X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=fs%2Fgfs2%2Fincore.h;h=4792200978c82ef16378a81487016814251fe1ae;hb=126976c7c17d3bdfbc1fe9e0af8bee9f62d14cc6;hp=c0a8c3b6a8523308220703ddf5bdcd5b87befb66;hpb=bd209cc017f231e8536550bdab1bf5da93c32798;p=safe%2Fjmp%2Flinux-2.6 diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h index c0a8c3b..4792200 100644 --- a/fs/gfs2/incore.h +++ b/fs/gfs2/incore.h @@ -1,6 +1,6 @@ /* * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. - * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved. + * Copyright (C) 2004-2008 Red Hat, Inc. All rights reserved. * * This copyrighted material is made available to anyone wishing to use, * modify, copy, or redistribute it subject to the terms and conditions @@ -11,11 +11,13 @@ #define __INCORE_DOT_H__ #include +#include +#include +#include +#include #define DIO_WAIT 0x00000010 #define DIO_METADATA 0x00000020 -#define DIO_DATA 0x00000040 -#define DIO_RELEASE 0x00000080 #define DIO_ALL 0x00000100 struct gfs2_log_operations; @@ -27,9 +29,18 @@ struct gfs2_trans; struct gfs2_ail; struct gfs2_jdesc; struct gfs2_sbd; +struct lm_lockops; typedef void (*gfs2_glop_bh_t) (struct gfs2_glock *gl, unsigned int ret); +struct gfs2_log_header_host { + u64 lh_sequence; /* Sequence number of this transaction */ + u32 lh_flags; /* GFS2_LOG_HEAD_... */ + u32 lh_tail; /* Block number of log tail */ + u32 lh_blkno; + u32 lh_hash; +}; + /* * Structure of operations that are associated with each * type of element in the log. @@ -37,7 +48,6 @@ typedef void (*gfs2_glop_bh_t) (struct gfs2_glock *gl, unsigned int ret); struct gfs2_log_operations { void (*lo_add) (struct gfs2_sbd *sdp, struct gfs2_log_element *le); - void (*lo_incore_commit) (struct gfs2_sbd *sdp, struct gfs2_trans *tr); void (*lo_before_commit) (struct gfs2_sbd *sdp); void (*lo_after_commit) (struct gfs2_sbd *sdp, struct gfs2_ail *ai); void (*lo_before_scan) (struct gfs2_jdesc *jd, @@ -54,9 +64,12 @@ struct gfs2_log_element { const struct gfs2_log_operations *le_ops; }; +#define GBF_FULL 1 + struct gfs2_bitmap { struct buffer_head *bi_bh; char *bi_clone; + unsigned long bi_flags; u32 bi_offset; u32 bi_start; u32 bi_len; @@ -65,19 +78,27 @@ struct gfs2_bitmap { struct gfs2_rgrpd { struct list_head rd_list; /* Link with superblock */ struct list_head rd_list_mru; - struct list_head rd_recent; /* Recently used rgrps */ struct gfs2_glock *rd_gl; /* Glock for this rgrp */ - struct gfs2_rindex_host rd_ri; - struct gfs2_rgrp_host rd_rg; - u64 rd_rg_vn; + u64 rd_addr; /* grp block disk address */ + u64 rd_data0; /* first data location */ + u32 rd_length; /* length of rgrp header in fs blocks */ + u32 rd_data; /* num of data blocks in rgrp */ + u32 rd_bitbytes; /* number of bytes in data bitmaps */ + u32 rd_free; + u32 rd_free_clone; + u32 rd_dinodes; + u64 rd_igeneration; struct gfs2_bitmap *rd_bits; - unsigned int rd_bh_count; struct mutex rd_mutex; - u32 