[drm-intel:drm-intel-nightly 341/365] drivers/gpu/drm//selftests/test-drm_mm.c:58:1: fatal error: opening dependency file drivers/gpu/drm//selftests/.test-drm_mm.o.d: No such file or directory

[Fengguang Wu]

On Tue, Dec 27, 2016 at 07:46:55PM +0100, Daniel Vetter wrote:
>On Wed, Dec 28, 2016 at 12:57:07AM +0800, kbuild test robot wrote:
>> tree:   git://anongit.freedesktop.org/drm-intel drm-intel-nightly
>> head:   0d15e733fab5dd48154dda2bebdacd1d87069d08
>> commit: 50f0033d1a0f3a8e9eed09ab68067fbb57b0669d [341/365] drm: Add some kselftests for the DRM range manager (struct drm_mm)
>> config: arm-allmodconfig (attached as .config)
>> compiler: arm-linux-gnueabi-gcc (Debian 6.1.1-9) 6.1.1 20160705
>> reproduce:
>>         wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
>>         chmod +x ~/bin/make.cross
>>         git checkout 50f0033d1a0f3a8e9eed09ab68067fbb57b0669d
>>         # save the attached .config to linux build tree
>>         make.cross ARCH=arm
>>
>> All errors (new ones prefixed by >>):
>>
>> >> drivers/gpu/drm//selftests/test-drm_mm.c:58:1: fatal error: opening dependency file drivers/gpu/drm//selftests/.test-drm_mm.o.d: No such file or directory
>>     MODULE_LICENSE("GPL");
>>     ^~~~~~~~~~~~~~
>>    compilation terminated.
>
>Hm, it compiles fine here. Is there anything different than normal in your
>build setup? Like compiling to a different target using O=$output_path?

Yes we use separated .o dir. Is that the problem?

Thanks,
Fengguang

>> vim +58 drivers/gpu/drm//selftests/test-drm_mm.c
>>
>>     42	
>>     43		return err > 0 ? 0 : err;
>>     44	}
>>     45	
>>     46	static void __exit test_drm_mm_exit(void)
>>     47	{
>>     48	}
>>     49	
>>     50	module_init(test_drm_mm_init);
>>     51	module_exit(test_drm_mm_exit);
>>     52	
>>     53	module_param(random_seed, uint, 0400);
>>     54	module_param(max_iterations, uint, 0400);
>>     55	module_param(max_prime, uint, 0400);
>>     56	
>>     57	MODULE_AUTHOR("Intel Corporation");
>>   > 58	MODULE_LICENSE("GPL");
>>
>> ---
>> 0-DAY kernel test infrastructure                Open Source Technology Center
>> https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
>
>
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>
>
>-- 
>Daniel Vetter
>Software Engineer, Intel Corporation
>http://blog.ffwll.ch