On Mon, 2018-02-05 at 12:49 -0800, Rodrigo Vivi wrote:
> On Mon, Feb 05, 2018 at 08:37:13PM +0000, Dave Airlie wrote:
> > On 6 February 2018 at 06:32, Rodrigo Vivi <rodrigo.v...@intel.com> wrote:
> > > On Sat, Feb 03, 2018 at 08:14:48AM +0000, Keith Packard wrote:
> > >> Dhinakaran Pandiyan <dhinakaran.pandi...@intel.com> writes:
> > >>
> > >> > From: "Pandiyan, Dhinakaran" <dhinakaran.pandi...@intel.com>
> > >> >
> > >> > drm_vblank_count() has an u32 type returning what is a 64-bit vblank 
> > >> > count.
> > >> > The effect of this is when drm_wait_vblank_ioctl() tries to widen the 
> > >> > user
> > >> > space requested vblank sequence using this clipped 32-bit count(when 
> > >> > the
> > >> > value is >= 2^32) as reference, the requested sequence remains a 32-bit
> > >> > value and gets queued like that. However, the code that checks if the
> > >> > requested sequence has passed compares this against the 64-bit vblank
> > >> > count.
> > >>
> > >> For patches 1-7:
> > >>
> > >> Reviewed-by: Keith Packard <kei...@keithp.com>
> > >
> > > Dave, ack to merge them through drm-intel-next-queued ?
> > 
> > Ack. do we know if any of those need to be in -fixes?
> > 
> > or too early to tell?
> 
> I didn't checked the drm one close enough yet to decide for that.
> DK or Keith? do you guys see anyone suitable for fixes?

I was thinking patch 1 would be a candidate. But, it'd need the crtc to
be active continuously for > 2.2 years at 60 frames/s to trigger this.
The problem is exacerbated with PSR and PSR is disabled. So, I think we
can skip -fixes.

> 
> For the other work on top I believe we don't need to move to fixes
> since psr is still disabled.
> 
> > 
> > Dave.
> _______________________________________________
> Intel-gfx mailing list
> intel-...@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel

Reply via email to