Hi Takashi,

FYI, the error/warning still remains.

tree: https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git topic/ctl-validation head: a04b915fd997c2e9ac58c1c2651888ef2e9e9b21 commit: d63e63d4210713ddc7eb1b2d2afc4a8d42ccf91e [162/174] ALSA: hdsp: Make uapi/hdsp.h compilable again config: x86_64-randconfig-s1-20191230 (attached as .config) compiler: gcc-5 (Ubuntu 5.5.0-12ubuntu1) 5.5.0 20171010 reproduce: git checkout d63e63d4210713ddc7eb1b2d2afc4a8d42ccf91e # save the attached .config to linux build tree make ARCH=x86_64

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

All errors (new ones prefixed by >>):

In file included from <command-line>:1:0:

...

./usr/include/sound/hdsp.h:35:2: error: unknown type name '__u32'

__u32 input_peaks[26]; ^ ./usr/include/sound/hdsp.h:36:2: error: unknown type name '__u32' __u32 playback_peaks[26]; ^ ./usr/include/sound/hdsp.h:37:2: error: unknown type name '__u32' __u32 output_peaks[28]; ^

...

./usr/include/sound/hdsp.h:38:2: error: unknown type name '__u64'

__u64 input_rms[26]; ^ ./usr/include/sound/hdsp.h:39:2: error: unknown type name '__u64' __u64 playback_rms[26]; ^ ./usr/include/sound/hdsp.h:41:2: error: unknown type name '__u64' __u64 output_rms[26]; ^

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