;
463 unsigned int tr_num_revoke_rm;
465 struct list_head tr_list;
467 unsigned int tr_first;
468 struct list_head tr_ail1_list;
469 struct list_head tr_ail2_list;
472 struct gfs2_journal_extent {
473 struct list_head extent_list;
475 unsigned int lblock; /* First logical block */
476 u64 dblock; /* First disk block */
481 struct list_head jd_list;
482 struct list_head extent_list;
483 struct work_struct jd_work;
484 struct inode *jd_inode;
485 unsigned long jd_flags;
486 #define JDF_RECOVERY 1
488 unsigned int jd_blocks;
489 int jd_recover_error;
492 struct gfs2_statfs_change_host {
498 #define GFS2_QUOTA_DEFAULT GFS2_QUOTA_OFF
499 #define GFS2_QUOTA_OFF 0
500 #define GFS2_QUOTA_ACCOUNT 1
501 #define GFS2_QUOTA_ON 2
503 #define GFS2_DATA_DEFAULT GFS2_DATA_ORDERED
504 #define GFS2_DATA_WRITEBACK 1
505 #define GFS2_DATA_ORDERED 2
507 #define GFS2_ERRORS_DEFAULT GFS2_ERRORS_WITHDRAW
508 #define GFS2_ERRORS_WITHDRAW 0
509 #define GFS2_ERRORS_CONTINUE 1 /* place holder for future feature */
510 #define GFS2_ERRORS_RO 2 /* place holder for future feature */
511 #define GFS2_ERRORS_PANIC 3
514 char ar_lockproto[GFS2_LOCKNAME_LEN]; /* Name of the Lock Protocol */
515 char ar_locktable[GFS2_LOCKNAME_LEN]; /* Name of the Lock Table */
516 char ar_hostdata[GFS2_LOCKNAME_LEN]; /* Host specific data */
517 unsigned int ar_spectator:1; /* Don't get a journal */
518 unsigned int ar_localflocks:1; /* Let the VFS do flock|fcntl */
519 unsigned int ar_debug:1; /* Oops on errors */
520 unsigned int ar_posix_acl:1; /* Enable posix acls */
521 unsigned int ar_quota:2; /* off/account/on */
522 unsigned int ar_suiddir:1; /* suiddir support */
523 unsigned int ar_data:2; /* ordered/writeback */
524 unsigned int ar_meta:1; /* mount metafs */
525 unsigned int ar_discard:1; /* discard requests */
526 unsigned int ar_errors:2; /* errors=withdraw | panic */
527 unsigned int ar_nobarrier:1; /* do not send barriers */
528 unsigned int ar_rgrplvb:1; /* use lvbs for rgrp info */
529 int ar_commit; /* Commit interval */
530 int ar_statfs_quantum; /* The fast statfs interval */
531 int ar_quota_quantum; /* The quota interval */
532 int ar_statfs_percent; /* The % change to force sync */
538 unsigned int gt_logd_secs;
540 unsigned int gt_quota_simul_sync; /* Max quotavals to sync at once */
541 unsigned int gt_quota_warn_period; /* Secs between quota warn msgs */
542 unsigned int gt_quota_scale_num; /* Numerator */
543 unsigned int gt_quota_scale_den; /* Denominator */
544 unsigned int gt_quota_quantum; /* Secs between syncs to quota file */
545 unsigned int gt_new_files_jdata;
546 unsigned int gt_max_readahead; /* Max bytes to read-ahead from disk */
547 unsigned int gt_complain_secs;
548 unsigned int gt_statfs_quantum;
549 unsigned int gt_statfs_slow;
553 SDF_JOURNAL_CHECKED = 0,
554 SDF_JOURNAL_LIVE = 1,
560 SDF_RORECOVERY = 7, /* read only recovery */
561 SDF_SKIP_DLM_UNLOCK = 8,
564 #define GFS2_FSNAME_LEN 256
566 struct gfs2_inum_host {
571 struct gfs2_sb_host {
577 u32 sb_multihost_format;
581 struct gfs2_inum_host sb_master_dir;
582 struct gfs2_inum_host sb_root_dir;
584 char sb_lockproto[GFS2_LOCKNAME_LEN];
585 char sb_locktable[GFS2_LOCKNAME_LEN];
589 * lm_mount() return values
591 * ls_jid - the journal ID this node should use
592 * ls_first - this node is the first to mount the file system
593 * ls_lockspace - lock module's context for this file system
594 * ls_ops - lock module's functions
597 struct lm_lockstruct {
599 unsigned int ls_first;
600 const struct lm_lockops *ls_ops;
601 dlm_lockspace_t *ls_dlm;
603 int ls_recover_jid_done; /* These two are deprecated, */
604 int ls_recover_jid_status; /* used previously by gfs_controld */
606 struct dlm_lksb ls_mounted_lksb; /* mounted_lock */
607 struct dlm_lksb ls_control_lksb; /* control_lock */
608 char ls_control_lvb[GDLM_LVB_SIZE]; /* control_lock lvb */
609 struct completion ls_sync_wait; /* {control,mounted}_{lock,unlock} */
612 spinlock_t ls_recover_spin; /* protects following fields */
613 unsigned long ls_recover_flags; /* DFL_ */
614 uint32_t ls_recover_mount; /* gen in first recover_done cb */
615 uint32_t ls_recover_start; /* gen in last recover_done cb */
616 uint32_t ls_recover_block; /* copy recover_start in last recover_prep */
617 uint32_t ls_recover_size; /* size of recover_submit, recover_result */
618 uint32_t *ls_recover_submit; /* gen in last recover_slot cb per jid */
619 uint32_t *ls_recover_result; /* result of last jid recovery */
622 struct gfs2_pcpu_lkstats {
623 /* One struct for each glock type */
624 struct gfs2_lkstats lkstats[10];
628 struct super_block *sd_vfs;
629 struct gfs2_pcpu_lkstats __percpu *sd_lkstats;
630 struct kobject sd_kobj;
631 unsigned long sd_flags; /* SDF_... */
632 struct gfs2_sb_host sd_sb;
634 /* Constants computed on mount */
638 u32 sd_diptrs; /* Number of pointers in a dinode */
639 u32 sd_inptrs; /* Number of pointers in a indirect block */
640 u32 sd_jbsize; /* Size of a journaled data block */
641 u32 sd_hash_bsize; /* sizeof(exhash block) */
642 u32 sd_hash_bsize_shift;
643 u32 sd_hash_ptrs; /* Number of pointers in a hash block */
645 u32 sd_blocks_per_bitmap;
646 u32 sd_max_dirres; /* Max blocks needed to add a directory entry */
647 u32 sd_max_height; /* Max height of a file's metadata tree */
648 u64 sd_heightsize[GFS2_MAX_META_HEIGHT + 1];
649 u32 sd_max_jheight; /* Max height of journaled file's meta tree */
650 u64 sd_jheightsize[GFS2_MAX_META_HEIGHT + 1];
652 struct gfs2_args sd_args; /* Mount arguments */
653 struct gfs2_tune sd_tune; /* Filesystem tuning structure */
657 struct lm_lockstruct sd_lockstruct;
658 struct gfs2_holder sd_live_gh;
659 struct gfs2_glock *sd_rename_gl;
660 struct gfs2_glock *sd_trans_gl;
661 wait_queue_head_t sd_glock_wait;
662 atomic_t sd_glock_disposal;
663 struct completion sd_locking_init;
664 struct completion sd_wdack;
665 struct delayed_work sd_control_work;
669 struct dentry *sd_master_dir;
670 struct dentry *sd_root_dir;
672 struct inode *sd_jindex;
673 struct inode *sd_statfs_inode;
674 struct inode *sd_sc_inode;
675 struct inode *sd_qc_inode;
676 struct inode *sd_rindex;
677 struct inode *sd_quota_inode;
681 spinlock_t sd_statfs_spin;
