linux-kernel - Re: [PATCH 4/6] android: convert sync to fence api, v5

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Date:	Mon, 19 May 2014 11:49:08 -0700
From:	John Stultz <john.stultz@...aro.org>
To:	Maarten Lankhorst <maarten.lankhorst@...onical.com>
Cc:	lkml <linux-kernel@...r.kernel.org>, linux-arch@...r.kernel.org,
	"dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
	"linaro-mm-sig@...ts.linaro.org" <linaro-mm-sig@...ts.linaro.org>,
	Colin Cross <ccross@...gle.com>, linux-media@...r.kernel.org,
	Rom Lemarchand <romlem@...gle.com>,
	Greg Hackmann <ghackmann@...gle.com>
Subject: Re: [PATCH 4/6] android: convert sync to fence api, v5

On Mon, Feb 24, 2014 at 8:29 AM, Maarten Lankhorst
<maarten.lankhorst@...onical.com> wrote:
> Just to show it's easy.
>
> Android syncpoints can be mapped to a timeline. This removes the need
> to maintain a separate api for synchronization. I've left the android
> trace events in place, but the core fence events should already be
> sufficient for debugging.
>
> v2:
> - Call fence_remove_callback in sync_fence_free if not all fences have fired.
> v3:
> - Merge Colin Cross' bugfixes, and the android fence merge optimization.
> v4:
> - Merge with the upstream fixes.
> v5:
> - Fix small style issues pointed out by Thomas Hellstrom.
>
> Signed-off-by: Maarten Lankhorst <maarten.lankhorst@...onical.com>

I ran this through a fairly simple unit test for the Android sw_sync
interface and it ran fine.  Also since Colin, Rom and Greg didn't seem
to have major objections last I spoke with them:

Acked-by: John Stultz <john.stultz@...aro.org>

thanks
-john
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