diff options
Diffstat (limited to 'sys/ufs/ffs/softdep.h')
| -rw-r--r-- | sys/ufs/ffs/softdep.h | 139 |
1 files changed, 138 insertions, 1 deletions
diff --git a/sys/ufs/ffs/softdep.h b/sys/ufs/ffs/softdep.h index b251ba8..8a8a63a 100644 --- a/sys/ufs/ffs/softdep.h +++ b/sys/ufs/ffs/softdep.h @@ -144,6 +144,39 @@ #define ALLCOMPLETE (ATTACHED | COMPLETE | DEPCOMPLETE) /* + * Values for each of the soft dependency types. + */ +#define D_PAGEDEP 0 +#define D_INODEDEP 1 +#define D_BMSAFEMAP 2 +#define D_NEWBLK 3 +#define D_ALLOCDIRECT 4 +#define D_INDIRDEP 5 +#define D_ALLOCINDIR 6 +#define D_FREEFRAG 7 +#define D_FREEBLKS 8 +#define D_FREEFILE 9 +#define D_DIRADD 10 +#define D_MKDIR 11 +#define D_DIRREM 12 +#define D_NEWDIRBLK 13 +#define D_FREEWORK 14 +#define D_FREEDEP 15 +#define D_JADDREF 16 +#define D_JREMREF 17 +#define D_JMVREF 18 +#define D_JNEWBLK 19 +#define D_JFREEBLK 20 +#define D_JFREEFRAG 21 +#define D_JSEG 22 +#define D_JSEGDEP 23 +#define D_SBDEP 24 +#define D_JTRUNC 25 +#define D_JFSYNC 26 +#define D_SENTINEL 27 +#define D_LAST D_SENTINEL + +/* * The workitem queue. * * It is sometimes useful and/or necessary to clean up certain dependencies @@ -416,7 +449,8 @@ struct newblk { */ struct allocdirect { struct newblk ad_block; /* Common block logic */ -# define ad_state ad_block.nb_list.wk_state /* block pointer state */ +# define ad_list ad_block.nb_list /* block pointer worklist */ +# define ad_state ad_list.wk_state /* block pointer state */ TAILQ_ENTRY(allocdirect) ad_next; /* inodedep's list of allocdirect's */ struct inodedep *ad_inodedep; /* associated inodedep */ ufs2_daddr_t ad_oldblkno; /* old value of block pointer */ @@ -947,3 +981,106 @@ struct sbdep { struct fs *sb_fs; /* Filesystem pointer within buf. */ struct ufsmount *sb_ump; /* Our mount structure */ }; + +/* + * Private journaling structures. + */ +struct jblocks { + struct jseglst jb_segs; /* TAILQ of current segments. */ + struct jseg *jb_writeseg; /* Next write to complete. */ + struct jseg *jb_oldestseg; /* Oldest segment with valid entries. */ + struct jextent *jb_extent; /* Extent array. */ + uint64_t jb_nextseq; /* Next sequence number. */ + uint64_t jb_oldestwrseq; /* Oldest written sequence number. */ + uint8_t jb_needseg; /* Need a forced segment. */ + uint8_t jb_suspended; /* Did journal suspend writes? */ + int jb_avail; /* Available extents. */ + int jb_used; /* Last used extent. */ + int jb_head; /* Allocator head. */ + int jb_off; /* Allocator extent offset. */ + int jb_blocks; /* Total disk blocks covered. */ + int jb_free; /* Total disk blocks free. */ + int jb_min; /* Minimum free space. */ + int jb_low; /* Low on space. */ + int jb_age; /* Insertion time of oldest rec. */ +}; + +struct jextent { + ufs2_daddr_t je_daddr; /* Disk block address. */ + int je_blocks; /* Disk block count. */ +}; + +/* + * Hash table declarations. + */ +LIST_HEAD(mkdirlist, mkdir); +LIST_HEAD(pagedep_hashhead, pagedep); +LIST_HEAD(inodedep_hashhead, inodedep); +LIST_HEAD(newblk_hashhead, newblk); +LIST_HEAD(bmsafemap_hashhead, bmsafemap); +TAILQ_HEAD(indir_hashhead, freework); + +/* + * Per-filesystem soft dependency data. + * Allocated