[PATCH 02/11] procfs: Don't cache a pid in the root inode.

[Gao feng]

On 2012/11/17 00:35, Eric W. Biederman wrote:
> From: "Eric W. Biederman" <ebiederm at xmission.com>
> 
> Now that we have s_fs_info pointing to our pid namespace
> the original reason for the proc root inode having a struct
> pid is gone.
> 
> Caching a pid in the root inode has led to some complicated
> code.  Now that we don't need the struct pid, just remove it.
> 
> Signed-off-by: Eric W. Biederman <ebiederm at xmission.com>
> ---

Acked-by: Gao feng <gaofeng at cn.fujitsu.com>