From: kernel test robot <lkp@intel.com>
To: "Jim Cromie" <jim.cromie@gmail.com>,
" Łukasz Bartosik" <ukaszb@chromium.org>
Cc: oe-kbuild-all@lists.linux.dev
Subject: [jimc:dd-shrink-go 48/59] lib/dynamic_debug.c:297:13: error: no member named 'filename' in 'struct _ddebug'; did you mean '_filename'?
Date: Wed, 05 Aug 2026 05:41:10 +0800 [thread overview]
Message-ID: <202608050546.FcvxXCGW-lkp@intel.com> (raw)
Hi Jim,
FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant.
tree: https://github.com/jimc/linux.git dd-shrink-go
head: 7bb5af008fa5bfb055e0dd2b34a688b094890c76
commit: cfa6f73e601bea4f41eb0a637c9baa23eefd545e [48/59] dyndbg: prep to isolate 3 repetetive fields
config: hexagon-randconfig-002-20260805 (https://download.01.org/0day-ci/archive/20260805/202608050546.FcvxXCGW-lkp@intel.com/config)
compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260805/202608050546.FcvxXCGW-lkp@intel.com/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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202608050546.FcvxXCGW-lkp@intel.com/
All errors (new ones prefixed by >>):
>> lib/dynamic_debug.c:297:13: error: no member named 'filename' in 'struct _ddebug'; did you mean '_filename'?
297 | dp->filename ? dp->filename : "?",
| ^~~~~~~~
| _filename
include/linux/printk.h:719:45: note: expanded from macro 'pr_err_ratelimited'
719 | printk_ratelimited(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^
include/linux/printk.h:705:17: note: expanded from macro 'printk_ratelimited'
705 | printk(fmt, ##__VA_ARGS__); \
| ^
include/linux/printk.h:511:60: note: expanded from macro 'printk'
511 | #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
| ^
include/linux/printk.h:483:19: note: expanded from macro 'printk_index_wrap'
483 | _p_func(_fmt, ##__VA_ARGS__); \
| ^
include/linux/dynamic_debug.h:38:15: note: '_filename' declared here
38 | const char *_filename;
| ^
lib/dynamic_debug.c:297:28: error: no member named 'filename' in 'struct _ddebug'; did you mean '_filename'?
297 | dp->filename ? dp->filename : "?",
| ^~~~~~~~
| _filename
include/linux/printk.h:719:45: note: expanded from macro 'pr_err_ratelimited'
719 | printk_ratelimited(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^
include/linux/printk.h:705:17: note: expanded from macro 'printk_ratelimited'
705 | printk(fmt, ##__VA_ARGS__); \
| ^
include/linux/printk.h:511:60: note: expanded from macro 'printk'
511 | #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
| ^
include/linux/printk.h:483:19: note: expanded from macro 'printk_index_wrap'
483 | _p_func(_fmt, ##__VA_ARGS__); \
| ^
include/linux/dynamic_debug.h:38:15: note: '_filename' declared here
38 | const char *_filename;
| ^
>> lib/dynamic_debug.c:298:13: error: no member named 'function' in 'struct _ddebug'; did you mean '_function'?
298 | dp->function ? dp->function : "?",
| ^~~~~~~~
| _function
include/linux/printk.h:719:45: note: expanded from macro 'pr_err_ratelimited'
719 | printk_ratelimited(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^
include/linux/printk.h:705:17: note: expanded from macro 'printk_ratelimited'
705 | printk(fmt, ##__VA_ARGS__); \
| ^
include/linux/printk.h:511:60: note: expanded from macro 'printk'
511 | #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
| ^
include/linux/printk.h:483:19: note: expanded from macro 'printk_index_wrap'
483 | _p_func(_fmt, ##__VA_ARGS__); \
| ^
include/linux/dynamic_debug.h:37:15: note: '_function' declared here
37 | const char *_function;
| ^
lib/dynamic_debug.c:298:28: error: no member named 'function' in 'struct _ddebug'; did you mean '_function'?
