reproduce: # apt-get install sparse # sparse version: v0.6.4-66-g0196afe1 # https://github.com/intel-lab-lkp/linux/commit/44d2413c8388ce688981ee623abd585a55620dfc git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Shushu-Yi/md-raid5-optimize-Scattered-Address-Space-and-Thread-Level-Parallelism-to-improve-RAID5-performance/20240612-033849 git checkout 44d2413c8388ce688981ee623abd585a55620dfc # save the config file mkdir build_dir && cp config build_dir/.config make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__ -fmax-errors=unlimited -fmax-warnings=unlimited' O=build_dir ARCH=x86_64 olddefconfig make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__ -fmax-errors=unlimited -fmax-warnings=unlimited' O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/md/