make -C /builds/linux/tools/testing/selftests/../../../tools/arch/arm64/tools/ OUTPUT=/builds/linux/tools/testing/selftests/../../../tools/
make[4]: Entering directory '/builds/linux/tools/testing/selftests/ublk'
In file included from kublk.c:6:
kublk.c: In function 'ublk_ctrl_get_features':
kublk.c:210:27: error: 'UBLK_U_CMD_GET_FEATURES' undeclared (first use in this function); did you mean 'UBLK_CMD_GET_PARAMS'?
  210 |                 .cmd_op = UBLK_U_CMD_GET_FEATURES,
      |                           ^~~~~~~~~~~~~~~~~~~~~~~
      |                           UBLK_CMD_GET_PARAMS