On 14 July 2017 at 16:15, Lionel Landwerlin
<lionel.g.landwerlin@xxxxxxxxx> wrote:
> We were reserving fewer dwords in the ring than necessary. Indeed
> we're always writing all registers once, so discard the actual number
> of registers given by the user and just program the whitelisted ones
> once.
>
> Reported-by: Matthew Auld <matthew.william.auld@xxxxxxxxx>
Fixes: 19f81df2859e ("drm/i915/perf: Add OA unit support for Gen 8+")
> Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@xxxxxxxxx>
> Cc: <stable@xxxxxxxxxxxxxxx> # v4.12+
Reviewed-by: Matthew Auld <matthew.auld@xxxxxxxxx>
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