682 struct gfs2_statfs_change_host sd_statfs_master;
683 struct gfs2_statfs_change_host sd_statfs_local;
684 int sd_statfs_force_sync;
686 /* Resource group stuff */
688 int sd_rindex_uptodate;
689 spinlock_t sd_rindex_spin;
690 struct rb_root sd_rindex_tree;
691 unsigned int sd_rgrps;
692 unsigned int sd_max_rg_data;
694 /* Journal index stuff */
696 struct list_head sd_jindex_list;
697 spinlock_t sd_jindex_spin;
698 struct mutex sd_jindex_mutex;
699 unsigned int sd_journals;
701 struct gfs2_jdesc *sd_jdesc;
702 struct gfs2_holder sd_journal_gh;
703 struct gfs2_holder sd_jinode_gh;
705 struct gfs2_holder sd_sc_gh;
706 struct gfs2_holder sd_qc_gh;
710 struct task_struct *sd_logd_process;
711 struct task_struct *sd_quotad_process;
715 struct list_head sd_quota_list;
716 atomic_t sd_quota_count;
717 struct mutex sd_quota_mutex;
718 wait_queue_head_t sd_quota_wait;
719 struct list_head sd_trunc_list;
720 spinlock_t sd_trunc_lock;
722 unsigned int sd_quota_slots;
723 unsigned int sd_quota_chunks;
724 unsigned char **sd_quota_bitmap;
726 u64 sd_quota_sync_gen;
730 spinlock_t sd_log_lock;
732 struct gfs2_trans *sd_log_tr;
733 unsigned int sd_log_blks_reserved;
734 unsigned int sd_log_commited_buf;
735 unsigned int sd_log_commited_databuf;
736 int sd_log_commited_revoke;
738 atomic_t sd_log_pinned;
739 unsigned int sd_log_num_buf;
740 unsigned int sd_log_num_revoke;
741 unsigned int sd_log_num_rg;
742 unsigned int sd_log_num_databuf;
744 struct list_head sd_log_le_buf;
745 struct list_head sd_log_le_revoke;
746 struct list_head sd_log_le_databuf;
747 struct list_head sd_log_le_ordered;
748 spinlock_t sd_ordered_lock;
750 atomic_t sd_log_thresh1;
751 atomic_t sd_log_thresh2;
752 atomic_t sd_log_blks_free;
753 wait_queue_head_t sd_log_waitq;
754 wait_queue_head_t sd_logd_waitq;
757 unsigned int sd_log_head;
758 unsigned int sd_log_tail;
761 struct rw_semaphore sd_log_flush_lock;
762 atomic_t sd_log_in_flight;
763 struct bio *sd_log_bio;
764 wait_queue_head_t sd_log_flush_wait;
767 unsigned int sd_log_flush_head;
768 u64 sd_log_flush_wrapped;
770 spinlock_t sd_ail_lock;
771 struct list_head sd_ail1_list;
772 struct list_head sd_ail2_list;
776 struct list_head sd_revoke_list;
777 unsigned int sd_replay_tail;
779 unsigned int sd_found_blocks;
780 unsigned int sd_found_revokes;
781 unsigned int sd_replayed_blocks;
783 /* For quiescing the filesystem */
784 struct gfs2_holder sd_freeze_gh;
786 char sd_fsname[GFS2_FSNAME_LEN];
787 char sd_table_name[GFS2_FSNAME_LEN];
788 char sd_proto_name[GFS2_FSNAME_LEN];
792 unsigned long sd_last_warning;
793 struct dentry *debugfs_dir; /* debugfs directory */
794 struct dentry *debugfs_dentry_glocks;
795 struct dentry *debugfs_dentry_glstats;
796 struct dentry *debugfs_dentry_sbstats;
799 static inline void gfs2_glstats_inc(struct gfs2_glock *gl, int which)
801 gl->gl_stats.stats[which]++;
804 static inline void gfs2_sbstats_inc(const struct gfs2_glock *gl, int which)
806 const struct gfs2_sbd *sdp = gl->gl_sbd;
808 this_cpu_ptr(sdp->sd_lkstats)->lkstats[gl->gl_name.ln_type].stats[which]++;
812 #endif /* __INCORE_DOT_H__ */