Re: [PATCH 03/11] drm/i915: Allow the sysadmin to override security mitigations

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> -----Original Message-----
> From: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> Sent: Sunday, January 10, 2021 7:04 AM
> To: intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>; Joonas Lahtinen
> <joonas.lahtinen@xxxxxxxxxxxxxxx>; Bloomfield, Jon
> <jon.bloomfield@xxxxxxxxx>; Vivi, Rodrigo <rodrigo.vivi@xxxxxxxxx>;
> stable@xxxxxxxxxxxxxxx
> Subject: [PATCH 03/11] drm/i915: Allow the sysadmin to override security
> mitigations
> 
> The clear-residuals mitigation is a relatively heavy hammer and under some
> circumstances the user may wish to forgo the context isolation in order
> to meet some performance requirement. Introduce a generic module
> parameter to allow selectively enabling/disabling different mitigations.
> 
> Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/1858
> Fixes: 47f8253d2b89 ("drm/i915/gen7: Clear all EU/L3 residual contexts")
> Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> Cc: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
> Cc: Jon Bloomfield <jon.bloomfield@xxxxxxxxx>
> Cc: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
> Cc: stable@xxxxxxxxxxxxxxx # v5.7
> ---

Reviewed-by: Jon Bloomfield <jon.bloomfield@xxxxxxxxx>?
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