Re: [RFC PATCH 4/6] fs/9p: Add ability to identify inode by path for non-.L

[Tingmao Wang <m@xxxxxxxxxx>]

On 4/6/25 21:43, Tingmao Wang wrote:
> [...]
> -static int v9fs_set_inode(struct inode *inode,  void *data)
> +static int v9fs_set_inode(struct inode *inode, void *data)
>  {
>  	struct v9fs_inode *v9inode = V9FS_I(inode);
> -	struct p9_wstat *st = (struct p9_wstat *)data;
> +	struct v9fs_session_info *v9ses = v9fs_inode2v9ses(inode);
> +	struct iget_data *idata = data;
> +	struct p9_wstat *st = idata->st;
> +	struct dentry *dentry = idata->dentry;
>  
>  	memcpy(&v9inode->qid, &st->qid, sizeof(st->qid));
> +	if (v9fs_inode_ident_path(v9ses)) {
> +		if (dentry) {
> +			v9inode->path = make_ino_path(dentry);
> +			if (!v9inode->path)
> +				return -ENOMEM;
> +		} else {
> +			v9inode->path = NULL;
> +		}
> +	}

Fix v9inode->path uninitialized if inodeident=none, similar to the .L
case:

	if (v9fs_inode_ident_path(v9ses) && dentry) {
		v9inode->path = make_ino_path(dentry);
		if (!v9inode->path)
			return -ENOMEM;
	}

>  	return 0;
>  }
>  
> [...]