> +++ b/fs/hostfs/hostfs_kern.c
> @@ -848,9 +848,11 @@ int hostfs_setattr(struct dentry *dentry, struct iattr *attr)
> attr->ia_size != i_size_read(inode)) {
> int error;
>
> - error = vmtruncate(inode, attr->ia_size);
> - if (err)
> - return err;
> + error = inode_newsize_ok(inode, attr->ia_size);
> + if (error)
> + return error;
> +
> + truncate_setsize(inode, attr->ia_size);
The inode_change_ok call here is superflous, it's already done by
inode_change_ok at the beginning of the function. Even if that wasn't
done doing it aftet set_attr() would be too late anyway.
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