Hi, [auto build test ERROR on next-20160523] [cannot apply to drm-intel/for-linux-next v4.6-rc7 v4.6-rc6 v4.6-rc5 v4.6] [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-debugfs-Show-context-objects-in-i915_gem_objects/20160523-210704 config: x86_64-rhel (attached as .config) compiler: gcc-4.9 (Debian 4.9.3-14) 4.9.3 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 Note: the linux-review/Chris-Wilson/drm-i915-debugfs-Show-context-objects-in-i915_gem_objects/20160523-210704 HEAD 3dfdb2b9e47b5ee4dfd9a21f80014bd9de87c4cb builds fine. It only hurts bisectibility. All errors (new ones prefixed by >>): In file included from include/asm-generic/bug.h:13:0, from arch/x86/include/asm/bug.h:35, from include/linux/bug.h:4, from include/linux/seq_file.h:6, from drivers/gpu/drm/i915/i915_debugfs.c:29: drivers/gpu/drm/i915/i915_debugfs.c: In function 'per_file_ctx_stats': >> drivers/gpu/drm/i915/i915_debugfs.c:432:32: error: dereferencing pointer to incomplete type for (n = 0; n < ARRAY_SIZE(ctx->engine); n++) { ^ include/linux/kernel.h:54:33: note: in definition of macro 'ARRAY_SIZE' #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) ^ >> drivers/gpu/drm/i915/i915_debugfs.c:432:32: error: dereferencing pointer to incomplete type for (n = 0; n < ARRAY_SIZE(ctx->engine); n++) { ^ include/linux/kernel.h:54:48: note: in definition of macro 'ARRAY_SIZE' #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) ^ In file included from include/linux/seq_file.h:6:0, from drivers/gpu/drm/i915/i915_debugfs.c:29: >> drivers/gpu/drm/i915/i915_debugfs.c:432:32: error: dereferencing pointer to incomplete type for (n = 0; n < ARRAY_SIZE(ctx->engine); n++) { ^ include/linux/bug.h:34:55: note: in definition of macro 'BUILD_BUG_ON_ZERO' #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:-!!(e); })) ^ include/linux/compiler-gcc.h:64:46: note: in expansion of macro '__same_type' #define __must_be_array(a) BUILD_BUG_ON_ZERO(__same_type((a), &(a)[0])) ^ include/linux/kernel.h:54:59: note: in expansion of macro '__must_be_array' #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) ^ drivers/gpu/drm/i915/i915_debugfs.c:432:18: note: in expansion of macro 'ARRAY_SIZE' for (n = 0; n < ARRAY_SIZE(ctx->engine); n++) { ^ >> drivers/gpu/drm/i915/i915_debugfs.c:432:32: error: dereferencing pointer to incomplete type for (n = 0; n < ARRAY_SIZE(ctx->engine); n++) { ^ include/linux/bug.h:34:55: note: in definition of macro 'BUILD_BUG_ON_ZERO' #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:-!!(e); })) ^ include/linux/compiler-gcc.h:64:46: note: in expansion of macro '__same_type' #define __must_be_array(a) BUILD_BUG_ON_ZERO(__same_type((a), &(a)[0])) ^ include/linux/kernel.h:54:59: note: in expansion of macro '__must_be_array' #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) ^ drivers/gpu/drm/i915/i915_debugfs.c:432:18: note: in expansion of macro 'ARRAY_SIZE' for (n = 0; n < ARRAY_SIZE(ctx->engine); n++) { ^ include/linux/bug.h:34:45: error: bit-field '<anonymous>' width not an integer constant #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:-!!(e); })) ^ include/linux/compiler-gcc.h:64:28: note: in expansion of macro 'BUILD_BUG_ON_ZERO' #define __must_be_array(a) BUILD_BUG_ON_ZERO(__same_type((a), &(a)[0])) ^ include/linux/kernel.h:54:59: note: in expansion of macro '__must_be_array' #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) ^ drivers/gpu/drm/i915/i915_debugfs.c:432:18: note: in expansion of macro 'ARRAY_SIZE' for (n = 0; n < ARRAY_SIZE(ctx->engine); n++) { ^ drivers/gpu/drm/i915/i915_debugfs.c:433:10: error: dereferencing pointer to incomplete type if (ctx->engine[n].state) ^ drivers/gpu/drm/i915/i915_debugfs.c:434:25: error: dereferencing pointer to incomplete type per_file_stats(0, ctx->engine[n].state, data); ^ drivers/gpu/drm/i915/i915_debugfs.c:435:10: error: dereferencing pointer to incomplete type if (ctx->engine[n].ringbuf) ^ drivers/gpu/drm/i915/i915_debugfs.c:436:25: error: dereferencing pointer to incomplete type per_file_stats(0, ctx->engine[n].ringbuf->obj, data); ^ vim +432 drivers/gpu/drm/i915/i915_debugfs.c 426 427 static int per_file_ctx_stats(int id, void *ptr, void *data) 428 { 429 struct i915_gem_context *ctx = ptr; 430 int n; 431 > 432 for (n = 0; n < ARRAY_SIZE(ctx->engine); n++) { 433 if (ctx->engine[n].state) 434 per_file_stats(0, ctx->engine[n].state, data); 435 if (ctx->engine[n].ringbuf) --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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