From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Subject: Re: [PATCH] PM / i915: Skip kernel VT switch during suspend/resume if KMS is used
Date: Sun, 24 Jan 2010 20:04:22 +0100
User-Agent: KMail/1.12.3 (Linux/2.6.33-rc4-rjw; KDE/4.3.3; x86_64; ; )
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>, Len Brown <lenb@kernel.org>,
       LKML <linux-kernel@vger.kernel.org>,
       pm list <linux-pm@lists.linux-foundation.org>,
       dri-devel@lists.sourceforge.net, Eric Anholt <eric@anholt.net>
References: <201001240055.59479.rjw@sisk.pl> <20100124001815.48b4eb9c@lxorguk.ukuu.org.uk>
In-Reply-To: <20100124001815.48b4eb9c@lxorguk.ukuu.org.uk>
MIME-Version: 1.0
Content-Type: Text/Plain;
  charset="iso-8859-1"
Content-Transfer-Encoding: 7bit
Message-Id: <201001242004.22778.rjw@sisk.pl>
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 876
Lines: 21

On Sunday 24 January 2010, Alan Cox wrote:
> > I've been testing this patch for over a week and haven't seen a single problem
> > related to it during this time.
> > 
> > Are there any objections to it?
> 
> Usual question 8) - explain the locking. What happens if we suspend as
> kms is initialising/being removed.

Nothing extremely interesting AFAICS.  There's no X yet or it's already exited,
so we don't need a VT switch anyway.

> Also what happens if you have KMS and non KMS consoles both active
> through the frame buffer off different cards ?

That's more interesting.  In fact I didn't take that into consideration. :-)
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/