Hi Vincent, kernel test robot noticed the following build errors:
[auto build test ERROR on 4f1991a92cfe89096b2d1f5583a2e093bdd55c37] url: https://github.com/intel-lab-lkp/linux/commits/Vincent-Donnefort/ring-buffer-Zero-ring-buffer-sub-buffers/20240123-191131 base: 4f1991a92cfe89096b2d1f5583a2e093bdd55c37 patch link: https://lore.kernel.org/r/20240123110757.3657908-4-vdonnefort%40google.com patch subject: [PATCH v12 3/6] tracing: Add snapshot refcount config: i386-randconfig-012-20240126 (https://download.01.org/0day-ci/archive/20240126/202401261026.cc8ubwxf-...@intel.com/config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240126/202401261026.cc8ubwxf-...@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 <l...@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202401261026.cc8ubwxf-...@intel.com/ All errors (new ones prefixed by >>): kernel/trace/trace.c: In function 'tracing_set_tracer': >> kernel/trace/trace.c:6645:9: error: 'struct tracer' has no member named >> 'use_max_tr' 6645 | if (t->use_max_tr) | ^~ >> kernel/trace/trace.c:6646:5: error: implicit declaration of function >> 'tracing_disarm_snapshot_locked'; did you mean 'tracing_disarm_snapshot'? >> [-Werror=implicit-function-declaration] 6646 | tracing_disarm_snapshot_locked(tr); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | tracing_disarm_snapshot cc1: some warnings being treated as errors vim +6645 kernel/trace/trace.c 6641 6642 if (t->init) { 6643 ret = tracer_init(t, tr); 6644 if (ret) { > 6645 if (t->use_max_tr) > 6646 tracing_disarm_snapshot_locked(tr); 6647 goto out; 6648 } 6649 } 6650 6651 tr->current_trace = t; 6652 tr->current_trace->enabled++; 6653 trace_branch_enable(tr); 6654 out: 6655 mutex_unlock(&trace_types_lock); 6656 6657 return ret; 6658 } 6659 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
