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ocfs2: don't pass handle to ocfs2_meta_lock() in ocfs2_link()

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Take and drop the locks directly.

Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
This commit is contained in:
Mark Fasheh 2006-10-05 16:48:23 -07:00
parent e3a8213859
commit 123a964340
1 changed files with 26 additions and 28 deletions
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54
fs/ocfs2/namei.c
View file

@ -655,7 +655,7 @@ static int ocfs2_link(struct dentry *old_dentry,
struct inode *dir,
struct dentry *dentry)
{
struct ocfs2_journal_handle *handle = NULL;
struct ocfs2_journal_handle *handle;
struct inode *inode = old_dentry->d_inode;
int err;
struct buffer_head *fe_bh = NULL;
@ -668,68 +668,60 @@ static int ocfs2_link(struct dentry *old_dentry,
old_dentry->d_name.len, old_dentry->d_name.name,
dentry->d_name.len, dentry->d_name.name);
if (S_ISDIR(inode->i_mode)) {
err = -EPERM;
goto bail;
}
if (S_ISDIR(inode->i_mode))
return -EPERM;
handle = ocfs2_alloc_handle(osb);
if (handle == NULL) {
err = -ENOMEM;
goto bail;
}
err = ocfs2_meta_lock(dir, handle, &parent_fe_bh, 1);
err = ocfs2_meta_lock(dir, NULL, &parent_fe_bh, 1);
if (err < 0) {
if (err != -ENOENT)
mlog_errno(err);
goto bail;
return err;
}
if (!dir->i_nlink) {
err = -ENOENT;
goto bail;
goto out;
}
err = ocfs2_check_dir_for_entry(dir, dentry->d_name.name,
dentry->d_name.len);
if (err)
goto bail;
goto out;
err = ocfs2_prepare_dir_for_insert(osb, dir, parent_fe_bh,
dentry->d_name.name,
dentry->d_name.len, &de_bh);
if (err < 0) {
mlog_errno(err);
goto bail;
goto out;
}
err = ocfs2_meta_lock(inode, handle, &fe_bh, 1);
err = ocfs2_meta_lock(inode, NULL, &fe_bh, 1);
if (err < 0) {
if (err != -ENOENT)
mlog_errno(err);
goto bail;
goto out;
}
fe = (struct ocfs2_dinode *) fe_bh->b_data;
if (le16_to_cpu(fe->i_links_count) >= OCFS2_LINK_MAX) {
err = -EMLINK;
goto bail;
goto out_unlock_inode;
}
handle = ocfs2_start_trans(osb, handle, OCFS2_LINK_CREDITS);
handle = ocfs2_start_trans(osb, NULL, OCFS2_LINK_CREDITS);
if (IS_ERR(handle)) {
err = PTR_ERR(handle);
handle = NULL;
mlog_errno(err);
goto bail;
goto out_unlock_inode;
}
err = ocfs2_journal_access(handle, inode, fe_bh,
OCFS2_JOURNAL_ACCESS_WRITE);
if (err < 0) {
mlog_errno(err);
goto bail;
goto out_commit;
}
inc_nlink(inode);
@ -743,7 +735,7 @@ static int ocfs2_link(struct dentry *old_dentry,
le16_add_cpu(&fe->i_links_count, -1);
drop_nlink(inode);
mlog_errno(err);
goto bail;
goto out_commit;
}
err = ocfs2_add_entry(handle, dentry, inode,
@ -753,21 +745,27 @@ static int ocfs2_link(struct dentry *old_dentry,
le16_add_cpu(&fe->i_links_count, -1);
drop_nlink(inode);
mlog_errno(err);
goto bail;
goto out_commit;
}
err = ocfs2_dentry_attach_lock(dentry, inode, OCFS2_I(dir)->ip_blkno);
if (err) {
mlog_errno(err);
goto bail;
goto out_commit;
}
atomic_inc(&inode->i_count);
dentry->d_op = &ocfs2_dentry_ops;
d_instantiate(dentry, inode);
bail:
if (handle)
ocfs2_commit_trans(handle);
out_commit:
ocfs2_commit_trans(handle);
out_unlock_inode:
ocfs2_meta_unlock(inode, 1);
out:
ocfs2_meta_unlock(dir, 1);
if (de_bh)
brelse(de_bh);
if (fe_bh)