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Date: Fri, 4 May 2012 16:55:50 -0700
From: Greg KH <gregkh@linuxfoundation.org>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org
Subject: Re: [PATCH 3/3] tty_lock: Localise the lock
Message-ID: <20120504235550.GA5727@kroah.com>
References: <20120503212151.568.91854.stgit@bob.linux.org.uk>
 <20120503212219.568.15653.stgit@bob.linux.org.uk>
 <20120504235412.GA5694@kroah.com>
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On Fri, May 04, 2012 at 04:54:12PM -0700, Greg KH wrote:
> On Thu, May 03, 2012 at 10:24:08PM +0100, Alan Cox wrote:
> > From: Alan Cox <alan@linux.intel.com>
> > 
> > In each remaining case the tty_lock is associated with a specific tty. This
> > means we can now lock on a per tty basis. We do need tty_lock_pair() for
> > the pty case. Uglier but still a step in the right direction.
> > 
> > Signed-off-by: Alan Cox <alan@linux.intel.com>
> > Acked-by: Arnd Bergmann <arnd@arndb.de>
> > ---
> > 
> >  drivers/tty/amiserial.c   |   12 ++++----
> >  drivers/tty/cyclades.c    |    2 +
> >  drivers/tty/n_r3964.c     |   11 ++++---
> >  drivers/tty/pty.c         |   23 +++++++++------
> >  drivers/tty/synclink.c    |    4 +--
> >  drivers/tty/synclink_gt.c |    4 +--
> >  drivers/tty/synclinkmp.c  |    4 +--
> >  drivers/tty/tty_io.c      |   67 +++++++++++++++++++++++++++------------------
> >  drivers/tty/tty_ldisc.c   |   30 ++++++++++----------
> >  drivers/tty/tty_mutex.c   |   60 ++++++++++++++++++++++++++++++----------
> >  drivers/tty/tty_port.c    |    6 ++--
> >  include/linux/tty.h       |   23 +++++++++------
> >  12 files changed, 149 insertions(+), 97 deletions(-)
> 
> You forgot the call in net/bluetooth/rfcomm/tty.c, I'll go fix that
> up...

And drivers/tty/serial/crisv10.c and
drivers/staging/serial/68360serial.c...