linux-kernel - Re: [PATCH 4/6] make struct mountpoint bear the dentry reference to mountpoint, not struct mount

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Sun, 7 Jul 2019 14:17:38 -0700
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     Al Viro <viro@...iv.linux.org.uk>
Cc:     linux-fsdevel <linux-fsdevel@...r.kernel.org>,
        Linux List Kernel Mailing <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 4/6] make struct mountpoint bear the dentry reference to
 mountpoint, not struct mount

On Fri, Jul 5, 2019 at 5:22 PM Al Viro <viro@...iv.linux.org.uk> wrote:
>
> +static HLIST_HEAD(unmounted);  /* protected by namespace_sem */
> +static LIST_HEAD(ex_mountpoints);

What protects the ex_mountpoints list?

It looks like it's the mount_lock, but why isn't that documented?

It sure isn't namespace_sem from the comment above.

                  Linus