linux-kernel - Re: [PATCH] drm/qxl: unbind vgacon

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Message-ID: <20190221112640.vob3qxyligudm6io@sirius.home.kraxel.org>
Date:   Thu, 21 Feb 2019 12:26:40 +0100
From:   Gerd Hoffmann <kraxel@...hat.com>
To:     dri-devel@...ts.freedesktop.org, Dave Airlie <airlied@...hat.com>,
        David Airlie <airlied@...ux.ie>,
        "open list:DRM DRIVER FOR QXL VIRTUAL GPU" 
        <virtualization@...ts.linux-foundation.org>,
        "open list:DRM DRIVER FOR QXL VIRTUAL GPU" 
        <spice-devel@...ts.freedesktop.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] drm/qxl: unbind vgacon

> > +	/* unbind vgacon to make sure it doesn't touch our vga registers */
> > +	console_lock();
> > +	ret = do_take_over_console(&dummy_con, 0, MAX_NR_CONSOLES - 1, true);
> > +	console_unlock();
> 
> Still seems very late, in i915 we kick out vgacon as pretty much the first
> thing in driver load. See i915_kick_out_vgacon.

So the idea isn't completely silly ...

thanks for the pointer,
  Gerd