[Intel-gfx] [PATCH] drm/i915: Special case kernel_context switch request

[kbuild test robot]

Hi Mika,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on next-20180517]
[cannot apply to drm-intel/for-linux-next v4.17-rc6 v4.17-rc5 v4.17-rc4 v4.17-rc6]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Mika-Kuoppala/drm-i915-Special-case-kernel_context-switch-request/20180524-233610
config: i386-allyesconfig (attached as .config)
compiler: gcc-7 (Debian 7.3.0-16) 7.3.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All errors (new ones prefixed by >>):

   drivers/gpu/drm/i915/i915_gem_context.c: In function 'engine_has_idle_kernel_context':
>> drivers/gpu/drm/i915/i915_gem_context.c:608:15: error: 'struct i915_request' has no member named 'gem_context'
      if (rq && rq->gem_context != engine->i915->kernel_context)
                  ^~

vim +608 drivers/gpu/drm/i915/i915_gem_context.c

   596	
   597	static bool engine_has_idle_kernel_context(struct intel_engine_cs *engine)
   598	{
   599		struct list_head * const active_rings = &engine->i915->gt.active_rings;
   600		struct intel_ring *ring;
   601	
   602		lockdep_assert_held(&engine->i915->drm.struct_mutex);
   603	
   604		list_for_each_entry(ring, active_rings, active_link) {
   605			struct i915_request *rq =
   606				last_request_on_engine(ring->timeline, engine);
   607	
 > 608			if (rq && rq->gem_context != engine->i915->kernel_context)
   609				return false;
   610		}
   611	
   612		return intel_engine_has_kernel_context(engine);
   613	}
   614	

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
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