rd_free_clone; struct gfs2_log_element rd_le; - u32 rd_last_alloc_data; - u32 rd_last_alloc_meta; struct gfs2_sbd *rd_sbd; + unsigned int rd_bh_count; + u32 rd_last_alloc; + u32 rd_flags; +#define GFS2_RDF_CHECK 0x10000000 /* check for unlinked inodes */ +#define GFS2_RDF_UPTODATE 0x20000000 /* rg is up to date */ +#define GFS2_RDF_ERROR 0x40000000 /* error in rg */ +#define GFS2_RDF_MASK 0xf0000000 /* mask for internal flags */ }; enum gfs2_state_bits { @@ -94,7 +115,13 @@ struct gfs2_bufdata { struct buffer_head *bd_bh; struct gfs2_glock *bd_gl; - struct list_head bd_list_tr; + union { + struct list_head list_tr; + u64 blkno; + } u; +#define bd_list_tr u.list_tr +#define bd_blkno u.blkno + struct gfs2_log_element bd_le; struct gfs2_ail *bd_ail; @@ -102,58 +129,72 @@ struct gfs2_bufdata { struct list_head bd_ail_gl_list; }; +/* + * Internally, we prefix things with gdlm_ and GDLM_ (for gfs-dlm) since a + * prefix of lock_dlm_ gets awkward. + */ + +#define GDLM_STRNAME_BYTES 25 +#define GDLM_LVB_SIZE 32 + +enum { + DFL_BLOCK_LOCKS = 0, +}; + +struct lm_lockname { + u64 ln_number; + unsigned int ln_type; +}; + +#define lm_name_equal(name1, name2) \ + (((name1)->ln_number == (name2)->ln_number) && \ + ((name1)->ln_type == (name2)->ln_type)) + + struct gfs2_glock_operations { - void (*go_xmote_th) (struct gfs2_glock * gl, unsigned int state, - int flags); - void (*go_xmote_bh) (struct gfs2_glock * gl); - void (*go_drop_th) (struct gfs2_glock * gl); - void (*go_drop_bh) (struct gfs2_glock * gl); - void (*go_sync) (struct gfs2_glock * gl, int flags); - void (*go_inval) (struct gfs2_glock * gl, int flags); - int (*go_demote_ok) (struct gfs2_glock * gl); - int (*go_lock) (struct gfs2_holder * gh); - void (*go_unlock) (struct gfs2_holder * gh); - void (*go_callback) (struct gfs2_glock * gl, unsigned int state); - void (*go_greedy) (struct gfs2_glock * gl); + void (*go_xmote_th) (struct gfs2_glock *gl); + int (*go_xmote_bh) (struct gfs2_glock *gl, struct gfs2_holder *gh); + void (*go_inval) (struct gfs2_glock *gl, int flags); + int (*go_demote_ok) (const struct gfs2_glock *gl); + int (*go_lock) (struct gfs2_holder *gh); + void (*go_unlock) (struct gfs2_holder *gh); + int (*go_dump)(struct seq_file *seq, const struct gfs2_glock *gl); + void (*go_callback) (struct gfs2_glock *gl); const int go_type; + const unsigned long go_min_hold_time; }; enum { - /* Actions */ - HIF_MUTEX = 0, - HIF_PROMOTE = 1, - HIF_DEMOTE = 2, - HIF_GREEDY = 3, - /* States */ - HIF_ALLOCED = 4, - HIF_DEALLOC = 5, - HIF_HOLDER = 6, + HIF_HOLDER = 6, /* Set for gh that "holds" the glock */ HIF_FIRST = 7, - HIF_ABORTED = 9, + HIF_WAIT = 10, }; struct gfs2_holder { struct list_head gh_list; struct gfs2_glock *gh_gl; - struct task_struct *gh_owner; + struct pid *gh_owner_pid; unsigned int gh_state; unsigned gh_flags; int gh_error; - unsigned long gh_iflags; - struct completion gh_wait; + unsigned long gh_iflags; /* HIF_... */ unsigned long gh_ip; }; enum { - GLF_LOCK = 1, - GLF_STICKY = 2, - GLF_PREFETCH = 3, - GLF_DIRTY = 5, - GLF_SKIP_WAITERS2 = 6, - GLF_GREEDY = 7, + GLF_LOCK = 1, + GLF_DEMOTE = 3, + GLF_PENDING_DEMOTE = 4, + GLF_DEMOTE_IN_PROGRESS = 5, + GLF_DIRTY = 6, + GLF_LFLUSH = 7, + GLF_INVALIDATE_IN_PROGRESS = 8, + GLF_REPLY_PENDING = 9, + GLF_INITIAL = 10, + GLF_FROZEN = 11, }; struct gfs2_glock { @@ -165,37 +206,34 @@ struct gfs2_glock { spinlock_t gl_spin; unsigned int gl_state; + unsigned int gl_target; + unsigned int gl_reply; unsigned int gl_hash; - struct task_struct *gl_owner; - unsigned long gl_ip; + unsigned int gl_req; + unsigned int gl_demote_state; /* state requested by remote node */ + unsigned long gl_demote_time; /* time of first demote request */ struct list_head gl_holders; - struct list_head gl_waiters1; /* HIF_MUTEX */ - struct list_head gl_waiters2; /* HIF_DEMOTE, HIF_GREEDY */ - struct list_head gl_waiters3; /* HIF_PROMOTE */ const struct gfs2_glock_operations *gl_ops; - - struct gfs2_holder *gl_req_gh; - gfs2_glop_bh_t gl_req_bh; - - void *gl_lock; - char *gl_lvb; - atomic_t gl_lvb_count; - - u64 gl_vn; - unsigned long gl_stamp; + char gl_strname[GDLM_STRNAME_BYTES]; + struct dlm_lksb gl_lksb; + char gl_lvb[32]; + unsigned long gl_tchange; void *gl_object; - struct list_head gl_reclaim; + struct list_head gl_lru; struct gfs2_sbd *gl_sbd; struct inode *gl_aspace; - struct gfs2_log_element gl_le; struct list_head gl_ail_list; atomic_t gl_ail_count; + struct delayed_work gl_work; + struct work_struct gl_delete; }; +#define GFS2_MIN_LVB_SIZE 32 /* Min size of LVB that gfs2 supports */ + struct gfs2_alloc { /* Quota stuff */ @@ -217,32 +255,32 @@ struct gfs2_alloc { }; enum { + GIF_INVALID = 0, GIF_QD_LOCKED = 1, - GIF_PAGED = 2, GIF_SW_PAGED = 3, + GIF_USER = 4, /* user inode, not metadata addr space */ }; + struct gfs2_inode { struct inode i_inode; - struct gfs2_inum_host i_num; - + u64 i_no_addr; + u64 i_no_formal_ino; + u64 i_generation; + u64 i_eattr; + loff_t i_disksize; unsigned long i_flags; /* GIF_... */ - - u64 i_vn; - struct gfs2_dinode_host i_di; /* To be replaced by ref to block */ - struct gfs2_glock *i_gl; /* Move into i_gh? */ struct gfs2_holder i_iopen_gh; struct gfs2_holder i_gh; /* for prepare/commit_write only */ - struct gfs2_alloc i_alloc; - u64 i_last_rg_alloc; - - spinlock_t i_spin; + struct gfs2_alloc *i_alloc; + u64 i_goal; /* goal block for allocations */ struct rw_semaphore i_rw_mutex; - unsigned int i_greedy; - unsigned long i_last_pfault; - - struct buffer_head *i_cache[GFS2_MAX_META_HEIGHT]; + struct list_head i_trunc_list; + u32 i_entries; + u32 i_diskflags; + u8 i_height; + u8 i_depth; }; /* @@ -254,28 +292,16 @@ static inline struct gfs2_inode *GFS2_I(struct inode *inode) return container_of(inode, struct gfs2_inode, i_inode); } -/* To be removed? */ -static inline struct gfs2_sbd *GFS2_SB(struct inode *inode) +static inline