298 | dp->function ? dp->function : "?",
| ^~~~~~~~
| _function
include/linux/printk.h:719:45: note: expanded from macro 'pr_err_ratelimited'
719 | printk_ratelimited(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^
include/linux/printk.h:705:17: note: expanded from macro 'printk_ratelimited'
705 | printk(fmt, ##__VA_ARGS__); \
| ^
include/linux/printk.h:511:60: note: expanded from macro 'printk'
511 | #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
| ^
include/linux/printk.h:483:19: note: expanded from macro 'printk_index_wrap'
483 | _p_func(_fmt, ##__VA_ARGS__); \
| ^
include/linux/dynamic_debug.h:37:15: note: '_function' declared here
37 | const char *_function;
| ^
4 errors generated.
vim +297 lib/dynamic_debug.c
cfa6f73e601bea Jim Cromie 2023-09-15 265
e9d376f0fa66bd Jason Baron 2009-02-05 266 /*
85f7f6c0edb841 Jim Cromie 2011-12-19 267 * Search the tables for _ddebug's which match the given `query' and
85f7f6c0edb841 Jim Cromie 2011-12-19 268 * apply the `flags' and `mask' to them. Returns number of matching
85f7f6c0edb841 Jim Cromie 2011-12-19 269 * callsites, normally the same as number of changes. If verbose,
85f7f6c0edb841 Jim Cromie 2011-12-19 270 * logs the changes. Takes ddebug_lock.
e9d376f0fa66bd Jason Baron 2009-02-05 271 */
83998bfdcf2e5f Jim Cromie 2025-11-18 272 static bool ddebug_match_desc(const struct ddebug_query *query,
83998bfdcf2e5f Jim Cromie 2025-11-18 273 struct _ddebug *dp,
a99144b08bf397 Jim Cromie 2025-11-18 274 struct _ddebug_info *di,
a99144b08bf397 Jim Cromie 2025-11-18 275 int selected_class)
83998bfdcf2e5f Jim Cromie 2025-11-18 276 {
a99144b08bf397 Jim Cromie 2025-11-18 277 struct ddebug_class_map *site_map;
83998bfdcf2e5f Jim Cromie 2025-11-18 278
83998bfdcf2e5f Jim Cromie 2025-11-18 279 /* match against the source filename */
83998bfdcf2e5f Jim Cromie 2025-11-18 280 if (query->filename &&
cfa6f73e601bea Jim Cromie 2023-09-15 281 !match_wildcard(query->filename, desc_filename(dp)) &&
83998bfdcf2e5f Jim Cromie 2025-11-18 282 !match_wildcard(query->filename,
cfa6f73e601bea Jim Cromie 2023-09-15 283 kbasename(desc_filename(dp))) &&
83998bfdcf2e5f Jim Cromie 2025-11-18 284 !match_wildcard(query->filename,
cfa6f73e601bea Jim Cromie 2023-09-15 285 trim_prefix(desc_filename(dp))))
83998bfdcf2e5f Jim Cromie 2025-11-18 286 return false;
83998bfdcf2e5f Jim Cromie 2025-11-18 287
83998bfdcf2e5f Jim Cromie 2025-11-18 288 /* match against the function */
83998bfdcf2e5f Jim Cromie 2025-11-18 289 if (query->function &&
cfa6f73e601bea Jim Cromie 2023-09-15 290 !match_wildcard(query->function, desc_function(dp)))
83998bfdcf2e5f Jim Cromie 2025-11-18 291 return false;
83998bfdcf2e5f Jim Cromie 2025-11-18 292
83998bfdcf2e5f Jim Cromie 2025-11-18 293 /* match against the format */
83998bfdcf2e5f Jim Cromie 2025-11-18 294 if (query->format) {
83998bfdcf2e5f Jim Cromie 2025-11-18 295 if (!dp->format) {
e653e17e49b60c Jim Cromie 2026-08-03 296 pr_err_ratelimited("ddebug: NULL format string at %s:%s:%u\n",
83998bfdcf2e5f Jim Cromie 2025-11-18 @297 dp->filename ? dp->filename : "?",
83998bfdcf2e5f Jim Cromie 2025-11-18 @298 dp->function ? dp->function : "?",
83998bfdcf2e5f Jim Cromie 2025-11-18 299 dp->lineno);
83998bfdcf2e5f Jim Cromie 2025-11-18 300 return false;
83998bfdcf2e5f Jim Cromie 2025-11-18 301 }
