[PATCH 3.13.y-ckt 020/132] mnt: Refactor the logic for mounting sysfs and proc in a user namespace

3.13.11-ckt24 -stable review patch. If anyone has any objections, please let me know. -- From: "Eric W. Biederman" commit 1b852bceb0d111e510d1a15826ecc4a19358d512 upstream. Fresh mounts of proc and sysfs are a very special case that works very much like a bind mount.

[PATCH 3.13.y-ckt 020/132] mnt: Refactor the logic for mounting sysfs and proc in a user namespace

3.13.11-ckt24 -stable review patch. If anyone has any objections, please let me know. -- From: Eric W. Biederman ebied...@xmission.com commit 1b852bceb0d111e510d1a15826ecc4a19358d512 upstream. Fresh mounts of proc and sysfs are a very special case that works very much like a