struct gfs2_sbd *GFS2_SB(const struct inode *inode) { return inode->i_sb->s_fs_info; } -enum { - GFF_DID_DIRECT_ALLOC = 0, - GFF_EXLOCK = 1, -}; - struct gfs2_file { - unsigned long f_flags; /* GFF_... */ struct mutex f_fl_mutex; struct gfs2_holder f_fl_gh; }; -struct gfs2_revoke { - struct gfs2_log_element rv_le; - u64 rv_blkno; -}; - struct gfs2_revoke_replay { struct list_head rr_list; u64 rr_blkno; @@ -288,17 +314,11 @@ enum { QDF_LOCKED = 2, }; -struct gfs2_quota_lvb { - __be32 qb_magic; - u32 __pad; - __be64 qb_limit; /* Hard limit of # blocks to alloc */ - __be64 qb_warn; /* Warn user when alloc is above this # */ - __be64 qb_value; /* Current # blocks allocated */ -}; - struct gfs2_quota_data { struct list_head qd_list; - unsigned int qd_count; + struct list_head qd_reclaim; + + atomic_t qd_count; u32 qd_id; unsigned long qd_flags; /* QDF_... */ @@ -318,13 +338,6 @@ struct gfs2_quota_data { u64 qd_sync_gen; unsigned long qd_last_warn; - unsigned long qd_last_touched; -}; - -struct gfs2_log_buf { - struct list_head lb_list; - struct buffer_head *lb_bh; - struct buffer_head *lb_real; }; struct gfs2_trans { @@ -340,7 +353,9 @@ struct gfs2_trans { unsigned int tr_num_buf; unsigned int tr_num_buf_new; + unsigned int tr_num_databuf_new; unsigned int tr_num_buf_rm; + unsigned int tr_num_databuf_rm; struct list_head tr_list_buf; unsigned int tr_num_revoke; @@ -357,18 +372,30 @@ struct gfs2_ail { u64 ai_sync_gen; }; +struct gfs2_journal_extent { + struct list_head extent_list; + + unsigned int lblock; /* First logical block */ + u64 dblock; /* First disk block */ + u64 blocks; +}; + struct gfs2_jdesc { struct list_head jd_list; - + struct list_head extent_list; + struct slow_work jd_work; struct inode *jd_inode; + unsigned long jd_flags; +#define JDF_RECOVERY 1 unsigned int jd_jid; - int jd_dirty; - unsigned int jd_blocks; }; -#define GFS2_GLOCKD_DEFAULT 1 -#define GFS2_GLOCKD_MAX 16 +struct gfs2_statfs_change_host { + s64 sc_total; + s64 sc_free; + s64 sc_dinodes; +}; #define GFS2_QUOTA_DEFAULT GFS2_QUOTA_OFF #define GFS2_QUOTA_OFF 0 @@ -379,59 +406,53 @@ struct gfs2_jdesc { #define GFS2_DATA_WRITEBACK 1 #define GFS2_DATA_ORDERED 2 +#define GFS2_ERRORS_DEFAULT GFS2_ERRORS_WITHDRAW +#define GFS2_ERRORS_WITHDRAW 0 +#define GFS2_ERRORS_CONTINUE 1 /* place holder for future feature */ +#define GFS2_ERRORS_RO 2 /* place holder for future feature */ +#define GFS2_ERRORS_PANIC 3 + struct gfs2_args { - char ar_lockproto[GFS2_LOCKNAME_LEN]; /* Name of the Lock Protocol */ - char ar_locktable[GFS2_LOCKNAME_LEN]; /* Name of the Lock Table */ - char ar_hostdata[GFS2_LOCKNAME_LEN]; /* Host specific data */ - int ar_spectator; /* Don't get a journal because we're always RO */ - int ar_ignore_local_fs; /* Don't optimize even if local_fs is 1 */ - int ar_localflocks; /* Let the VFS do flock|fcntl locks for us */ - int ar_localcaching; /* Local-style caching (dangerous on multihost) */ - int