diff options
Diffstat (limited to 'fs/ocfs2/journal.c')
-rw-r--r-- | fs/ocfs2/journal.c | 53 |
1 files changed, 32 insertions, 21 deletions
diff --git a/fs/ocfs2/journal.c b/fs/ocfs2/journal.c index dbf9b9e97d74..126671e6caed 100644 --- a/fs/ocfs2/journal.c +++ b/fs/ocfs2/journal.c @@ -810,22 +810,20 @@ void ocfs2_set_journal_params(struct ocfs2_super *osb) write_unlock(&journal->j_state_lock); } -int ocfs2_journal_init(struct ocfs2_super *osb, int *dirty) +/* + * alloc & initialize skeleton for journal structure. + * ocfs2_journal_init() will make fs have journal ability. + */ +int ocfs2_journal_alloc(struct ocfs2_super *osb) { - int status = -1; - struct inode *inode = NULL; /* the journal inode */ - journal_t *j_journal = NULL; - struct ocfs2_journal *journal = NULL; - struct ocfs2_dinode *di = NULL; - struct buffer_head *bh = NULL; - int inode_lock = 0; + int status = 0; + struct ocfs2_journal *journal; - /* initialize our journal structure */ journal = kzalloc(sizeof(struct ocfs2_journal), GFP_KERNEL); if (!journal) { mlog(ML_ERROR, "unable to alloc journal\n"); status = -ENOMEM; - goto done; + goto bail; } osb->journal = journal; journal->j_osb = osb; @@ -839,6 +837,21 @@ int ocfs2_journal_init(struct ocfs2_super *osb, int *dirty) INIT_WORK(&journal->j_recovery_work, ocfs2_complete_recovery); journal->j_state = OCFS2_JOURNAL_FREE; +bail: + return status; +} + +int ocfs2_journal_init(struct ocfs2_super *osb, int *dirty) +{ + int status = -1; + struct inode *inode = NULL; /* the journal inode */ + journal_t *j_journal = NULL; + struct ocfs2_journal *journal = osb->journal; + struct ocfs2_dinode *di = NULL; + struct buffer_head *bh = NULL; + int inode_lock = 0; + + BUG_ON(!journal); /* already have the inode for our journal */ inode = ocfs2_get_system_file_inode(osb, JOURNAL_SYSTEM_INODE, osb->slot_num); @@ -1669,8 +1682,7 @@ static int ocfs2_replay_journal(struct ocfs2_super *osb, status = jbd2_journal_load(journal); if (status < 0) { mlog_errno(status); - if (!igrab(inode)) - BUG(); + BUG_ON(!igrab(inode)); jbd2_journal_destroy(journal); goto done; } @@ -1699,8 +1711,7 @@ static int ocfs2_replay_journal(struct ocfs2_super *osb, if (status < 0) mlog_errno(status); - if (!igrab(inode)) - BUG(); + BUG_ON(!igrab(inode)); jbd2_journal_destroy(journal); @@ -2046,7 +2057,7 @@ struct ocfs2_orphan_filldir_priv { enum ocfs2_orphan_reco_type orphan_reco_type; }; -static int ocfs2_orphan_filldir(struct dir_context *ctx, const char *name, +static bool ocfs2_orphan_filldir(struct dir_context *ctx, const char *name, int name_len, loff_t pos, u64 ino, unsigned type) { @@ -2055,21 +2066,21 @@ static int ocfs2_orphan_filldir(struct dir_context *ctx, const char *name, struct inode *iter; if (name_len == 1 && !strncmp(".", name, 1)) - return 0; + return true; if (name_len == 2 && !strncmp("..", name, 2)) - return 0; + return true; /* do not include dio entry in case of orphan scan */ if ((p->orphan_reco_type == ORPHAN_NO_NEED_TRUNCATE) && (!strncmp(name, OCFS2_DIO_ORPHAN_PREFIX, OCFS2_DIO_ORPHAN_PREFIX_LEN))) - return 0; + return true; /* Skip bad inodes so that recovery can continue */ iter = ocfs2_iget(p->osb, ino, OCFS2_FI_FLAG_ORPHAN_RECOVERY, 0); if (IS_ERR(iter)) - return 0; + return true; if (!strncmp(name, OCFS2_DIO_ORPHAN_PREFIX, OCFS2_DIO_ORPHAN_PREFIX_LEN)) @@ -2079,7 +2090,7 @@ static int ocfs2_orphan_filldir(struct dir_context *ctx, const char *name, * happen concurrently with unlink/rename */ if (OCFS2_I(iter)->ip_next_orphan) { iput(iter); - return 0; + return true; } trace_ocfs2_orphan_filldir((unsigned long long)OCFS2_I(iter)->ip_blkno); @@ -2088,7 +2099,7 @@ static int ocfs2_orphan_filldir(struct dir_context *ctx, const char *name, OCFS2_I(iter)->ip_next_orphan = p->head; p->head = iter; - return 0; + return true; } static int ocfs2_queue_orphans(struct ocfs2_super *osb, |