Hi Ivan, kernel test robot noticed the following build errors:
[auto build test ERROR on net-next/main] url: https://github.com/intel-lab-lkp/linux/commits/Ivan-Vecera/dt-bindings-dpll-add-common-dpll-pin-consumer-schema/20260109-022618 base: net-next/main patch link: https://lore.kernel.org/r/20260108182318.20935-11-ivecera%40redhat.com patch subject: [Intel-wired-lan] [PATCH net-next 10/12] dpll: Add reference count tracking support config: m68k-allmodconfig (https://download.01.org/0day-ci/archive/20260112/[email protected]/config) compiler: m68k-linux-gcc (GCC) 15.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260112/[email protected]/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 <[email protected]> | Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/ All errors (new ones prefixed by >>): lib/ref_tracker.c: In function 'ref_tracker_alloc': >> lib/ref_tracker.c:277:22: error: implicit declaration of function >> 'stack_trace_save'; did you mean 'stack_depot_save'? >> [-Wimplicit-function-declaration] 277 | nr_entries = stack_trace_save(entries, ARRAY_SIZE(entries), 1); | ^~~~~~~~~~~~~~~~ | stack_depot_save Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for REF_TRACKER Depends on [n]: STACKTRACE_SUPPORT Selected by [y]: - DPLL_REFCNT_TRACKER [=y] && DPLL [=y] vim +277 lib/ref_tracker.c 4e66934eaadc83b Eric Dumazet 2021-12-04 252 4e66934eaadc83b Eric Dumazet 2021-12-04 253 int ref_tracker_alloc(struct ref_tracker_dir *dir, 4e66934eaadc83b Eric Dumazet 2021-12-04 254 struct ref_tracker **trackerp, 4e66934eaadc83b Eric Dumazet 2021-12-04 255 gfp_t gfp) 4e66934eaadc83b Eric Dumazet 2021-12-04 256 { 4e66934eaadc83b Eric Dumazet 2021-12-04 257 unsigned long entries[REF_TRACKER_STACK_ENTRIES]; 4e66934eaadc83b Eric Dumazet 2021-12-04 258 struct ref_tracker *tracker; 4e66934eaadc83b Eric Dumazet 2021-12-04 259 unsigned int nr_entries; acd8f0e5d72741b Andrzej Hajda 2023-06-02 260 gfp_t gfp_mask = gfp | __GFP_NOWARN; 4e66934eaadc83b Eric Dumazet 2021-12-04 261 unsigned long flags; 4e66934eaadc83b Eric Dumazet 2021-12-04 262 e3ececfe668facd Eric Dumazet 2022-02-04 263 WARN_ON_ONCE(dir->dead); e3ececfe668facd Eric Dumazet 2022-02-04 264 8fd5522f44dcd7f Eric Dumazet 2022-02-04 265 if (!trackerp) { 8fd5522f44dcd7f Eric Dumazet 2022-02-04 266 refcount_inc(&dir->no_tracker); 8fd5522f44dcd7f Eric Dumazet 2022-02-04 267 return 0; 8fd5522f44dcd7f Eric Dumazet 2022-02-04 268 } c12837d1bb31032 Eric Dumazet 2022-01-12 269 if (gfp & __GFP_DIRECT_RECLAIM) c12837d1bb31032 Eric Dumazet 2022-01-12 270 gfp_mask |= __GFP_NOFAIL; c12837d1bb31032 Eric Dumazet 2022-01-12 271 *trackerp = tracker = kzalloc(sizeof(*tracker), gfp_mask); 4e66934eaadc83b Eric Dumazet 2021-12-04 272 if (unlikely(!tracker)) { 4e66934eaadc83b Eric Dumazet 2021-12-04 273 pr_err_once("memory allocation failure, unreliable refcount tracker.\n"); 4e66934eaadc83b Eric Dumazet 2021-12-04 274 refcount_inc(&dir->untracked); 4e66934eaadc83b Eric Dumazet 2021-12-04 275 return -ENOMEM; 4e66934eaadc83b Eric Dumazet 2021-12-04 276 } 4e66934eaadc83b Eric Dumazet 2021-12-04 @277 nr_entries = stack_trace_save(entries, ARRAY_SIZE(entries), 1); 4e66934eaadc83b Eric Dumazet 2021-12-04 278 tracker->alloc_stack_handle = stack_depot_save(entries, nr_entries, gfp); 4e66934eaadc83b Eric Dumazet 2021-12-04 279 4e66934eaadc83b Eric Dumazet 2021-12-04 280 spin_lock_irqsave(&dir->lock, flags); 4e66934eaadc83b Eric Dumazet 2021-12-04 281 list_add(&tracker->head, &dir->list); 4e66934eaadc83b Eric Dumazet 2021-12-04 282 spin_unlock_irqrestore(&dir->lock, flags); 4e66934eaadc83b Eric Dumazet 2021-12-04 283 return 0; 4e66934eaadc83b Eric Dumazet 2021-12-04 284 } 4e66934eaadc83b Eric Dumazet 2021-12-04 285 EXPORT_SYMBOL_GPL(ref_tracker_alloc); 4e66934eaadc83b Eric Dumazet 2021-12-04 286 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
