On Thu, Aug 31, 2023 at 04:52:00PM +0800, kernel test robot wrote: > tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master > head: a47fc304d2b678db1a5d760a7d644dac9b067752 > commit: f2863f30d1b05e5ecf61c063609cb974954d47f8 [13230/13643] riscv: errata: Add Andes alternative ports > config: riscv-randconfig-001-20230831 (https://download.01.org/0day-ci/archive/20230831/202308311610.ec6bm2G8-lkp@xxxxxxxxx/config) > compiler: riscv64-linux-gcc (GCC) 13.2.0 > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230831/202308311610.ec6bm2G8-lkp@xxxxxxxxx/reproduce) > > If you fix the issue in a separate patch/commit (i.e. not just a new version of > the same patch/commit), kindly add following tags > | Reported-by: kernel test robot <lkp@xxxxxxxxx> > | Closes: https://lore.kernel.org/oe-kbuild-all/202308311610.ec6bm2G8-lkp@xxxxxxxxx/ > > All error/warnings (new ones prefixed by >>): > > arch/riscv/errata/andes/errata.c: In function 'ax45mp_iocp_sw_workaround': > >> arch/riscv/errata/andes/errata.c:29:23: error: storage size of 'ret' isn't known > 29 | struct sbiret ret; > | ^~~ > >> arch/riscv/errata/andes/errata.c:35:15: error: implicit declaration of function 'sbi_ecall' [-Werror=implicit-function-declaration] > 35 | ret = sbi_ecall(ANDESTECH_SBI_EXT_ANDES, ANDES_SBI_EXT_IOCP_SW_WORKAROUND, > | ^~~~~~~~~ > >> arch/riscv/errata/andes/errata.c:29:23: warning: unused variable 'ret' [-Wunused-variable] > 29 | struct sbiret ret; > | ^~~ > cc1: some warnings being treated as errors > > > vim +29 arch/riscv/errata/andes/errata.c > > 26 > 27 static long ax45mp_iocp_sw_workaround(void) > 28 { > > 29 struct sbiret ret; > 30 > 31 /* > 32 * ANDES_SBI_EXT_IOCP_SW_WORKAROUND SBI EXT checks if the IOCP is missing and > 33 * cache is controllable only then CMO will be applied to the platform. > 34 */ > > 35 ret = sbi_ecall(ANDESTECH_SBI_EXT_ANDES, ANDES_SBI_EXT_IOCP_SW_WORKAROUND, > 36 0, 0, 0, 0, 0, 0); > 37 > 38 return ret.error ? 0 : ret.value; > 39 } > 40 Looks like the config doesn't enable SBI, so ERRATA_ANDES_CMO will need to grow a dependency on RISCV_SBI.
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