[Intel-gfx] [PATCH] drm/i915/execlists: Lift process_csb() out of the irq-off spinlock

[kbuild test robot]

Hi Chris,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on drm-intel/for-linux-next]
[cannot apply to v5.3-rc4]
[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/Chris-Wilson/drm-i915-execlists-Lift-process_csb-out-of-the-irq-off-spinlock/20190812-211057
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
config: i386-defconfig (attached as .config)
compiler: gcc-7 (Debian 7.4.0-10) 7.4.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp at intel.com>

All errors (new ones prefixed by >>):

   drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c: In function 'schedule_in':
>> drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c:541:2: error: implicit declaration of function 'intel_context_inflight_inc'; did you mean 'intel_context_inflight_count'? [-Werror=implicit-function-declaration]
     intel_context_inflight_inc(rq->hw_context);
     ^~~~~~~~~~~~~~~~~~~~~~~~~~
     intel_context_inflight_count
   drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c: In function 'schedule_out':
>> drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c:551:2: error: implicit declaration of function 'intel_context_inflight_dec'; did you mean 'intel_context_inflight'? [-Werror=implicit-function-declaration]
     intel_context_inflight_dec(rq->hw_context);
     ^~~~~~~~~~~~~~~~~~~~~~~~~~
     intel_context_inflight
   cc1: some warnings being treated as errors

vim +541 drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c

77f0d0e925e8a0 drivers/gpu/drm/i915/i915_guc_submission.c        Chris Wilson 2017-05-17  534  
22b7a426bbe1eb drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2019-06-20  535  static struct i915_request *schedule_in(struct i915_request *rq, int idx)
2a694feb93556e drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2018-04-03  536  {
22b7a426bbe1eb drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2019-06-20  537  	trace_i915_request_in(rq, idx);
22b7a426bbe1eb drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2019-06-20  538  
22b7a426bbe1eb drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2019-06-20  539  	if (!rq->hw_context->inflight)
22b7a426bbe1eb drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2019-06-20  540  		rq->hw_context->inflight = rq->engine;
22b7a426bbe1eb drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2019-06-20 @541  	intel_context_inflight_inc(rq->hw_context);
c7302f204490f3 drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c Chris Wilson 2019-08-08  542  	intel_gt_pm_get(rq->engine->gt);
22b7a426bbe1eb drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2019-06-20  543  
22b7a426bbe1eb drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2019-06-20  544  	return i915_request_get(rq);
2a694feb93556e drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2018-04-03  545  }
2a694feb93556e drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2018-04-03  546  
22b7a426bbe1eb drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2019-06-20  547  static void schedule_out(struct i915_request *rq)
2a694feb93556e drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2018-04-03  548  {
22b7a426bbe1eb drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2019-06-20  549  	trace_i915_request_out(rq);
22b7a426bbe1eb drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2019-06-20  550  
22b7a426bbe1eb drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2019-06-20 @551  	intel_context_inflight_dec(rq->hw_context);
22b7a426bbe1eb drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2019-06-20  552  	if (!intel_context_inflight_count(rq->hw_context))
22b7a426bbe1eb drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2019-06-20  553  		rq->hw_context->inflight = NULL;
22b7a426bbe1eb drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2019-06-20  554  
c7302f204490f3 drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c Chris Wilson 2019-08-08  555  	intel_gt_pm_put(rq->engine->gt);
22b7a426bbe1eb drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2019-06-20  556  	i915_request_put(rq);
2a694feb93556e drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2018-04-03  557  }
2a694feb93556e drivers/gpu/drm/i915/intel_guc_submission.c       Chris Wilson 2018-04-03  558  

:::::: The code at line 541 was first introduced by commit
:::::: 22b7a426bbe1ebe1520f92da4cd1617d1e1b5fc4 drm/i915/execlists: Preempt-to-busy

:::::: TO: Chris Wilson <chris at chris-wilson.co.uk>
:::::: CC: Chris Wilson <chris at chris-wilson.co.uk>

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