From: Daniel Vetter <daniel@ffwll.ch>
To: Chris Wilson <chris@chris-wilson.co.uk>,
ville.syrjala@linux.intel.com, intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH v2] drm/i915: Make contexts non-snooped on non-LLC platforms
Date: Fri, 4 Apr 2014 18:00:15 +0200 [thread overview]
Message-ID: <20140404160015.GU7225@phenom.ffwll.local> (raw)
In-Reply-To: <20140404134100.GC21064@nuc-i3427.alporthouse.com>
On Fri, Apr 04, 2014 at 02:41:00PM +0100, Chris Wilson wrote:
> On Fri, Apr 04, 2014 at 04:36:10PM +0300, ville.syrjala@linux.intel.com wrote:
> > From: Ville Syrjälä <ville.syrjala@linux.intel.com>
> >
> > We don't do CPU access to GPU contexts so making the GPU access snoop
> > the CPU caches seems silly, and potentially expensive.
> >
> > v2: Use !IS_VALLEYVIEW instead of HAS_LLC as this is really
> > about what the PTEs can represent.
> > Add a comment clarifying the situation.
> >
> > Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Queued for -next, thanks for the patch.
-Daniel
--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
prev parent reply other threads:[~2014-04-04 16:00 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-31 15:09 [PATCH] drm/i915: Make contexts non-snooped on non-LLC platforms ville.syrjala
2014-03-31 15:39 ` Chris Wilson
2014-04-01 10:11 ` Ville Syrjälä
2014-04-01 10:19 ` Chris Wilson
2014-04-01 10:37 ` Ville Syrjälä
2014-04-04 13:36 ` [PATCH v2] " ville.syrjala
2014-04-04 13:41 ` Chris Wilson
2014-04-04 16:00 ` Daniel Vetter [this message]
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