ar_debug; /* Oops on errors instead of trying to be graceful */ - int ar_upgrade; /* Upgrade ondisk/multihost format */ - unsigned int ar_num_glockd; /* Number of glockd threads */ - int ar_posix_acl; /* Enable posix acls */ - int ar_quota; /* off/account/on */ - int ar_suiddir; /* suiddir support */ - int ar_data; /* ordered/writeback */ + char ar_lockproto[GFS2_LOCKNAME_LEN]; /* Name of the Lock Protocol */ + char ar_locktable[GFS2_LOCKNAME_LEN]; /* Name of the Lock Table */ + char ar_hostdata[GFS2_LOCKNAME_LEN]; /* Host specific data */ + unsigned int ar_spectator:1; /* Don't get a journal */ + unsigned int ar_ignore_local_fs:1; /* Ignore optimisations */ + unsigned int ar_localflocks:1; /* Let the VFS do flock|fcntl */ + unsigned int ar_localcaching:1; /* Local caching */ + unsigned int ar_debug:1; /* Oops on errors */ + unsigned int ar_upgrade:1; /* Upgrade ondisk format */ + unsigned int ar_posix_acl:1; /* Enable posix acls */ + unsigned int ar_quota:2; /* off/account/on */ + unsigned int ar_suiddir:1; /* suiddir support */ + unsigned int ar_data:2; /* ordered/writeback */ + unsigned int ar_meta:1; /* mount metafs */ + unsigned int ar_discard:1; /* discard requests */ + unsigned int ar_errors:2; /* errors=withdraw | panic */ + unsigned int ar_nobarrier:1; /* do not send barriers */ + int ar_commit; /* Commit interval */ + int ar_statfs_quantum; /* The fast statfs interval */ + int ar_quota_quantum; /* The quota interval */ + int ar_statfs_percent; /* The % change to force sync */ }; struct gfs2_tune { spinlock_t gt_spin; - unsigned int gt_ilimit; - unsigned int gt_ilimit_tries; - unsigned int gt_ilimit_min; - unsigned int gt_demote_secs; /* Cache retention for unheld glock */ unsigned int gt_incore_log_blocks; unsigned int gt_log_flush_secs; - unsigned int gt_jindex_refresh_secs; /* Check for new journal index */ - unsigned int gt_scand_secs; - unsigned int gt_recoverd_secs; unsigned int gt_logd_secs; - unsigned int gt_quotad_secs; unsigned int gt_quota_simul_sync; /* Max quotavals to sync at once */ unsigned int gt_quota_warn_period; /* Secs between quota warn msgs */ unsigned int gt_quota_scale_num; /* Numerator */ unsigned int gt_quota_scale_den; /* Denominator */ - unsigned int gt_quota_cache_secs; unsigned int gt_quota_quantum; /* Secs between syncs to quota file */ - unsigned int gt_atime_quantum; /* Min secs between atime updates */ unsigned int gt_new_files_jdata; - unsigned int gt_new_files_directio; - unsigned int gt_max_atomic_write; /* Split big writes into this size */ unsigned int gt_max_readahead; /* Max bytes to read-ahead from disk */ - unsigned int gt_lockdump_size; unsigned int gt_stall_secs; /* Detects trouble! */ unsigned int gt_complain_secs; - unsigned int gt_reclaim_limit; /* Max num of glocks in reclaim list */ - unsigned int gt_entries_per_readdir; - unsigned int gt_prefetch_secs; /* Usage window for prefetched glocks */ - unsigned int