On 09/22/2015 05:21 PM, Tvrtko Ursulin wrote:
>
> On 09/22/2015 03:53 PM, David Herrmann wrote:
>> Hi
>>
>> On Thu, Sep 10, 2015 at 12:15 PM, Tvrtko Ursulin
>> wrote:
>>> On 09/10/2015 10:56 AM, Daniel Vetter wrote:
That's not different from the compositor just freezing instead of
cras
Hi
On Thu, Sep 10, 2015 at 12:15 PM, Tvrtko Ursulin
wrote:
> On 09/10/2015 10:56 AM, Daniel Vetter wrote:
>> That's not different from the compositor just freezing instead of
>> crashing: Screen contents stays on and nothing happens. Imo this really is
>> all just broken userspace, and the kernel
Hi
On Wed, Sep 9, 2015 at 5:02 PM, Daniel Vetter wrote:
> On Wed, Sep 09, 2015 at 04:40:56PM +0200, Maarten Lankhorst wrote:
>> Previously RMFB and fd close chose to disable any plane that had
>> an active framebuffer from this file. If it was a primary plane the
>> crtc was disabled. However the
On 09/22/2015 03:53 PM, David Herrmann wrote:
> Hi
>
> On Thu, Sep 10, 2015 at 12:15 PM, Tvrtko Ursulin
> wrote:
>> On 09/10/2015 10:56 AM, Daniel Vetter wrote:
>>> That's not different from the compositor just freezing instead of
>>> crashing: Screen contents stays on and nothing happens. Imo th
On Thu, Sep 10, 2015 at 10:07:41AM +0100, Tvrtko Ursulin wrote:
>
> On 09/09/2015 08:06 PM, Daniel Vetter wrote:
> >On Wed, Sep 9, 2015 at 6:36 PM, Tvrtko Ursulin
> > wrote:
> >>I am not even going that far, just talking about last frame stuck on screen.
> >>For me making that easier is a regressi
On 09/10/2015 10:56 AM, Daniel Vetter wrote:
> On Thu, Sep 10, 2015 at 10:07:41AM +0100, Tvrtko Ursulin wrote:
>>
>> On 09/09/2015 08:06 PM, Daniel Vetter wrote:
>>> On Wed, Sep 9, 2015 at 6:36 PM, Tvrtko Ursulin
>>> wrote:
I am not even going that far, just talking about last frame stuck on
On 09/09/2015 08:06 PM, Daniel Vetter wrote:
> On Wed, Sep 9, 2015 at 6:36 PM, Tvrtko Ursulin
> wrote:
>> I am not even going that far, just talking about last frame stuck on screen.
>> For me making that easier is a regression.
>
> So let's look at various systems:
> - super-modern fbdev less sy
On Wed, Sep 9, 2015 at 6:36 PM, Tvrtko Ursulin
wrote:
> I am not even going that far, just talking about last frame stuck on screen.
> For me making that easier is a regression.
So let's look at various systems:
- super-modern fbdev less system: logind keeps a dup of every
master-capabel drm fd.
Op 09-09-15 om 18:15 schreef Tvrtko Ursulin:
>
> On 09/09/2015 05:07 PM, Daniel Vetter wrote:
>> On Wed, Sep 9, 2015 at 6:03 PM, Tvrtko Ursulin
>> wrote:
>>> It was just an example of a class of vulnerabilities which would be possible
>>> with these changes. If they, as you said, will preserve the
On Wed, Sep 9, 2015 at 6:03 PM, Tvrtko Ursulin
wrote:
> It was just an example of a class of vulnerabilities which would be possible
> with these changes. If they, as you said, will preserve the last frame on
> screen when the compositor crashes.
