C++ (Cpp) afs_vnode_rename Beispiele

Beispiel #1

Datei: dir.c Projekt: 119-org/hi3518-osdrv

/*
 * rename a file in an AFS filesystem and/or move it between directories
 */
static int afs_rename(struct inode *old_dir, struct dentry *old_dentry,
		      struct inode *new_dir, struct dentry *new_dentry)
{
	struct afs_vnode *orig_dvnode, *new_dvnode, *vnode;
	struct key *key;
	int ret;

	vnode = AFS_FS_I(old_dentry->d_inode);
	orig_dvnode = AFS_FS_I(old_dir);
	new_dvnode = AFS_FS_I(new_dir);

	_enter("{%x:%u},{%x:%u},{%x:%u},{%s}",
	       orig_dvnode->fid.vid, orig_dvnode->fid.vnode,
	       vnode->fid.vid, vnode->fid.vnode,
	       new_dvnode->fid.vid, new_dvnode->fid.vnode,
	       new_dentry->d_name.name);

	ret = -ENAMETOOLONG;
	if (new_dentry->d_name.len >= AFSNAMEMAX)
		goto error;

	key = afs_request_key(orig_dvnode->volume->cell);
	if (IS_ERR(key)) {
		ret = PTR_ERR(key);
		goto error;
	}

	ret = afs_vnode_rename(orig_dvnode, new_dvnode, key,
			       old_dentry->d_name.name,
			       new_dentry->d_name.name);
	if (ret < 0)
		goto rename_error;
	key_put(key);
	_leave(" = 0");
	return 0;

rename_error:
	key_put(key);
error:
	d_drop(new_dentry);
	_leave(" = %d", ret);
	return ret;
}

Beispiel #2

Datei: dir.c Projekt: AshishNamdev/linux

/*
 * rename a file in an AFS filesystem and/or move it between directories
 */
static int afs_rename(struct inode *old_dir, struct dentry *old_dentry,
		      struct inode *new_dir, struct dentry *new_dentry,
		      unsigned int flags)
{
	struct afs_vnode *orig_dvnode, *new_dvnode, *vnode;
	struct key *key;
	int ret;

	if (flags)
		return -EINVAL;

	vnode = AFS_FS_I(d_inode(old_dentry));
	orig_dvnode = AFS_FS_I(old_dir);
	new_dvnode = AFS_FS_I(new_dir);

	_enter("{%x:%u},{%x:%u},{%x:%u},{%pd}",
	       orig_dvnode->fid.vid, orig_dvnode->fid.vnode,
	       vnode->fid.vid, vnode->fid.vnode,
	       new_dvnode->fid.vid, new_dvnode->fid.vnode,
	       new_dentry);

	key = afs_request_key(orig_dvnode->volume->cell);
	if (IS_ERR(key)) {
		ret = PTR_ERR(key);
		goto error;
	}

	ret = afs_vnode_rename(orig_dvnode, new_dvnode, key,
			       old_dentry->d_name.name,
			       new_dentry->d_name.name);
	if (ret < 0)
		goto rename_error;
	key_put(key);
	_leave(" = 0");
	return 0;

rename_error:
	key_put(key);
error:
	d_drop(new_dentry);
	_leave(" = %d", ret);
	return ret;
}