gt_greedy_default; - unsigned int gt_greedy_quantum; - unsigned int gt_greedy_max; unsigned int gt_statfs_quantum; unsigned int gt_statfs_slow; }; @@ -440,14 +461,59 @@ enum { SDF_JOURNAL_CHECKED = 0, SDF_JOURNAL_LIVE = 1, SDF_SHUTDOWN = 2, - SDF_NOATIME = 3, + SDF_NOBARRIERS = 3, + SDF_NORECOVERY = 4, }; #define GFS2_FSNAME_LEN 256 +struct gfs2_inum_host { + u64 no_formal_ino; + u64 no_addr; +}; + +struct gfs2_sb_host { + u32 sb_magic; + u32 sb_type; + u32 sb_format; + + u32 sb_fs_format; + u32 sb_multihost_format; + u32 sb_bsize; + u32 sb_bsize_shift; + + struct gfs2_inum_host sb_master_dir; + struct gfs2_inum_host sb_root_dir; + + char sb_lockproto[GFS2_LOCKNAME_LEN]; + char sb_locktable[GFS2_LOCKNAME_LEN]; + u8 sb_uuid[16]; +}; + +/* + * lm_mount() return values + * + * ls_jid - the journal ID this node should use + * ls_first - this node is the first to mount the file system + * ls_lockspace - lock module's context for this file system + * ls_ops - lock module's functions + */ + +struct lm_lockstruct { + unsigned int ls_jid; + unsigned int ls_first; + unsigned int ls_first_done; + unsigned int ls_nodir; + const struct lm_lockops *ls_ops; + unsigned long ls_flags; + dlm_lockspace_t *ls_dlm; + + int ls_recover_jid_done; + int ls_recover_jid_status; +}; + struct gfs2_sbd { struct super_block *sd_vfs; - struct super_block *sd_vfs_meta; struct kobject sd_kobj; unsigned long sd_flags; /* SDF_... */ struct gfs2_sb_host sd_sb; @@ -465,9 +531,9 @@ struct gfs2_sbd { u32 sd_qc_per_block; u32 sd_max_dirres; /* Max blocks needed to add a directory entry */ u32 sd_max_height; /* Max height of a file's metadata tree */ - u64 sd_heightsize[GFS2_MAX_META_HEIGHT]; + u64 sd_heightsize[GFS2_MAX_META_HEIGHT + 1]; u32 sd_max_jheight; /* Max height of journaled file's meta tree */ - u64 sd_jheightsize[GFS2_MAX_META_HEIGHT]; + u64 sd_jheightsize[GFS2_MAX_META_HEIGHT + 1]; struct gfs2_args sd_args; /* Mount arguments */ struct gfs2_tune sd_tune; /* Filesystem tuning structure */ @@ -475,46 +541,36 @@ struct gfs2_sbd { /* Lock Stuff */ struct lm_lockstruct sd_lockstruct; - struct list_head sd_reclaim_list; - spinlock_t sd_reclaim_lock; - wait_queue_head_t sd_reclaim_wq; - atomic_t sd_reclaim_count; struct gfs2_holder sd_live_gh; struct gfs2_glock *sd_rename_gl; struct gfs2_glock *sd_trans_gl; /* Inode Stuff */ - struct inode *sd_master_dir; + struct dentry *sd_master_dir; + struct dentry *sd_root_dir; + struct inode *sd_jindex; - struct inode *sd_inum_inode; struct inode *sd_statfs_inode; - struct inode *sd_ir_inode; struct inode *sd_sc_inode; struct inode *sd_qc_inode; struct inode *sd_rindex; struct inode *sd_quota_inode; - /* Inum stuff */ - - struct mutex sd_inum_mutex; - /* StatFS stuff */ spinlock_t sd_statfs_spin; - struct mutex sd_statfs_mutex; struct gfs2_statfs_change_host sd_statfs_master; struct gfs2_statfs_change_host sd_statfs_local; - unsigned long sd_statfs_sync_time; + int