at mount and freed at unmount. + */ +struct mount_softdeps { + struct rwlock *sd_fslock; /* softdep lock */ + struct workhead sd_workitem_pending; /* softdep work queue */ + struct worklist *sd_worklist_tail; /* Tail pointer for above */ + struct workhead sd_journal_pending; /* journal work queue */ + struct worklist *sd_journal_tail; /* Tail pointer for above */ + struct jblocks *sd_jblocks; /* Journal block information */ + struct inodedeplst sd_unlinked; /* Unlinked inodes */ + struct bmsafemaphd sd_dirtycg; /* Dirty CGs */ + struct mkdirlist sd_mkdirlisthd; /* Track mkdirs */ + struct pagedep_hashhead *sd_pdhash; /* pagedep hash table */ + u_long sd_pdhashsize; /* pagedep hash table size-1 */ + long sd_pdnextclean; /* next hash bucket to clean */ + struct inodedep_hashhead *sd_idhash; /* inodedep hash table */ + u_long sd_idhashsize; /* inodedep hash table size-1 */ + long sd_idnextclean; /* next hash bucket to clean */ + struct newblk_hashhead *sd_newblkhash; /* newblk hash table */ + u_long sd_newblkhashsize; /* newblk hash table size-1 */ + struct bmsafemap_hashhead *sd_bmhash; /* bmsafemap hash table */ + u_long sd_bmhashsize; /* bmsafemap hash table size-1*/ + struct indir_hashhead *sd_indirhash; /* indir hash table */ + u_long sd_indirhashsize; /* indir hash table size-1 */ + long sd_numindirdeps; /* outstanding indirdeps */ + int sd_on_journal; /* Items on the journal list */ + int sd_on_worklist; /* Items on the worklist */ + int sd_deps; /* Total dependency count */ + int sd_accdeps; /* accumulated dep count */ + int sd_req; /* Wakeup when deps hits 0. */ + u_long sd_curdeps[D_LAST + 1]; /* count of current deps */ +}; +/* + * Keep the old names from when these were in the ufsmount structure. + */ +#define softdep_workitem_pending um_softdep->sd_workitem_pending +#define softdep_worklist_tail um_softdep->sd_worklist_tail +#define softdep_journal_pending um_softdep->sd_journal_pending +#define softdep_journal_tail um_softdep->sd_journal_tail +#define softdep_jblocks um_softdep->sd_jblocks +#define softdep_unlinked um_softdep->sd_unlinked +#define softdep_dirtycg um_softdep->sd_dirtycg +#define softdep_mkdirlisthd um_softdep->sd_mkdirlisthd +#define pagedep_hashtbl um_softdep->sd_pdhash +#define pagedep_hash_size um_softdep->sd_pdhashsize +#define pagedep_nextclean um_softdep->sd_pdnextclean +#define inodedep_hashtbl um_softdep->sd_idhash +#define inodedep_hash_size um_softdep->sd_idhashsize +#define inodedep_nextclean um_softdep->sd_idnextclean +#define newblk_hashtbl um_softdep->sd_newblkhash +#define newblk_hash_size um_softdep->sd_newblkhashsize +#define bmsafemap_hashtbl um_softdep->sd_bmhash +#define bmsafemap_hash_size um_softdep->sd_bmhashsize +#define indir_hashtbl um_softdep->sd_indirhash +#define indir_hash_size um_softdep->sd_indirhashsize +#define softdep_numindirdeps um_softdep->sd_numindirdeps +#define softdep_on_journal um_softdep->sd_on_journal +#define softdep_on_worklist um_softdep->sd_on_worklist +#define softdep_deps um_softdep->sd_deps +#define softdep_accdeps um_softdep->sd_accdeps +#define softdep_req um_softdep->sd_req +#define softdep_curdeps um_softdep->sd_curdeps |
