[Devel] [PATCH rh7] ve/pty: create ptmx device per ve namespace

[Cyrill Gorcunov]

On Wed, Jul 29, 2015 at 05:10:54PM +0300, Vladimir Davydov wrote:
> After Unix98 PTY driver "virtualization" was reverted, we have to
> manually set sysfs permissions for ptmx. This, however, is currently
> impossible, because tty_class is still virtualized, which makes
> ve.sysfs_permissions ignore it (see sysfs_perms_set).
> 
> This patch is a quick-fix which simply creates/destroys ptmx device in
> ve namespace on container start/stop. It must be dropped when commit
> 6022450d12653 ("ve/tty: make tty_class VE-namespace aware") is reverted.
> 
> Signed-off-by: Vladimir Davydov <vdavydov at parallels.com>

Looks good. Dropping tty_class will be possible once I convert my
virtual terminals module (in process, testing now, hopefully to
finish today). IOW, I'll grab this patch as well into my queue
to test all things together.