83998bfdcf2e5f Jim Cromie 2025-11-18 302 if (*query->format == '^') {
83998bfdcf2e5f Jim Cromie 2025-11-18 303 char *p;
83998bfdcf2e5f Jim Cromie 2025-11-18 304 /* anchored search. match must be at beginning */
83998bfdcf2e5f Jim Cromie 2025-11-18 305 p = strstr(dp->format, query->format + 1);
83998bfdcf2e5f Jim Cromie 2025-11-18 306 if (p != dp->format)
83998bfdcf2e5f Jim Cromie 2025-11-18 307 return false;
83998bfdcf2e5f Jim Cromie 2025-11-18 308 } else if (!strstr(dp->format, query->format)) {
83998bfdcf2e5f Jim Cromie 2025-11-18 309 return false;
83998bfdcf2e5f Jim Cromie 2025-11-18 310 }
83998bfdcf2e5f Jim Cromie 2025-11-18 311 }
83998bfdcf2e5f Jim Cromie 2025-11-18 312
83998bfdcf2e5f Jim Cromie 2025-11-18 313 /* match against the line number range */
83998bfdcf2e5f Jim Cromie 2025-11-18 314 if (query->first_lineno &&
83998bfdcf2e5f Jim Cromie 2025-11-18 315 dp->lineno < query->first_lineno)
83998bfdcf2e5f Jim Cromie 2025-11-18 316 return false;
83998bfdcf2e5f Jim Cromie 2025-11-18 317 if (query->last_lineno &&
83998bfdcf2e5f Jim Cromie 2025-11-18 318 dp->lineno > query->last_lineno)
83998bfdcf2e5f Jim Cromie 2025-11-18 319 return false;
83998bfdcf2e5f Jim Cromie 2025-11-18 320
a99144b08bf397 Jim Cromie 2025-11-18 321 /*
a99144b08bf397 Jim Cromie 2025-11-18 322 * above are all satisfied, so we can make final decisions:
a99144b08bf397 Jim Cromie 2025-11-18 323 * 1- class FOO or implied class __DEFAULT__
a99144b08bf397 Jim Cromie 2025-11-18 324 * 2- site.is_classed or not
a99144b08bf397 Jim Cromie 2025-11-18 325 */
a99144b08bf397 Jim Cromie 2025-11-18 326 if (query->class_string) {
a99144b08bf397 Jim Cromie 2025-11-18 327 /* class FOO given, exact match required */
a99144b08bf397 Jim Cromie 2025-11-18 328 return (dp->class_id == selected_class);
a99144b08bf397 Jim Cromie 2025-11-18 329 }
a99144b08bf397 Jim Cromie 2025-11-18 330 /* query class __DEFAULT__ by omission. */
a99144b08bf397 Jim Cromie 2025-11-18 331 if (dp->class_id == _DPRINTK_CLASS_DFLT) {
a99144b08bf397 Jim Cromie 2025-11-18 332 /* un-classed site */
83998bfdcf2e5f Jim Cromie 2025-11-18 333 return true;
83998bfdcf2e5f Jim Cromie 2025-11-18 334 }
a99144b08bf397 Jim Cromie 2025-11-18 335 /* site is class'd */
a99144b08bf397 Jim Cromie 2025-11-18 336 site_map = ddebug_find_map_by_class_id(di, dp->class_id);
a99144b08bf397 Jim Cromie 2025-11-18 337 if (!site_map) {
904a768d78c408 Jim Cromie 2026-03-12 338 pr_warn_ratelimited("unknown class_id %d, check %s's CLASSMAP definitions\n",
904a768d78c408 Jim Cromie 2026-03-12 339 dp->class_id, di->mod_name);
a99144b08bf397 Jim Cromie 2025-11-18 340 return false;
a99144b08bf397 Jim Cromie 2025-11-18 341 }
a99144b08bf397 Jim Cromie 2025-11-18 342 /* module(-param) decides protection */
a99144b08bf397 Jim Cromie 2025-11-18 343 return !ddebug_class_wants_protection(site_map);
a99144b08bf397 Jim Cromie 2025-11-18 344 }
83998bfdcf2e5f Jim Cromie 2025-11-18 345
:::::: The code at line 297 was first introduced by commit
:::::: 83998bfdcf2e5f0513ad68f0e0f5b328fe0937b5 dyndbg: factor ddebug_match_desc out from ddebug_change
:::::: TO: Jim Cromie <jim.cromie@gmail.com>
:::::: CC: Jim Cromie <jim.cromie@gmail.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2026-08-04 21:42 UTC|newest]
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