If your compositor crashes something should take o
On Wed, Sep 09, 2015 at 04:47:08PM +0100, Tvrtko Ursulin wrote:
>
> On 09/09/2015 04:29 PM, Daniel Vetter wrote:
> >On Wed, Sep 09, 2015 at 04:18:02PM +0100, Tvrtko Ursulin wrote:
> >>
> >>On 09/09/2015 04:04 PM, Daniel Vetter wrote:
> >>>On Wed, Sep 09, 2015 at 03:51:50PM +0100, Tvrtko Ursulin wr
On 09/09/2015 05:26 PM, Maarten Lankhorst wrote:
> Op 09-09-15 om 18:15 schreef Tvrtko Ursulin:
>>
>> On 09/09/2015 05:07 PM, Daniel Vetter wrote:
>>> On Wed, Sep 9, 2015 at 6:03 PM, Tvrtko Ursulin
>>> wrote:
It was just an example of a class of vulnerabilities which would be
possible
On Wed, Sep 09, 2015 at 04:18:02PM +0100, Tvrtko Ursulin wrote:
>
> On 09/09/2015 04:04 PM, Daniel Vetter wrote:
> >On Wed, Sep 09, 2015 at 03:51:50PM +0100, Tvrtko Ursulin wrote:
> >>
> >>Hi,
> >>
> >>On 09/09/2015 03:40 PM, Maarten Lankhorst wrote:
> >>>Previously RMFB and fd close chose to disa
On 09/09/2015 05:07 PM, Daniel Vetter wrote:
> On Wed, Sep 9, 2015 at 6:03 PM, Tvrtko Ursulin
> wrote:
>> It was just an example of a class of vulnerabilities which would be possible
>> with these changes. If they, as you said, will preserve the last frame on
>> screen when the compositor crashes
On Wed, Sep 09, 2015 at 03:51:50PM +0100, Tvrtko Ursulin wrote:
>
> Hi,
>
> On 09/09/2015 03:40 PM, Maarten Lankhorst wrote:
> >Previously RMFB and fd close chose to disable any plane that had
> >an active framebuffer from this file. If it was a primary plane the
> >crtc was disabled. However the
On 09/09/2015 04:56 PM, Daniel Vetter wrote:
> On Wed, Sep 09, 2015 at 04:47:08PM +0100, Tvrtko Ursulin wrote:
>>
>> On 09/09/2015 04:29 PM, Daniel Vetter wrote:
>>> On Wed, Sep 09, 2015 at 04:18:02PM +0100, Tvrtko Ursulin wrote:
On 09/09/2015 04:04 PM, Daniel Vetter wrote:
> On Wed,
On Wed, Sep 09, 2015 at 04:40:56PM +0200, Maarten Lankhorst wrote:
> Previously RMFB and fd close chose to disable any plane that had
> an active framebuffer from this file. If it was a primary plane the
> crtc was disabled. However the fbdev code or any system compositor
> should restore the plane
On 09/09/2015 04:29 PM, Daniel Vetter wrote:
> On Wed, Sep 09, 2015 at 04:18:02PM +0100, Tvrtko Ursulin wrote:
>>
>> On 09/09/2015 04:04 PM, Daniel Vetter wrote:
>>> On Wed, Sep 09, 2015 at 03:51:50PM +0100, Tvrtko Ursulin wrote:
Hi,
On 09/09/2015 03:40 PM, Maarten Lankhorst wr
Previously RMFB and fd close chose to disable any plane that had
an active framebuffer from this file. If it was a primary plane the
crtc was disabled. However the fbdev code or any system compositor
should restore the planes anyway so there's no need to do it twice.
The old fb_id is zero'd, so th
On 09/09/2015 04:04 PM, Daniel Vetter wrote:
> On Wed, Sep 09, 2015 at 03:51:50PM +0100, Tvrtko Ursulin wrote:
>>
>> Hi,
>>
>> On 09/09/2015 03:40 PM, Maarten Lankhorst wrote:
>>> Previously RMFB and fd close chose to disable any plane that had
>>> an active framebuffer from this file. If it was a
Hi,
On 09/09/2015 03:40 PM, Maarten Lankhorst wrote:
> Previously RMFB and fd close chose to disable any plane that had
> an active framebuffer from this file. If it was a primary plane the
> crtc was disabled. However the fbdev code or any system compositor
> should restore the planes anyway so
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