[Intel-gfx] [PATCH 4/4] drm/i915: "Race-to-idle" on switching to the kernel context

[kbuild test robot]

Hi Chris,

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/Chris-Wilson/drm-i915-Prepare-GEM-for-suspend-earlier/20180524-224509
config: x86_64-randconfig-x015-201820 (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=x86_64 

All errors (new ones prefixed by >>):

   drivers/gpu/drm/i915/selftests/igt_flush_test.c: In function 'igt_flush_test':
>> drivers/gpu/drm/i915/selftests/igt_flush_test.c:61:6: error: too few arguments to function 'i915_gem_switch_to_kernel_context'
         i915_gem_switch_to_kernel_context(i915)) {
         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   In file included from drivers/gpu/drm/i915/selftests/../intel_lrc.h:28:0,
                    from drivers/gpu/drm/i915/selftests/../i915_drv.h:63,
                    from drivers/gpu/drm/i915/selftests/igt_flush_test.c:7:
   drivers/gpu/drm/i915/selftests/../i915_gem_context.h:297:5: note: declared here
    int i915_gem_switch_to_kernel_context(struct drm_i915_private *i915,
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

vim +/i915_gem_switch_to_kernel_context +61 drivers/gpu/drm/i915/selftests/igt_flush_test.c

98dc0454 Chris Wilson 2018-05-05  48  
98dc0454 Chris Wilson 2018-05-05  49  #define wedge_on_timeout(W, DEV, TIMEOUT)				\
98dc0454 Chris Wilson 2018-05-05  50  	for (__init_wedge((W), (DEV), (TIMEOUT), __builtin_return_address(0)); \
98dc0454 Chris Wilson 2018-05-05  51  	     (W)->i915;							\
98dc0454 Chris Wilson 2018-05-05  52  	     __fini_wedge((W)))
98dc0454 Chris Wilson 2018-05-05  53  
98dc0454 Chris Wilson 2018-05-05  54  int igt_flush_test(struct drm_i915_private *i915, unsigned int flags)
98dc0454 Chris Wilson 2018-05-05  55  {
98dc0454 Chris Wilson 2018-05-05  56  	struct wedge_me w;
98dc0454 Chris Wilson 2018-05-05  57  
98dc0454 Chris Wilson 2018-05-05  58  	cond_resched();
98dc0454 Chris Wilson 2018-05-05  59  
b9777c6f Chris Wilson 2018-05-09  60  	if (flags & I915_WAIT_LOCKED &&
b9777c6f Chris Wilson 2018-05-09 @61  	    i915_gem_switch_to_kernel_context(i915)) {

:::::: The code at line 61 was first introduced by commit
:::::: b9777c6f86ac8c21f82211ab982ca48302042ede drm/i915/selftests: Only switch to kernel context when locked

:::::: 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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