reproduce: # apt-get install sparse # sparse version: v0.6.4-66-g0196afe1 # https://github.com/intel-lab-lkp/linux/commit/d041e309bd43854e230f0e48cdc23779761acab1 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Pavitrakumar-M/Add-SPAcc-driver-to-Linux-kernel/20240305-193337 git checkout d041e309bd43854e230f0e48cdc23779761acab1 # 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 arch/x86/xen/ drivers/crypto/dwc-spacc/