sd_statfs_force_sync; /* Resource group stuff */ - u64 sd_rindex_vn; + int sd_rindex_uptodate; spinlock_t sd_rindex_spin; struct mutex sd_rindex_mutex; struct list_head sd_rindex_list; struct list_head sd_rindex_mru_list; - struct list_head sd_rindex_recent_list; struct gfs2_rgrpd *sd_rindex_forward; unsigned int sd_rgrps; @@ -524,38 +580,33 @@ struct gfs2_sbd { spinlock_t sd_jindex_spin; struct mutex sd_jindex_mutex; unsigned int sd_journals; - unsigned long sd_jindex_refresh_time; struct gfs2_jdesc *sd_jdesc; struct gfs2_holder sd_journal_gh; struct gfs2_holder sd_jinode_gh; - struct gfs2_holder sd_ir_gh; struct gfs2_holder sd_sc_gh; struct gfs2_holder sd_qc_gh; /* Daemon stuff */ - struct task_struct *sd_scand_process; - struct task_struct *sd_recoverd_process; struct task_struct *sd_logd_process; struct task_struct *sd_quotad_process; - struct task_struct *sd_glockd_process[GFS2_GLOCKD_MAX]; - unsigned int sd_glockd_num; /* Quota stuff */ struct list_head sd_quota_list; atomic_t sd_quota_count; - spinlock_t sd_quota_spin; struct mutex sd_quota_mutex; + wait_queue_head_t sd_quota_wait; + struct list_head sd_trunc_list; + spinlock_t sd_trunc_lock; unsigned int sd_quota_slots; unsigned int sd_quota_chunks; unsigned char **sd_quota_bitmap; u64 sd_quota_sync_gen; - unsigned long sd_quota_sync_time; /* Log stuff */ @@ -563,23 +614,21 @@ struct gfs2_sbd { unsigned int sd_log_blks_reserved; unsigned int sd_log_commited_buf; + unsigned int sd_log_commited_databuf; unsigned int sd_log_commited_revoke; - unsigned int sd_log_num_gl; unsigned int sd_log_num_buf; unsigned int sd_log_num_revoke; unsigned int sd_log_num_rg; unsigned int sd_log_num_databuf; - unsigned int sd_log_num_jdata; - unsigned int sd_log_num_hdrs; - struct list_head sd_log_le_gl; struct list_head sd_log_le_buf; struct list_head sd_log_le_revoke; struct list_head sd_log_le_rg; struct list_head sd_log_le_databuf; + struct list_head sd_log_le_ordered; - unsigned int sd_log_blks_free; + atomic_t sd_log_blks_free; struct mutex sd_log_reserve_mutex; u64 sd_log_sequence; @@ -589,7 +638,8 @@ struct gfs2_sbd { unsigned long sd_log_flush_time; struct rw_semaphore sd_log_flush_lock; - struct list_head sd_log_flush_list; + atomic_t sd_log_in_flight; + wait_queue_head_t sd_log_flush_wait; unsigned int sd_log_flush_head; u64 sd_log_flush_wrapped; @@ -613,13 +663,6 @@ struct gfs2_sbd { struct mutex sd_freeze_lock; unsigned int sd_freeze_count; - /* Counters */ - - atomic_t sd_glock_count; - atomic_t sd_glock_held_count; - atomic_t sd_inode_count; - atomic_t sd_reclaimed; - char sd_fsname[GFS2_FSNAME_LEN]; char sd_table_name[GFS2_FSNAME_LEN]; char sd_proto_name[GFS2_FSNAME_LEN]; @@ -627,7 +670,8 @@ struct gfs2_sbd { /* Debugging crud */ unsigned long sd_last_warning; - struct vfsmount *sd_gfs2mnt; + struct dentry *debugfs_dir; /* debugfs directory */ + struct dentry *debugfs_dentry_glocks; /* for debugfs */ }; #endif /* __INCORE_DOT_H__ */