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Date: Sat, 7 Jan 2017 06:29:52 +0000
From: Al Viro <viro@ZenIV.linux.org.uk>
To: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
        Linux Containers <containers@lists.linux-foundation.org>,
        linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [GIT PULL] namespace related fixes for 4.10-rc3
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On Sat, Jan 07, 2017 at 06:30:05PM +1300, Eric W. Biederman wrote:

> Eric W. Biederman (3):
>       mnt: Protect the mountpoint hashtable with mount_lock
ACK

>       mnt: Tuck mounts under others instead of creating shadow/side mounts.

NAK; you have reintroduced put_mountpoint() outside of mount lock in there
and you've got seriously confused umount side of the things.

>       libfs: Modify mount_pseudo_xattr to be clear it is not a userspace mount
ACK

> Zhou Chengming (1):
>       sysctl: Drop reference added by grab_header in proc_sys_readdir

ACK

The rest of the queue is fine.