On Mon, Nov 28, 2011 at 04:15:19PM -0200, Eugeni Dodonov wrote:
> This adds a default setting for semaphores parameter, and enables
> semaphores by default on IVB.
>
> For now, as semaphores interaction with VTd causes random issues on SNB,
> we do not enable them by default. But they can still be enabled via the
> semaphores=1 kernel parameter.
>
> CC: Daniel Vetter <[email protected]>
> CC: Ben Widawsky <[email protected]>
> CC: Keith Packard <[email protected]>
> CC: Jesse Barnes <[email protected]>
> CC: Chris Wilson <[email protected]>
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=42696
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=40564
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=41353
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=38862
> Reviewed-by: Chris Wilson <[email protected]>
> Signed-off-by: Eugeni Dodonov <[email protected]>
Reviewed-by: Daniel Vetter <[email protected]>
--
Daniel Vetter
Mail: [email protected]
Mobile: +41 (0)79 365 57 48
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