[Intel-gfx] [PATCH] drm/i915/perf: Initialise dynamic sysfs group before creation

[Lionel Landwerlin]

On 09/08/17 16:14, Lionel Landwerlin wrote:
> On 09/08/17 16:02, Chris Wilson wrote:
>> Quoting Lionel Landwerlin (2017-08-09 15:57:59)
>>> Right, that's exactly what I was asking in our previous exchange.
>> I just follow the traces, and am internally screaming at how much we are
>> stuffing inside drm_i915_private nowadays.
>>> You need to leave the memset() I think, because we check further down
>> It is already zeroed.
>>
>>> that function that id == 0 to detect failure to recognize that the 
>>> (Gen,
>>> GT) is supported.
>>> Unless there is a guarantee that dev_priv is fully memset()?
>> It is allocated using kzalloc() and we depend upon that in many, many
>> places.
>> -Chris
>>
>
> Cool,
>
> Fixes: f89823c21224 ("drm/i915/perf: Implement 
> I915_PERF_ADD/REMOVE_CONFIG interface") 

The line above is wrong and not what I wanted to write... :

Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin at intel.com>