Hi Matthew, [auto build test ERROR on mmotm/master] [cannot apply to drm-intel/for-linux-next linus/master v4.13-rc6 next-20170824] [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/Matthew-Auld/huge-gtt-pages/20170825-005243 base: git://git.cmpxchg.org/linux-mmotm.git master config: i386-randconfig-x075-201734 (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): In file included from include/uapi/linux/stddef.h:1:0, from include/linux/stddef.h:4, from include/uapi/linux/posix_types.h:4, from include/uapi/linux/types.h:13, from include/linux/types.h:5, from include/linux/list.h:4, from include/linux/agp_backend.h:33, from include/drm/drmP.h:35, from drivers/gpu//drm/i915/i915_gem.c:28: drivers/gpu//drm/i915/selftests/huge_pages.c: In function 'gpu_write': >> drivers/gpu//drm/i915/selftests/huge_pages.c:741:14: error: implicit declaration of function 'intel_engine_can_store_dword' [-Werror=implicit-function-declaration] GEM_BUG_ON(!intel_engine_can_store_dword(i915->engine[RCS])); ^ include/linux/compiler.h:175:42: note: in definition of macro 'unlikely' # define unlikely(x) __builtin_expect(!!(x), 0) ^ drivers/gpu//drm/i915/i915_gem.h:31:26: note: in expansion of macro 'BUG_ON' #define GEM_BUG_ON(expr) BUG_ON(expr) ^~~~~~ drivers/gpu//drm/i915/selftests/huge_pages.c:741:2: note: in expansion of macro 'GEM_BUG_ON' GEM_BUG_ON(!intel_engine_can_store_dword(i915->engine[RCS])); ^~~~~~~~~~ cc1: all warnings being treated as errors vim +/intel_engine_can_store_dword +741 drivers/gpu//drm/i915/selftests/huge_pages.c 729 730 static int gpu_write(struct i915_vma *vma, 731 struct i915_gem_context *ctx, 732 u32 dword, 733 u32 value) 734 { 735 struct drm_i915_private *i915 = to_i915(vma->obj->base.dev); 736 struct drm_i915_gem_request *rq; 737 struct i915_vma *batch; 738 int flags = 0; 739 int err; 740 > 741 GEM_BUG_ON(!intel_engine_can_store_dword(i915->engine[RCS])); 742 743 err = i915_gem_object_set_to_gtt_domain(vma->obj, true); 744 if (err) 745 return err; 746 747 rq = i915_gem_request_alloc(i915->engine[RCS], ctx); 748 if (IS_ERR(rq)) 749 return PTR_ERR(rq); 750 751 batch = gpu_write_dw(vma, dword * sizeof(u32), value); 752 if (IS_ERR(batch)) { 753 err = PTR_ERR(batch); 754 goto err_request; 755 } 756 757 i915_vma_move_to_active(batch, rq, 0); 758 i915_gem_object_set_active_reference(batch->obj); 759 i915_vma_unpin(batch); 760 i915_vma_close(batch); 761 762 err = rq->engine->emit_flush(rq, EMIT_INVALIDATE); 763 if (err) 764 goto err_request; 765 766 err = i915_switch_context(rq); 767 if (err) 768 goto err_request; 769 770 err = rq->engine->emit_bb_start(rq, 771 batch->node.start, batch->node.size, 772 flags); 773 if (err) 774 goto err_request; 775 776 i915_vma_move_to_active(vma, rq, 0); 777 778 reservation_object_lock(vma->resv, NULL); 779 reservation_object_add_excl_fence(vma->resv, &rq->fence); 780 reservation_object_unlock(vma->resv); 781 782 err_request: 783 __i915_add_request(rq, err == 0); 784 785 return err; 786 } 787 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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