[PATCH v3 2/3] hvc_init(): Enforce one-time initialization.

[Amit Shah]

On (Wed) 23 Nov 2011 [15:06:04], Sasha Levin wrote:
> On Wed, 2011-11-23 at 18:26 +0530, Amit Shah wrote:
> > On (Wed) 23 Nov 2011 [16:08:52], Amit Shah wrote:
> > > With this setup, with and without patches, I can spawn two consoles
> > > via:
> > > 
> > > /sbin/agetty /dev/hvc0 9600 vt100
> > > /sbin/agetty /dev/hvc1 9600 vt100
> > > 
> > > (Strange thing is, the second one gives a 'password incorrect' error
> > > on login attempts, while the first one logs in fine.  I do remember
> > > testing multiple consoles just fine a year and a half back, so no idea
> > > why this isn't behaving as expected -- but it mostly looks like a
> > > userspace issue rather than kernel one.)
> > 
> > Right -- when I test this on the Fedora 11 VM I used back then, the
> > two consoles work just fine without these patches.  When I use
> > something newer (F14), I get the weird password rejection, with and
> > without your patches.
> 
> It's not a weird password rejection, it's probably not set as a secure
> terminal :)
> 
> Try adding hvc1 to /etc/securetty on the guest.

Ah, of course :-)

		Amit