tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: f655b9d050aaaf0405a45888ad590504de2cb090 commit: 425771499c0742a996ab28df143d7a5123102686 [2413/6880] mm: mem_reliable: Introduce proc interface to disable memory reliable features config: arm64-randconfig-002-20240327 (https://download.01.org/0day-ci/archive/20240327/202403270722.6XFnuheL-lkp@i...) compiler: clang version 15.0.7 (https://github.com/llvm/llvm-project.git 8dfdcc7b7bf66834a761bd8de445840ef68e4d1a) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240327/202403270722.6XFnuheL-lkp@i...)

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@intel.com | Closes: https://lore.kernel.org/oe-kbuild-all/202403270722.6XFnuheL-lkp@intel.com/

All errors (new ones prefixed by >>):

...

mm/mem_reliable.c:345:2: error: call to undeclared function 'mem_reliable_ctrl_bit_disable'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]

mem_reliable_ctrl_bit_disable(idx); ^ mm/mem_reliable.c:345:2: note: did you mean 'mem_reliable_ctrl_bit_disabled'? mm/mem_reliable.c:320:13: note: 'mem_reliable_ctrl_bit_disabled' declared here static void mem_reliable_ctrl_bit_disabled(int idx) {} ^ 1 error generated.

vim +/mem_reliable_ctrl_bit_disable +345 mm/mem_reliable.c

322 323 static void mem_reliable_feature_disable(int idx) 324 { 325 char *str = NULL; 326 327 switch (idx) { 328 case MEM_RELIABLE_FALLBACK: 329 reliable_allow_fallback = false; 330 str = "fallback"; 331 break; 332 case MEM_RELIABLE_SHMEM: 333 shmem_reliable = false; 334 str = "shmem"; 335 break; 336 case MEM_RELIABLE_PAGECACHE: 337 pagecache_reliable = false; 338 str = "pagecache"; 339 break; 340 default: 341 pr_err("unknown index: %d", idx); 342 return; 343 } 344

345 mem_reliable_ctrl_bit_disable(idx);

346 pr_info("%s is disabled\n", str); 347 } 348