From 5eae5b96fc86e6c85f5f90e90fe9e6966f1fec63 Mon Sep 17 00:00:00 2001 From: Mark Fasheh Date: Mon, 10 Sep 2007 17:50:51 -0700 Subject: ocfs2: Remove open coded readdir() ocfs2_queue_orphans() has an open coded readdir loop which can easily just use a directory accessor function. Signed-off-by: Mark Fasheh Reviewed-by: Joel Becker --- fs/ocfs2/journal.c | 118 ++++++++++++++++++++--------------------------------- 1 file changed, 44 insertions(+), 74 deletions(-) (limited to 'fs/ocfs2/journal.c') diff --git a/fs/ocfs2/journal.c b/fs/ocfs2/journal.c index 8bbfc80e5c5..f9d01e25298 100644 --- a/fs/ocfs2/journal.c +++ b/fs/ocfs2/journal.c @@ -1213,17 +1213,49 @@ bail: return status; } +struct ocfs2_orphan_filldir_priv { + struct inode *head; + struct ocfs2_super *osb; +}; + +static int ocfs2_orphan_filldir(void *priv, const char *name, int name_len, + loff_t pos, u64 ino, unsigned type) +{ + struct ocfs2_orphan_filldir_priv *p = priv; + struct inode *iter; + + if (name_len == 1 && !strncmp(".", name, 1)) + return 0; + if (name_len == 2 && !strncmp("..", name, 2)) + return 0; + + /* Skip bad inodes so that recovery can continue */ + iter = ocfs2_iget(p->osb, ino, + OCFS2_FI_FLAG_ORPHAN_RECOVERY); + if (IS_ERR(iter)) + return 0; + + mlog(0, "queue orphan %llu\n", + (unsigned long long)OCFS2_I(iter)->ip_blkno); + /* No locking is required for the next_orphan queue as there + * is only ever a single process doing orphan recovery. */ + OCFS2_I(iter)->ip_next_orphan = p->head; + p->head = iter; + + return 0; +} + static int ocfs2_queue_orphans(struct ocfs2_super *osb, int slot, struct inode **head) { int status; struct inode *orphan_dir_inode = NULL; - struct inode *iter; - unsigned long offset, blk, local; - struct buffer_head *bh = NULL; - struct ocfs2_dir_entry *de; - struct super_block *sb = osb->sb; + struct ocfs2_orphan_filldir_priv priv; + loff_t pos = 0; + + priv.osb = osb; + priv.head = *head; orphan_dir_inode = ocfs2_get_system_file_inode(osb, ORPHAN_DIR_SYSTEM_INODE, @@ -1241,77 +1273,15 @@ static int ocfs2_queue_orphans(struct ocfs2_super *osb, goto out; } - offset = 0; - iter = NULL; - while(offset < i_size_read(orphan_dir_inode)) { - blk = offset >> sb->s_blocksize_bits; - - bh = ocfs2_bread(orphan_dir_inode, blk, &status, 0); - if (!bh) - status = -EINVAL; - if (status < 0) { - if (bh) - brelse(bh); - mlog_errno(status); - goto out_unlock; - } - - local = 0; - while(offset < i_size_read(orphan_dir_inode) - && local < sb->s_blocksize) { - de = (struct ocfs2_dir_entry *) (bh->b_data + local); - - if (!ocfs2_check_dir_entry(orphan_dir_inode, - de, bh, local)) { - status = -EINVAL; - mlog_errno(status); - brelse(bh); - goto out_unlock; - } - - local += le16_to_cpu(de->rec_len); - offset += le16_to_cpu(de->rec_len); - - /* I guess we silently fail on no inode? */ - if (!le64_to_cpu(de->inode)) - continue; - if (de->file_type > OCFS2_FT_MAX) { - mlog(ML_ERROR, - "block %llu contains invalid de: " - "inode = %llu, rec_len = %u, " - "name_len = %u, file_type = %u, " - "name='%.*s'\n", - (unsigned long long)bh->b_blocknr, - (unsigned long long)le64_to_cpu(de->inode), - le16_to_cpu(de->rec_len), - de->name_len, - de->file_type, - de->name_len, - de->name); - continue; - } - if (de->name_len == 1 && !strncmp(".", de->name, 1)) - continue; - if (de->name_len == 2 && !strncmp("..", de->name, 2)) - continue; - - iter = ocfs2_iget(osb, le64_to_cpu(de->inode), - OCFS2_FI_FLAG_ORPHAN_RECOVERY); - if (IS_ERR(iter)) - continue; - - mlog(0, "queue orphan %llu\n", - (unsigned long long)OCFS2_I(iter)->ip_blkno); - /* No locking is required for the next_orphan - * queue as there is only ever a single - * process doing orphan recovery. */ - OCFS2_I(iter)->ip_next_orphan = *head; - *head = iter; - } - brelse(bh); + status = ocfs2_dir_foreach(orphan_dir_inode, &pos, &priv, + ocfs2_orphan_filldir); + if (status) { + mlog_errno(status); + goto out; } -out_unlock: + *head = priv.head; + ocfs2_meta_unlock(orphan_dir_inode, 0); out: mutex_unlock(&orphan_dir_inode->i_mutex); -- cgit v1.2.3