Re: [PATCH v3 2/2] drm/i915: Prevent MI_DISPLAY_FLIP straddling two cachelines on IVB

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On Tue, Feb 11, 2014 at 08:19:13PM +0000, Chris Wilson wrote:
> On Tue, Feb 11, 2014 at 07:52:06PM +0200, ville.syrjala@xxxxxxxxxxxxxxx wrote:
> > From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> > 
> > According to BSpec the entire MI_DISPLAY_FLIP packet must be contained
> > in a single cacheline. Make sure that happens.
> > 
> > v2: Use intel_ring_begin_cacheline_safe()
> > v3: Use intel_ring_cacheline_align() (Chris)
> > 
> > Cc: Bjoern C <lkml@xxxxxxxxxxxx>
> > Cc: Alexandru DAMIAN <alexandru.damian@xxxxxxxxx>
> > Cc: Enrico Tagliavini <enrico.tagliavini@xxxxxxxxx>
> > Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=74053
> > Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> 
> I would have used intel_ring_align_cacheline() as it seems more natural
> for me to say...
> 
> Both,
> Reviewed-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>

Both merged to -fixes with cc: stable slapped on them.
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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