Re: [PATCH] fence: Use smp_mb__before_atomic()

From: Greg Kroah-Hartman
Date: Thu Jun 05 2014 - 11:48:23 EST

On Thu, Jun 05, 2014 at 02:00:16PM +0200, Maarten Lankhorst wrote:
> >I don't think the question about whether we need something like fence
> >to augment dma-buf is really in doubt. Maybe it should live somewhere
> >else, I'm not sure. But it makes sense for it to live wherever
> >dma-buf does, as they are intended to work together.
> >
> Additionally we already have a user for this in the kernel: the GPU
> drivers that use TTM.

What about the sync code in the android directory? I thought that was
supposed to be what GPU drivers were going to use for this type of


greg k-h
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