APPLIED: [PULL][yakkety] overlayfs updates

[Leann Ogasawara]

Thanks Seth!

Applied to yakkety master-next.

Thanks,
Leann

On 09/20/2016 01:35 PM, Seth Forshee wrote:
> This updates overlayfs in yakkety 4.8 with several patches dropped from
> xenial. Two patches from xenial were superseded by upstream commits:
> 
>  UBUNTU: SAUCE: overlayfs: when copying up and reading directories ensure mounter had permissions V2
>  UBUNTU: SAUCE: overlayfs: Use mounter's credentials instead of selectively raising caps
> 
> We also no longer need the patch to enable the backwards-compatible
> overlayfs format. The remaining patches from xenial are ported forward
> to enable safely mounting overlayfs in user namespace containers.
> 
> Thanks,
> Seth
> 
> 
> The following changes since commit 0caea0777d23b5aae36dbc677ccc55285e4942b7:
> 
>   UBUNTU: Ubuntu-4.8.0-13.14 (2016-09-20 11:17:41 -0600)
> 
> are available in the git repository at:
> 
>   git://git.launchpad.net/~sforshee/+git/ubuntu-yakkety overlayfs
> 
> for you to fetch changes up to b74468ff791cbdda20a2b3c3d5d2447f0ef33488:
> 
>   UBUNTU: SAUCE: overlayfs: Enable user namespace mounts (2016-09-20 14:38:53 -0500)
> 
> ----------------------------------------------------------------
> Seth Forshee (4):
>       UBUNTU: SAUCE: overlayfs: Skip permission checking for trusted.overlayfs.* xattrs
>       UBUNTU: SAUCE: overlayfs: Be more careful about copying up sxid files
>       UBUNTU: SAUCE: overlayfs: Propogate nosuid from lower and upper mounts
>       UBUNTU: SAUCE: overlayfs: Enable user namespace mounts
> 
>  fs/exec.c                |  9 ++++++++-
>  fs/overlayfs/copy_up.c   | 19 ++++++++++++++++++-
>  fs/overlayfs/overlayfs.h | 16 ++++++++++++++--
>  fs/overlayfs/super.c     |  7 +++++++
>  fs/xattr.c               | 41 ++++++++++++++++++++++++++++++++---------
>  include/linux/fs.h       |  2 ++
>  include/linux/xattr.h    |  1 +
>  security/commoncap.c     |  2 +-
>  security/selinux/hooks.c |  2 +-
>  9 files changed, 84 insertions(+), 15 deletions(-)
> 
>