Re: [PATCH tty-next] devpts: Make each mount of devpts an independent filesystem.

From: H. Peter Anvin
Date: Thu Jun 02 2016 - 16:39:22 EST

On 06/02/16 13:22, Eric W. Biederman wrote:
> The problem with lookup_one_len_unlocked is that it still calls
> inode_permission.
> As per previous discussions we don't want the path based permission
> checks involved in that lookup.

Is it that we don't *want* it, or that we don't *need* it? In the
latter case, we could just do whatever makes the code simpler, no?