tree: https://github.com/thesofproject/linux pr/2377 head: d90b3a16806fdb0b254587aba60571ff00a2c0ba commit: d90b3a16806fdb0b254587aba60571ff00a2c0ba [2/2] ASoC:SOF:trace: Add runtime filtering mechanism config: arm64-sof-customedconfig-sof-defconfig (attached as .config) compiler: aarch64-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout d90b3a16806fdb0b254587aba60571ff00a2c0ba # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All error/warnings (new ones prefixed by >>): In file included from include/linux/device.h:15, from sound/soc/sof/sof-priv.h:14, from sound/soc/sof/trace.c:13: sound/soc/sof/trace.c: In function 'trace_filter_parse': 271 | entry, line); | ^~~~ include/linux/dev_printk.h:104:32: note: in definition of macro 'dev_err' 104 | _dev_err(dev, dev_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~~~ sound/soc/sof/trace.c:271:12: note: each undeclared identifier is reported only once for each function it appears in 271 | entry, line); | ^~~~ include/linux/dev_printk.h:104:32: note: in definition of macro 'dev_err' 104 | _dev_err(dev, dev_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~~~ sound/soc/sof/trace.c: At top level: 283 | int sof_ipc_trace_update_filter(struct snd_sof_dev *sdev, size_t num_elems, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ # https://github.com/thesofproject/linux/commit/d90b3a16806fdb0b254587aba60... git remote add linux-sof-driver https://github.com/thesofproject/linux git fetch --no-tags linux-sof-driver pr/2377 git checkout d90b3a16806fdb0b254587aba60571ff00a2c0ba vim +/line +271 sound/soc/sof/trace.c 234 235 static int trace_filter_parse(struct snd_sof_dev *sdev, char* string, 236 size_t len, size_t *out_elem_cnt, 237 struct sof_ipc_trace_filter_elem **out) 238 { 239 struct sof_ipc_trace_filter_elem *elems; 240 char *entry = string; 241 char *entry_end; 242 size_t capacity; 243 size_t cnt = 0; 244 int entry_len; 245 246 if (!string) 247 return -EINVAL; 248 249 /* 250 * calc capacity, default entry length: len('0 1FFFA000 0 0;') == 15, 251 * each entry consist up to 4 elements. 252 */ 253 capacity = len * 4 / 15 + 1; 254 elems = kzalloc(capacity * sizeof(*elems), GFP_KERNEL); 255 if (!elems) 256 return -ENOMEM; 257 258 while (entry < string + len) { 259 entry_end = strchrnul(entry, ';'); 260 *entry_end = '\0'; 261 262 if(strcmp(entry, "\n") == 0) { 263 entry = entry_end + 1; 264 continue; 265 } 266 267 entry_len = trace_filter_parse_entry(sdev, entry, &elems, 268 &capacity, &cnt); 269 if (entry_len <= 0) { 270 dev_err(sdev->dev, "error: trace_filter_parse_entry for '%s' failed, '%d'\n", 272 kfree(elems); 273 return -EINVAL; 274 } 275 entry = entry_end + 1; 276 } 277 278 *out = elems; 279 *out_elem_cnt = cnt; 280 return 0; 281 } 282 284 struct sof_ipc_trace_filter_elem *elems) 285 { 286 struct sof_ipc_trace_filter *msg; 287 struct sof_ipc_reply reply; 288 size_t size; 289 int ret; 290 291 size = struct_size(msg, elems, num_elems); 292 if (size > SOF_IPC_MSG_MAX_SIZE) 293 return -ENOMEM; 294 295 msg = kmalloc(size, GFP_KERNEL); 296 if (!msg) 297 return -ENOMEM; 298 299 msg->hdr.size = size; 300 msg->hdr.cmd = SOF_IPC_GLB_TRACE_MSG | SOF_IPC_TRACE_FILTER_UPDATE; 301 msg->elem_cnt = num_elems; 302 memcpy(&msg->elems[0], elems, num_elems * sizeof(*elems)); 303 304 pm_runtime_get_sync(sdev->dev); 305 ret = sof_ipc_tx_message(sdev->ipc, msg->hdr.cmd, msg, msg->hdr.size, 306 &reply, sizeof(reply)); 307 pm_runtime_put_sync(sdev->dev); 308 309 kfree(msg); 310 return ret ? ret : reply.error; 311 } 312 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org