Hi Avri, kernel test robot noticed the following build errors: [auto build test ERROR on linus/master] [also build test ERROR on ulf-hansson-mmc-mirror/next v6.6-rc7 next-20231024] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Avri-Altman/mmc-core-Mark-close-ended-ffu-in-progress/20231023-212707 base: linus/master patch link: https://lore.kernel.org/r/20231023132128.1871269-3-avri.altman%40wdc.com patch subject: [PATCH v2 2/2] mmc: host: msm: Disable auto-cmd12 during ffu config: csky-randconfig-001-20231025 (https://download.01.org/0day-ci/archive/20231025/202310250913.ri6qqodu-lkp@xxxxxxxxx/config) compiler: csky-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231025/202310250913.ri6qqodu-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/202310250913.ri6qqodu-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): csky-linux-ld: drivers/mmc/host/sdhci-msm.o: in function `sdhci_msm_request': >> sdhci-msm.c:(.text+0x540): undefined reference to `mmc_is_ffu_cmd' csky-linux-ld: drivers/mmc/host/sdhci-msm.o: in function `sdhci_and_cqhci_reset': sdhci-msm.c:(.text+0x5c0): undefined reference to `mmc_is_ffu_cmd' -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki